44caliber | a451cf0f55e69e94ba5da1f2a18031b2559cb069ce90a4d358ded2eb402137d0

Analysis

max time kernel
146s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06-04-2024 21:04

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General

Target

e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe
Size

346KB
MD5

e347853f0878006f51ce55c49c1dfe2e
SHA1

e1562b57c9c40d89b65ca9ccab7bab1d5c62508f
SHA256

a451cf0f55e69e94ba5da1f2a18031b2559cb069ce90a4d358ded2eb402137d0
SHA512

825add3f5f6ce2f7b3961edfe67a81c3fb15abc3a60c8723da2d22a8331611e5cdc75ee78a5a1943ea680fa49838cb289cf4a7ee94dabddf2973d49b7c827b7c
SSDEEP

6144:d7kVG8GmGTe1GbIoeZ3+nzoS6NPmeL5HkS9DTOwVT1pc+wXgZVh9cnZZE2X:2R3+nzoAE9+Q52SBcZBX

Score

10^/10

44caliber zgrat rat spyware stealer

Malware Config

Signatures

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

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral2/memory/836-0-0x0000000000310000-0x000000000036C000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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

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
5	freegeoip.app
4	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
836	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe
836	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe
836	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe
836	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	836	e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e347853f0878006f51ce55c49c1dfe2e_JaffaCakes118.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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\Local\44\Process.txt

Filesize
291B

MD5
e5c393e34a748ff07248b5c2badb7dd6

SHA1
4127b67fe1ae422ea911c79c7b8fea028503ff0b

SHA256
2bd243089d5f1f823b53cccda695e17136f33c36161364567c34c9c3b17cf1e5

SHA512
bdd2526ef5cf0ffb928f465c267c1fb632aa0a34f07ef2044343094ae27da63710fff1d6699a6f28be6817f8e5253a892bc8e487df5cb8e4d9a22645203840a4

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

Filesize
1KB

MD5
1e60738bf156fad6b6d4503360b8744e

SHA1
85ad28e1b8a69fa8d2947e63597da2fdeb57f104

SHA256
d9d417a1e38a2e1b5fea2ceded305ee30f7f288fa262b5b94099044c25a08acf

SHA512
961e61d9205d9b3c694a236a94b98292832dabf935c7febe274fdf9319893c11232cae8a41363bd664e4ac4973835b5dfdf09db76779d23289dbcbb08f8a5acf

Download Submit
memory/836-0-0x0000000000310000-0x000000000036C000-memory.dmp

Filesize
368KB

Download
memory/836-7-0x00007FFD4F880000-0x00007FFD50341000-memory.dmp

Filesize
10.8MB

Download
memory/836-19-0x000000001AFA0000-0x000000001AFB0000-memory.dmp

Filesize
64KB

Download
memory/836-120-0x00007FFD4F880000-0x00007FFD50341000-memory.dmp

Filesize
10.8MB

Download