Windows
Analysis Report
1f0000.dll
Overview
General Information
Detection
Score: | 60 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
- System is w10x64
- loaddll32.exe (PID: 5092 cmdline:
loaddll32. exe "C:\Us ers\user\D esktop\1f0 000.dll" MD5: 1F562FBF37040EC6C43C8D5EF619EA39) - conhost.exe (PID: 2064 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496) - cmd.exe (PID: 4996 cmdline:
cmd.exe /C rundll32. exe "C:\Us ers\user\D esktop\1f0 000.dll",# 1 MD5: F3BDBE3BB6F734E357235F4D5898582D) - rundll32.exe (PID: 4668 cmdline:
rundll32.e xe "C:\Use rs\user\De sktop\1f00 00.dll",#1 MD5: D7CA562B0DB4F4DD0F03A89A1FDAD63D)
- cleanup
{"RSA Public Key": "GM4Kf/Z6rOnx7ZeOHNCGqGU1EYR+rHVcPFJfnB66sRxq8TdAtJ8I/FA73jILYN/O7GBQZXfAayteZ+p+Oku4j4TsVhRTMO69ts5LXnUBL3YpRQLuom+BvNzXjhoKt16kcxpwisrVl8sSl78o2iV+WuT7m9YMZQozEdttRTBIHJpzQtPr0h5BHHk+OiA9EQSDmlX7UvBgY8bViZ8LVgRE2j8GEgfNQW2WNlu1n810ZdnxshlFew+L2+9Be0oR+u+GXheI+qCLyYBkG5dNS0/RoFfmz5khmlLokQND0e2gq8+13HHHxrou4IGiYjMoDNLBLxynxiy1GeKRmyNpR0hR7RNZZpmu8ADCXrY93ygL4yQ=", "c2_domain": ["trackingg-protectioon.cdn1.mozilla.net", "siwdmfkshsgw.com", "trackingg-protectioon.cdn1.mozilla.net", "188.127.224.114", "weiqeqwns.com", "weiqeqwens.com", "weiqewqwns.com", "iujdhsndjfks.com", "ijduwhsbvk.com"], "botnet": "10103", "server": "50", "serpent_key": "9wGFk6w5pVKRz0Hz", "sleep_time": "1", "CONF_TIMEOUT": "20", "SetWaitableTimer_value": "0"}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_Ursnif_1 | Yara detected Ursnif | Joe Security |
Click to jump to signature section
AV Detection |
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Source: | Avira: |
Source: | Joe Sandbox ML: |
Source: | Malware Configuration Extractor: |
Source: | Static PE information: |
Key, Mouse, Clipboard, Microphone and Screen Capturing |
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Source: | File source: |
E-Banking Fraud |
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Source: | File source: |
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Section loaded: | ||
Source: | Section loaded: | ||
Source: | Section loaded: |
Source: | Static PE information: |
Source: | Key opened: |
Source: | Classification label: |
Source: | Process created: |
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: | ||
Source: | Process created: |
Source: | Mutant created: |
Hooking and other Techniques for Hiding and Protection |
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Source: | File source: |
Source: | Process information set: |
Source: | Last function: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Process queried: |
Source: | Process created: |
Stealing of Sensitive Information |
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Source: | File source: |
Remote Access Functionality |
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Source: | File source: |
Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Exfiltration | Command and Control | Network Effects | Remote Service Effects | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 11 Process Injection | 1 Virtualization/Sandbox Evasion | OS Credential Dumping | 1 Security Software Discovery | Remote Services | Data from Local System | Exfiltration Over Other Network Medium | Data Obfuscation | Eavesdrop on Insecure Network Communication | Remotely Track Device Without Authorization | Modify System Partition |
Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | 1 DLL Side-Loading | 1 Rundll32 | LSASS Memory | 1 Virtualization/Sandbox Evasion | Remote Desktop Protocol | Data from Removable Media | Exfiltration Over Bluetooth | Junk Data | Exploit SS7 to Redirect Phone Calls/SMS | Remotely Wipe Data Without Authorization | Device Lockout |
Domain Accounts | At (Linux) | Logon Script (Windows) | Logon Script (Windows) | 11 Process Injection | Security Account Manager | 1 System Information Discovery | SMB/Windows Admin Shares | Data from Network Shared Drive | Automated Exfiltration | Steganography | Exploit SS7 to Track Device Location | Obtain Device Cloud Backups | Delete Device Data |
Local Accounts | At (Windows) | Logon Script (Mac) | Logon Script (Mac) | 1 DLL Side-Loading | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | Scheduled Transfer | Protocol Impersonation | SIM Card Swap | Carrier Billing Fraud |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
100% | Avira | HEUR/AGEN.1245293 | ||
100% | Joe Sandbox ML |
Joe Sandbox Version: | 36.0.0 Rainbow Opal |
Analysis ID: | 725157 |
Start date and time: | 2022-10-18 10:00:28 +02:00 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 2m 45s |
Hypervisor based Inspection enabled: | false |
Report type: | light |
Sample file name: | 1f0000.dll |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 104, IE 11, Adobe Reader DC 19, Java 8 Update 211 |
Number of analysed new started processes analysed: | 4 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
|
Analysis Mode: | default |
Analysis stop reason: | Timeout |
Detection: | MAL |
Classification: | mal60.troj.winDLL@6/0@0/0 |
EGA Information: | Failed |
HDC Information: | Failed |
HCA Information: |
|
Cookbook Comments: |
|
- Not all processes where analyzed, report is missing behavior information
File type: | |
Entropy (8bit): | 6.688246877126844 |
TrID: |
|
File name: | 1f0000.dll |
File size: | 44544 |
MD5: | fb46a45c032fb8b5798f00878af54464 |
SHA1: | e8e054a8c8aa27120909bb89725b36f5a7136d98 |
SHA256: | 576413cc88f47adde6685639f88d17d495fff4475c89603fe83078f81ee20846 |
SHA512: | 180f88f8d8bd89648d49cf6214e311159bfed43eb886b9e06456643f8a5938e55cfb2751e61d83d5d206b08627b89bf0be7f22907dafccaa39050bd1e30778be |
SSDEEP: | 768:FTmE+L5AkTXKMaqD4leJiArJBFkK527nhoZ3eGiJ18MGXFlkq9k34d:FTmE+L5AkTixchBOKinCZ3eGa18MGTRx |
TLSH: | 0313AE12F6F94CF2D7A25EB06620F6F467FE8A3121389441EB1359CA1EA0953D53E30B |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$........p...............i.......i..................H...:.......:.......:........i.......i.......i......Rich............PE..L.....%c... |
Icon Hash: | 74f0e4ecccdce0e4 |
Entrypoint: | 0x10003908 |
Entrypoint Section: | .text |
Digitally signed: | false |
Imagebase: | 0x10000000 |
Subsystem: | windows gui |
Image File Characteristics: | EXECUTABLE_IMAGE, 32BIT_MACHINE, DLL |
DLL Characteristics: | |
Time Stamp: | 0x632596BE [Sat Sep 17 09:43:26 2022 UTC] |
TLS Callbacks: | |
CLR (.Net) Version: | |
OS Version Major: | 5 |
OS Version Minor: | 0 |
File Version Major: | 5 |
File Version Minor: | 0 |
Subsystem Version Major: | 5 |
Subsystem Version Minor: | 0 |
Import Hash: |
Instruction |
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mov eax, dword ptr [esp+08h] |
push esi |
xor esi, esi |
inc esi |
sub eax, 00000000h |
je 00007FE770FACDF5h |
dec eax |
jne 00007FE770FACE06h |
push 1000A2DCh |
call dword ptr [1000900Ch] |
cmp eax, esi |
jne 00007FE770FACDF7h |
push dword ptr [esp+08h] |
call 00007FE770FB0765h |
test eax, eax |
je 00007FE770FACDEAh |
xor esi, esi |
jmp 00007FE770FACDE6h |
push 1000A2DCh |
call dword ptr [10009010h] |
test eax, eax |
jne 00007FE770FACDD7h |
call 00007FE770FB0A4Bh |
mov eax, esi |
pop esi |
retn 000Ch |
shl eax, 02h |
push eax |
push dword ptr [esp+0Ch] |
push dword ptr [esp+0Ch] |
call 00007FE770FACAA8h |
add esp, 0Ch |
retn 0008h |
push ebp |
mov ebp, esp |
sub esp, 0Ch |
push ebx |
push esi |
push edi |
push dword ptr [ebp+10h] |
call 00007FE770FAD189h |
mov edi, eax |
test edi, edi |
je 00007FE770FACE29h |
mov eax, dword ptr [ebp+14h] |
push edi |
push dword ptr [ebp+0Ch] |
lea esi, dword ptr [edi+eax*2] |
push dword ptr [ebp+08h] |
xor eax, eax |
mov word ptr [esi], ax |
call 00007FE770FAAD7Eh |
mov ebx, eax |
test ebx, ebx |
jne 00007FE770FACDFBh |
lea eax, dword ptr [ebp-08h] |
push eax |
call dword ptr [10009020h] |
push 0000005Fh |
pop eax |
push 00000008h |
mov word ptr [esi], ax |
lea eax, dword ptr [ebp-08h] |
push eax |
push edi |
push dword ptr [ebp+0Ch] |
push 80000001h |
push dword ptr [ebp+08h] |
call 00007FE770FAFFFCh |
mov ebx, eax |
push edi |
push 00000000h |
push dword ptr [1000A2D8h] |
Programming Language: |
|
Name | Virtual Address | Virtual Size | Is in Section |
---|---|---|---|
IMAGE_DIRECTORY_ENTRY_EXPORT | 0x9f10 | 0x34 | .rdata |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x98c4 | 0x50 | .rdata |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0xc000 | 0x760 | .reloc |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x9000 | 0x130 | .rdata |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x9294 | 0xe0 | .rdata |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Name | Virtual Address | Virtual Size | Raw Size | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
---|---|---|---|---|---|---|---|---|
.text | 0x1000 | 0x7743 | 0x7800 | False | 0.6276041666666666 | data | 6.560546360535151 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
.rdata | 0x9000 | 0xf44 | 0x1000 | False | 0.456298828125 | data | 4.69394943918653 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.data | 0xa000 | 0x3e8 | 0x200 | False | 0.57421875 | ARJ archive data, v39, original name: , os: MS-DOS | 3.741032274129629 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
.bss | 0xb000 | 0xeae | 0x1000 | False | 0.899658203125 | MPEG-4 LOAS | 7.5169354931799335 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
.reloc | 0xc000 | 0x1000 | 0x1000 | False | 0.635986328125 | data | 5.680634081439042 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
Click to jump to process
Target ID: | 0 |
Start time: | 10:01:24 |
Start date: | 18/10/2022 |
Path: | C:\Windows\System32\loaddll32.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0xca0000 |
File size: | 116736 bytes |
MD5 hash: | 1F562FBF37040EC6C43C8D5EF619EA39 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | moderate |
Target ID: | 1 |
Start time: | 10:01:24 |
Start date: | 18/10/2022 |
Path: | C:\Windows\System32\conhost.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff7c72c0000 |
File size: | 625664 bytes |
MD5 hash: | EA777DEEA782E8B4D7C7C33BBF8A4496 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 2 |
Start time: | 10:01:24 |
Start date: | 18/10/2022 |
Path: | C:\Windows\SysWOW64\cmd.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0xd90000 |
File size: | 232960 bytes |
MD5 hash: | F3BDBE3BB6F734E357235F4D5898582D |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Target ID: | 3 |
Start time: | 10:01:24 |
Start date: | 18/10/2022 |
Path: | C:\Windows\SysWOW64\rundll32.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0xb20000 |
File size: | 61952 bytes |
MD5 hash: | D7CA562B0DB4F4DD0F03A89A1FDAD63D |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |