44caliber | a5e4dd7de1e8bf05278812d02e812b4f238f86bc73fe87fa6f4db54dec34e30a

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
2	freegeoip.app
3	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
2668	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
2668	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
2668	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe
2668	0705372942260f038effdd3c214b05e4_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	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:2668

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:\ProgramData\44\Process.txt

Filesize
472B

MD5
0a8c13daf526c8e68bc3efb2cff51380

SHA1
ae8d32e839d2636ea927172712ed23ed106bf11d

SHA256
b7fbecf70cde7d9764866b48f3ae8bc7a5d9c1aef78697aab57e14baa7d6465c

SHA512
a53b13d29c2878ca1941a61ab8771c6fa664502d7add64023f7865deed11b7457f81e08fe18bd1ae8abe458dee1ec8c3601041e2ba80e26af2278f457c7978f1

Download Submit
memory/2668-0-0x000007FEF5473000-0x000007FEF5474000-memory.dmp

Filesize
4KB

Download
memory/2668-1-0x0000000000E00000-0x0000000000E4A000-memory.dmp

Filesize
296KB

Download
memory/2668-19-0x000007FEF5470000-0x000007FEF5E5C000-memory.dmp

Filesize
9.9MB

Download
memory/2668-52-0x000007FEF5470000-0x000007FEF5E5C000-memory.dmp

Filesize
9.9MB

Download