44caliber | d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-11-2024 03:08

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General

Target

d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe
Size

303KB
MD5

5c6721a4445b1ad34affb5d66c987573
SHA1

d2f20db4d9a3fd2e72a0545926b6fee1f3283d47
SHA256

d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82
SHA512

15c3d229c7ad3e2036405c68f7f59f03cf774348e89d7fdf04cf0c1220c34cd6029bb5b96a5084a056cb4aadab2474a915a0c0640015e5ccd30c472a68a2e085
SSDEEP

6144:PjFT6MDdbICydeB0iG54G4S+ZoH86jmA1D0/Hx:PjzQ54G4SuocY1Dsx

Score

10^/10

44caliber spyware stealer

Malware Config

Extracted

Family

44caliber

https://discord.com/api/webhooks/1303704145731260446/-6ntBnd7ROApHmCsRB7Lli7gKTsLyWRgcOJ-cJbRXh5PQKViLyldpkyDBWbuBRUun_nd

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
44Caliber family
44caliber
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
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

pid	Process
2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe
2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe
2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2808	2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe	30
PID 2440 wrote to memory of 2808	2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe	30
PID 2440 wrote to memory of 2808	2440	d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe	30

C:\Users\Admin\AppData\Local\Temp\d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe
"C:\Users\Admin\AppData\Local\Temp\d5c99e1f25dbdbec5a2545a4cea9e948f7b7c8188cc966b8ac69f3b1b95cea82.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2440 -s 1004
  2⤵
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2440-0-0x000007FEF5493000-0x000007FEF5494000-memory.dmp

Filesize
4KB

Download
memory/2440-1-0x00000000010D0000-0x0000000001122000-memory.dmp

Filesize
328KB

Download
memory/2440-20-0x000007FEF5490000-0x000007FEF5E7C000-memory.dmp

Filesize
9.9MB

Download
memory/2440-21-0x000007FEF5490000-0x000007FEF5E7C000-memory.dmp

Filesize
9.9MB

Download