44caliber | 5fce8b2ae18c35e41d0cc618385c27ba8ed228129d4dc1318e7260f1cd3bc542

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 10:57

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General

Target

168ca225e821d31cb57c305ea2116e91.exe
Size

281KB
MD5

168ca225e821d31cb57c305ea2116e91
SHA1

f43f6ea0e3872a51e6ae7edd5ef886b42e03cc3a
SHA256

5fce8b2ae18c35e41d0cc618385c27ba8ed228129d4dc1318e7260f1cd3bc542
SHA512

c238844f508bcd63d2930a0fb53f751bbf8bc7c031115fd4ab1efc7d4f0ddc17bbc94ab443847839df0ecd096a5fac34b4443d4f4ae09bb2bb44f2cc2c5a4b90
SSDEEP

3072:wdHwcyTwduBT+lNd8KzxYc6psXBbgq3QrUSzbDvmueVnqXv46tYBI+2iJOG93hIj:MMwduBylNd9tQ/HDvmueVnqXvPYBJU

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/873017348871823390/rg2sd0oyvYQHl2ZA4ewWhYWL7E3kpvZjKQOQib48rLbJztSPo_u5DDzkkCfQUnjRpZDP

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:

168ca225e821d31cb57c305ea2116e91.exe

pid process

2964 168ca225e821d31cb57c305ea2116e91.exe
2964 168ca225e821d31cb57c305ea2116e91.exe
2964 168ca225e821d31cb57c305ea2116e91.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

168ca225e821d31cb57c305ea2116e91.exe

description pid process

Token: SeDebugPrivilege 2964 168ca225e821d31cb57c305ea2116e91.exe

pid	process
2964	168ca225e821d31cb57c305ea2116e91.exe
2964	168ca225e821d31cb57c305ea2116e91.exe
2964	168ca225e821d31cb57c305ea2116e91.exe

description	pid	process
Token: SeDebugPrivilege	2964	168ca225e821d31cb57c305ea2116e91.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

168ca225e821d31cb57c305ea2116e91.exe

description	pid	process	target process
PID 2964 wrote to memory of 2404	2964	168ca225e821d31cb57c305ea2116e91.exe	WerFault.exe
PID 2964 wrote to memory of 2404	2964	168ca225e821d31cb57c305ea2116e91.exe	WerFault.exe
PID 2964 wrote to memory of 2404	2964	168ca225e821d31cb57c305ea2116e91.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\168ca225e821d31cb57c305ea2116e91.exe
"C:\Users\Admin\AppData\Local\Temp\168ca225e821d31cb57c305ea2116e91.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2964 -s 812
2⤵
PID:2404

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/2964-0-0x0000000000E70000-0x0000000000EBC000-memory.dmp

Filesize
304KB

Download
memory/2964-1-0x000007FEF58C0000-0x000007FEF62AC000-memory.dmp

Filesize
9.9MB

Download
memory/2964-2-0x000000001B550000-0x000000001B5D0000-memory.dmp

Filesize
512KB

Download
memory/2964-20-0x000007FEF58C0000-0x000007FEF62AC000-memory.dmp

Filesize
9.9MB

Download
memory/2964-21-0x000000001B550000-0x000000001B5D0000-memory.dmp

Filesize
512KB

Download