Automated Malware Analysis IOC Report for

Files

File Path

Type

Category

Malicious

Fedex Invoice.xlsx

CDFV2 Encrypted

initial sample

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZAE7RW1P\vbc[1].exe

PE32 executable (GUI) Intel 80386, for MS Windows

downloaded

C:\Users\user\Desktop\~$Fedex Invoice.xlsx

data

dropped

C:\Users\Public\vbc.exe

PE32 executable (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\39BFBB29.png

PNG image data, 476 x 244, 8-bit/color RGB, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\5DD04ABC.emf

Windows Enhanced Metafile (EMF) image data version 0x10000

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\6576CE85.png

PNG image data, 566 x 429, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\6964C2A.jpeg

JPEG image data, JFIF standard 1.01, resolution (DPI), density 150x150, segment length 16, baseline, precision 8, 1275x1650, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\96EA4B94.jpeg

JPEG image data, JFIF standard 1.01, resolution (DPI), density 0x0, segment length 16, Exif Standard: [TIFF image data, big-endian, direntries=2], baseline, precision 8, 474x379, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\98762820.jpeg

JPEG image data, JFIF standard 1.01, aspect ratio, density 1x1, segment length 16, baseline, precision 8, 333x151, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\9A4FD716.png

PNG image data, 613 x 80, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\A6E6B01F.png

PNG image data, 684 x 477, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\A8149A23.jpeg

JPEG image data, JFIF standard 1.01, aspect ratio, density 1x1, segment length 16, baseline, precision 8, 191x263, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\A84E7AC2.jpeg

JPEG image data, JFIF standard 1.01, resolution (DPI), density 150x150, segment length 16, baseline, precision 8, 1275x1650, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\BD1CC9A1.png

PNG image data, 476 x 244, 8-bit/color RGB, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\C2C85D57.png

PNG image data, 684 x 477, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\C385632E.png

PNG image data, 613 x 80, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\CBE0C5C8.jpeg

JPEG image data, JFIF standard 1.01, aspect ratio, density 1x1, segment length 16, baseline, precision 8, 333x151, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\CDD787DB.jpeg

JPEG image data, JFIF standard 1.01, aspect ratio, density 1x1, segment length 16, baseline, precision 8, 191x263, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\D3F2487D.png

PNG image data, 566 x 429, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\D6DC676C.jpeg

JPEG image data, JFIF standard 1.01, resolution (DPI), density 0x0, segment length 16, Exif Standard: [TIFF image data, big-endian, direntries=2], baseline, precision 8, 474x379, frames 3

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\DB6B38D.emf

Windows Enhanced Metafile (EMF) image data version 0x10000

dropped

There are 12 hidden files, click here to show them.

Processes

Path

Cmdline

Malicious

C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

'C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE' -Embedding

Details

Is windows:	true
Is dropped:	false
PID:	2624
Target ID:	4
Parent PID:	596
Name:	EQNEDT32.EXE
Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Commandline:	'C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE' -Embedding
Size:	543304
MD5:	A87236E214F6D42A65F5DEDAC816AEC8
Time:	21:50:47
Date:	14/09/2021
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x400000
Modulesize:	581632
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: Droppers Exploiting CVE-2017-11882	System Summary
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Sigma detected: File Dropped By EQNEDT32EXE	Exploits
Sigma detected: Execution from Suspicious Folder	System Summary
Office Equation Editor has been started	Exploits
Spawns processes	System Summary	Process Injection

C:\Users\Public\vbc.exe

'C:\Users\Public\vbc.exe'

Details

Is windows:	false
Is dropped:	true
PID:	1712
Target ID:	6
Parent PID:	2624
Name:	vbc.exe
Path:	C:\Users\Public\vbc.exe
Commandline:	'C:\Users\Public\vbc.exe'
Size:	135168
MD5:	ED004FE1AA9F4FA169A05B6716C03484
Time:	21:50:48
Date:	14/09/2021
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x400000
Modulesize:	151552
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: Droppers Exploiting CVE-2017-11882	System Summary
Drops PE files to the user root directory	Boot Survival	Masquerading
Office equation editor drops PE file	System Summary
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)	Exploits	Exploitation for Client Execution
Sigma detected: Execution from Suspicious Folder	System Summary
Creates a process in suspended mode (likely to inject code)	HIPS / PFW / Operating System Protection Evasion	Process Injection
Drops PE files	Persistence and Installation Behavior
Drops PE files to the user directory	Persistence and Installation Behavior	Masquerading
Uses a known web browser user agent for HTTP communication	Networking	Application Layer Protocol
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
Spawns processes	System Summary	Process Injection

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

'C:\Program Files\Microsoft Office\Office14\EXCEL.EXE' /automation -Embedding

Details

Is windows:	true
Is dropped:	false
PID:	1256
Target ID:	0
Parent PID:	596
Name:	EXCEL.EXE
Class:	excel
Path:	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
Commandline:	'C:\Program Files\Microsoft Office\Office14\EXCEL.EXE' /automation -Embedding
Size:	28253536
MD5:	D53B85E21886D2AF9815C377537BCAC3
Time:	21:50:25
Date:	14/09/2021
Reason:	newprocess
Reputation:	moderate
Is admin:	true
Is elevated:	true
Modulebase:	0x13ff60000
Modulesize:	28282880
Wow64:	false

Signature Hits	Behavior Group	Mitre Attack
Allocates a big amount of memory (probably used for heap spraying)	Software Vulnerabilities	Extra Window Memory Injection
Spawns processes	System Summary	Process Injection

URLs

Name

Malicious

http://37.0.11.217/KELLYREMCOS_UOuJB118.bin

Details

Name:	http://37.0.11.217/KELLYREMCOS_UOuJB118.bin
TargetID:	0
From Memory:	false
Current Path:	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
Source:	config extactor

Signature Hits	Behavior Group	Mitre Attack
Found malware configuration	AV Detection
C2 URLs / IPs found in malware configuration	Networking	Application Layer Protocol

http://212.192.246.25/rever/vbc.exe

212.192.246.25

Details

Name:	http://212.192.246.25/rever/vbc.exe
IP:	212.192.246.25
TargetID:	4
From Memory:	false
Current Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Source:	network

Signature Hits	Behavior Group	Mitre Attack
Multi AV Scanner detection for domain / URL	AV Detection
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Potential document exploit detected (performs HTTP gets)	Software Vulnerabilities	Exploitation for Client Execution
Potential document exploit detected (unknown TCP traffic)	Software Vulnerabilities	Exploitation for Client Execution
Uses a known web browser user agent for HTTP communication	Networking	Application Layer Protocol
Connects to IPs without corresponding DNS lookups	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer

http://services.msn.com/svcs/oe/certpage.asp?name=%s&email=%s&&Check

unknown

Details

Name:	http://services.msn.com/svcs/oe/certpage.asp?name=%s&email=%s&&Check
TargetID:	6
From Memory:	true
Current Path:	C:\Users\Public\vbc.exe
Source:	vbc.exe, 00000006.00000002.695178157.0000000003207000.00000002.00020000.sdmp
Reputation:	high

Signature Hits	Behavior Group	Mitre Attack
URLs found in memory or binary data	Networking

http://www.icra.org/vocabulary/.

unknown

Details

Name:	http://www.icra.org/vocabulary/.
TargetID:	6
From Memory:	true
Current Path:	C:\Users\Public\vbc.exe
Source:	vbc.exe, 00000006.00000002.695178157.0000000003207000.00000002.00020000.sdmp

Signature Hits	Behavior Group	Mitre Attack
URLs found in memory or binary data	Networking

http://windowsmedia.com/redir/services.asp?WMPFriendly=true

unknown

Details

Name:	http://windowsmedia.com/redir/services.asp?WMPFriendly=true
TargetID:	6
From Memory:	true
Current Path:	C:\Users\Public\vbc.exe
Source:	vbc.exe, 00000006.00000002.695178157.0000000003207000.00000002.00020000.sdmp

Signature Hits	Behavior Group	Mitre Attack
URLs found in memory or binary data	Networking

http://www.day.com/dam/1.0

unknown

Details

Name:	http://www.day.com/dam/1.0
TargetID:	0
From Memory:	true
Current Path:	C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
Source:	5DD04ABC.emf.0.dr
Reputation:	high

Signature Hits	Behavior Group	Mitre Attack
URLs found in memory or binary data	Networking

IPs

Domain

Country

Malicious

212.192.246.25

unknown

Russian Federation

Details

IP:	212.192.246.25
TargetID:	4
Current Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Country:	Russian Federation
Countrycode:	RUS
ASN number:	205220
ASN name:	RHC-HOSTINGGB
Private:	false

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Potential document exploit detected (performs HTTP gets)	Software Vulnerabilities	Exploitation for Client Execution
Potential document exploit detected (unknown TCP traffic)	Software Vulnerabilities	Exploitation for Client Execution
Uses a known web browser user agent for HTTP communication	Networking	Application Layer Protocol
Connects to IPs without corresponding DNS lookups	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer

Registry

Path

Value

Malicious

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

k7)

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

MTTT

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

ReviewToken

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

2FF45

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

FontCachePath

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

VBAFiles

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

if)

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

34F29

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

3566A

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Max Display

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 1

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Max Display

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 1

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 2

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 3

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 4

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 5

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 6

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 7

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 8

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 9

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 10

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 11

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 12

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 13

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 14

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 15

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 16

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 17

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 18

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 19

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 20

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Item 21

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

LastPurgeTime

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

1033

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

1033

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

EXCELFiles

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

ProductFiles

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

ProductFiles

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

Name

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

34F29

C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

EquationEditorFilesIntl_1033

C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

SavedLegacySettings

There are 33 hidden registries, click here to show them.

Memdumps

Base Address

Regiontype

Protect

Malicious

450000

unkown

page execute and read and write

1C60000

unkown

page read and write

26D2000

heap private

page read and write

430000

unkown image

page readonly

41C000

unkown image

page read and write

24EA000

heap private

page read and write

218000

heap default

page read and write

2508000

heap private

page read and write

7EFC0000

unkown image

page readonly

7FFFFFB2000

unkown image

page readonly

7FFFFFB0000

unkown image

page readonly

10000

unkown image

page read and write

17D000

unkown

page read and write

24E0000

heap private

page read and write

1C0000

heap default

page read and write

3C0000

unkown image

page read and write

7EFE0000

unkown image

page readonly

2D0000

unkown

page read and write

400000

unkown image

page readonly

1C50000

heap private

page read and write

88000

unkown

page read and write

1D7000

heap default

page read and write

20000

unkown

page read and write

7FFFFFC2000

unkown image

page readonly

3D0000

heap private

page read and write

7FFFFFC0000

unkown image

page readonly

30000

unkown image

page readonly

7EFC2000

unkown image

page readonly

26B4000

heap private

page read and write

306000

unkown

page read and write

1D0000

heap default

page read and write

7EFE0000

unkown image

page readonly

1B0000

unkown

page execute read

26B0000

heap private

page read and write

3207000

unkown image

page readonly

3D4000

heap private

page read and write

7EFC2000

unkown image

page readonly

41F000

unkown image

page read and write

4A0000

unkown image

page readonly

2404000

heap private

page read and write

257000

heap default

page read and write

3E0000

unkown image

page readonly

401000

unkown image

page execute read

421000

unkown image

page readonly

7EFB2000

unkown image

page readonly

BCE000

unkown

page read and write

7EFDF000

unkown

page read and write

7FFFFFC2000

unkown image

page readonly

7EFB2000

unkown image

page readonly

190000

unkown image

page readonly

421000

unkown image

page readonly

250000

heap default

page read and write

400000

unkown image

page readonly

240000

unkown image

page readonly

7C0000

unkown image

page readonly

274000

heap default

page read and write

7EFB0000

unkown image

page readonly

7FFFFFD0000

unkown image

page readonly

60F000

unkown

page read and write

2520000

unkown image

page readonly

2408000

heap private

page read and write

620000

unkown image

page readonly

490000

heap private

page read and write

401000

unkown image

page execute read

7EFD0000

unkown image

page readonly

10000

unkown image

page read and write

7EFB0000

unkown image

page readonly

1C20000

heap private

page read and write

216000

heap default

page read and write

7FFFFFC0000

unkown image

page readonly

7EFD0000

unkown image

page readonly

2400000

heap private

page read and write

400000

unkown image

page readonly

40000

unkown image

page readonly

240B000

heap private

page read and write

3020000

unkown image

page readonly

58F000

unkown

page read and write

20D000

heap default

page read and write

2330000

unkown

page read and write

7FFFFFB0000

unkown image

page readonly

630000

unkown image

page readonly

7FFFFFD0000

unkown image

page readonly

7FFFFFB2000

unkown image

page readonly

18C000

unkown

page read and write

4CE000

unkown

page read and write

7EFC0000

unkown image

page readonly

There are 76 hidden memdumps, click here to show them.

Behavior Section

Behavior Chronological

Disassembly

Uncategorized

Graph

IOCReport

Files

Processes

URLs

IPs

Registry

Memdumps