44caliber | a5e4dd7de1e8bf05278812d02e812b4f238f86bc73fe87fa6f4db54dec34e30a

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2024 19:03

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General

Target

0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
Size

274KB
MD5

0705372942260f038effdd3c214b05e4
SHA1

f89347d61eebced6dc58d55911888c2420664189
SHA256

a5e4dd7de1e8bf05278812d02e812b4f238f86bc73fe87fa6f4db54dec34e30a
SHA512

3407f8a2da1ecc9ae55c819cce07740ed1a913fbd162d9f8ae1fb69e67cfdc33347032b9be28777b4f83824ccb02172014248cccb628e48558a9f1fb555efeea
SSDEEP

6144:Hf+BLtABPD9FBWKXsSlrVWdmQ41V6GIeydDRA1D049X:pFsSlrVWjY69eyd21DFX

Score

10^/10

44caliber spyware stealer

Malware Config

Signatures

44Caliber
An open source infostealer written in C#.
stealer 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

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	freegeoip.app
2	freegeoip.app

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3704	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
3704	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
3704	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
3704	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3704	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0705372942260f038effdd3c214b05e4_JaffaCakes118.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3704

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
931B

MD5
32241b0c9dcb72a23ce809361dd3502d

SHA1
88b755490d3eba92fb54f496742304684f247ae4

SHA256
7dcaf0e5e8e9466dd3206cfd4bc8b03f7b2be53264e9f76fd26363f310957719

SHA512
1871e3bc39e99d3f882cd5ac001504f4a87138d6c95122a4e13a0a1937fb229b44544b4e67ed9ed9f40fc200f2bebfff06ddbc80a522d7a85e40cb20ecfcf237

Download Submit
C:\Users\Admin\AppData\Roaming\44\Process.txt

Filesize
1KB

MD5
4227723901e13e4a8f9aa1e3bb96913a

SHA1
8d387979f0413b0729894464461a21fb48e5a716

SHA256
c7c67e7f53ab0fbfb4faca11ffee01d743c7b22534fe102d6c57ebdce2dd8e39

SHA512
054849445d53ffe795104ea062073ea4f737df2a5fe18ec743ba16f17de6059f0d36fa99e18679fcb08334a01ad1606b3e1f9d3c4033dc9e4e2b05ac6d7f8220

Download Submit
memory/3704-0-0x00007FF965A33000-0x00007FF965A35000-memory.dmp

Filesize
8KB

Download
memory/3704-1-0x0000000000770000-0x00000000007BA000-memory.dmp

Filesize
296KB

Download
memory/3704-31-0x00007FF965A30000-0x00007FF9664F1000-memory.dmp

Filesize
10.8MB

Download
memory/3704-116-0x00007FF965A30000-0x00007FF9664F1000-memory.dmp

Filesize
10.8MB

Download