44caliber | fd0c25564e7fe0dbc2aa456defdbb4c8e4d3e6768adbc72462e9a3b48e63cb47

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
16-07-2024 04:06

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General

Target

6602a6768c612807b54ad5e282106d80N.exe
Size

303KB
MD5

6602a6768c612807b54ad5e282106d80
SHA1

554c249b0b54838ab326ced44234018e3d26f6a5
SHA256

fd0c25564e7fe0dbc2aa456defdbb4c8e4d3e6768adbc72462e9a3b48e63cb47
SHA512

f161c5a194abfbf43c9930b7f3e99b6b41edb4abc0520ee292fc6189ba95a9b87525526eb454e18537147e4bae51828a530155392628a8755c9a6d91691937d4
SSDEEP

6144:20tC6MDdbICydeB25aBRH5QreWQAKAKtBvUEWA1D0xYqnT:20q/BRH5QyYKZ1DwHnT

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1261337809793581077/th-zisFe-ONOBv0rIRsugBNZzyStJ-lRYkNoNm0Wd0XiY_0pKxTkCodWZeXwnZ-c_zi5

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

6602a6768c612807b54ad5e282106d80N.exe

pid process

1988 6602a6768c612807b54ad5e282106d80N.exe
1988 6602a6768c612807b54ad5e282106d80N.exe
1988 6602a6768c612807b54ad5e282106d80N.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

6602a6768c612807b54ad5e282106d80N.exe

description pid process

Token: SeDebugPrivilege 1988 6602a6768c612807b54ad5e282106d80N.exe

pid	process
1988	6602a6768c612807b54ad5e282106d80N.exe
1988	6602a6768c612807b54ad5e282106d80N.exe
1988	6602a6768c612807b54ad5e282106d80N.exe

description	pid	process
Token: SeDebugPrivilege	1988	6602a6768c612807b54ad5e282106d80N.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

6602a6768c612807b54ad5e282106d80N.exe

description	pid	process	target process
PID 1988 wrote to memory of 1392	1988	6602a6768c612807b54ad5e282106d80N.exe	WerFault.exe
PID 1988 wrote to memory of 1392	1988	6602a6768c612807b54ad5e282106d80N.exe	WerFault.exe
PID 1988 wrote to memory of 1392	1988	6602a6768c612807b54ad5e282106d80N.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\6602a6768c612807b54ad5e282106d80N.exe
"C:\Users\Admin\AppData\Local\Temp\6602a6768c612807b54ad5e282106d80N.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1988 -s 820
2⤵
PID:1392

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1988-0-0x000007FEF59C3000-0x000007FEF59C4000-memory.dmp

Filesize
4KB

Download
memory/1988-1-0x00000000011A0000-0x00000000011F2000-memory.dmp

Filesize
328KB

Download
memory/1988-19-0x000007FEF59C0000-0x000007FEF63AC000-memory.dmp

Filesize
9.9MB

Download
memory/1988-20-0x000007FEF59C3000-0x000007FEF59C4000-memory.dmp

Filesize
4KB

Download
memory/1988-21-0x000007FEF59C0000-0x000007FEF63AC000-memory.dmp

Filesize
9.9MB

Download