Automated Malware Analysis IOC Report for

Files

File Path

Type

Category

Malicious

Booking Confirmation.xlsx

CDFV2 Encrypted

initial sample

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

PE32 executable (GUI) Intel 80386, for MS Windows

downloaded

C:\Users\user\Desktop\~$Booking Confirmation.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\1B15974F.png

PNG image data, 1268 x 540, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\2376BB51.png

PNG image data, 1268 x 540, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\539A36D9.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\60C1A490.png

PNG image data, 1686 x 725, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\9DE09D1A.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\A0F13A2C.emf

Windows Enhanced Metafile (EMF) image data version 0x10000

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\A5867438.png

PNG image data, 399 x 605, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\BE03F06.png

PNG image data, 1686 x 725, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\C1192904.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\D602AD35.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\D952E9B2.png

PNG image data, 399 x 605, 8-bit/color RGBA, non-interlaced

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\DA8A5653.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\E4B4CA0B.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\F7B97C3D.emf

Windows Enhanced Metafile (EMF) image data version 0x10000

dropped

There are 8 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:	2616
Target ID:	2
Parent PID:	584
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:	08:54:08
Date:	14/06/2021
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:	2760
Target ID:	4
Parent PID:	2616
Name:	vbc.exe
Path:	C:\Users\Public\vbc.exe
Commandline:	'C:\Users\Public\vbc.exe'
Size:	147456
MD5:	EE83942376EA5717149517FCC832AB9F
Time:	08:54:11
Date:	14/06/2021
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
Yara detected GuLoader	Data Obfuscation
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
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:	2404
Target ID:	0
Parent PID:	584
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:	27641504
MD5:	5FB0A0F93382ECD19F5F499A5CAA59F0
Time:	08:53:46
Date:	14/06/2021
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x13f2c0000
Modulesize:	27758592
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://103.155.82.236/nrsdoc/svchost.exe

103.155.82.236

Details

Name:	http://103.155.82.236/nrsdoc/svchost.exe
IP:	103.155.82.236
TargetID:	2
From Memory:	false
Current Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Source:	network

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)	Networking
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

https://bara-seck.com/bin_NpuMLUuCfC62.bin, http://farmersschool.ge/bin_NpuMLUuCfC62.bin

Details

Name:	https://bara-seck.com/bin_NpuMLUuCfC62.bin, http://farmersschool.ge/bin_NpuMLUuCfC62.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
Antivirus detection for URL or domain	AV Detection
Found malware configuration	AV Detection
C2 URLs / IPs found in malware configuration	Networking	Application Layer Protocol

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:	F7B97C3D.emf.0.dr
Reputation:	high

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

IPs

Domain

Country

Malicious

103.155.82.236

unknown

Details

IP:	103.155.82.236
TargetID:	2
Current Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
ASN number:	134687
ASN name:	TWIDC-AS-APTWIDCLimitedHK
Private:	false

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)	Networking
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

444

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

EF528

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

DefaultSheetR2L

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

UseSystemSeparators

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

ThousandsSeparator

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

DecimalSeparator

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

wb4

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

F42EA

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

F515B

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

SpellingAndGrammarFiles_3082

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

SpellingAndGrammarFiles_3082

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

SpellingAndGrammarFiles_1036

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

SpellingAndGrammarFiles_1036

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

SpellingAndGrammarFiles_1033

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

SpellingAndGrammarFiles_1033

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

SpellingAndGrammarFiles_3082

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

SpellingAndGrammarFiles_3082

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

SpellingAndGrammarFiles_1036

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

SpellingAndGrammarFiles_1036

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

SpellingAndGrammarFiles_1033

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

SpellingAndGrammarFiles_1033

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

ProductFiles

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

ProductFiles

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

F42EA

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 51 hidden registries, click here to show them.

Memdumps

Base Address

Regiontype

Protect

Malicious

3C0000

unkown

page execute and read and write

87000

unkown

page read and write

424000

unkown image

page readonly

400000

unkown image

page readonly

250000

unkown

page write copy

340000

unkown

page read and write

400000

unkown image

page readonly

2A0000

heap private

page read and write

540000

heap default

page read and write

422000

unkown image

page read and write

401000

unkown image

page execute read

230000

unkown

page readonly

220000

unkown

page execute read

2740000

heap private

page read and write

2C0000

heap default

page read and write

2580000

heap private

page read and write

57F000

heap default

page read and write

640000

unkown

page readonly

18C000

unkown

page read and write

2767000

heap private

page read and write

20000

unkown

page read and write

424000

unkown image

page readonly

7C0000

unkown

page readonly

7EFDF000

unkown

page read and write

290000

unkown

page readonly

547000

heap default

page read and write

4E4000

heap private

page read and write

2160000

unkown

page readonly

400000

unkown image

page readonly

2430000

unkown

page readonly

4E0000

heap private

page read and write

3E0000

heap private

page read and write

274A000

heap private

page read and write

1B0000

unkown

page readonly

401000

unkown image

page execute read

260000

heap private

page read and write

413000

unkown image

page execute read

502000

heap private

page read and write

564000

heap default

page read and write

240000

unkown

page read and write

960000

unkown

page readonly

413000

unkown image

page execute read

270000

unkown

page readonly

1D60000

unkown

page read and write

There are 34 hidden memdumps, click here to show them.

Behavior Section

Behavior Chronological

Disassembly

Uncategorized

Graph

IOCReport

Files

Processes

URLs

IPs

Registry

Memdumps