44caliber | addc15bc47d8feee37c20659259b5c1c17fb63608b42bf358ab1248a6c660156

General

Target

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe
Size

1.7MB
MD5

bd1b3b496b17b6ebbc19483dc8fd2b38
SHA1

e9baac0c912cf6092a7cf87c171b044efa6b0d4c
SHA256

addc15bc47d8feee37c20659259b5c1c17fb63608b42bf358ab1248a6c660156
SHA512

18fe41b9f9d9994a8bb1797ef7592d77f7b835a7174e6faa2f0676cfdf8a856bb86ae7add02d89579968c46ff2b8be531116e8a294d1b362e391ba51669a986f
SSDEEP

49152:ug0jh8JRTIGVVK+3BhD6kWp2i2V7nYpldF5F8wsuHHHf:uPSjcGVUupWp2r1n8ZDnH

Score

10^/10

44caliber blackguard discovery spyware stealer

Malware Config

Extracted

Family

blackguard

C2

https://api.telegram.org/bot1905575949:AAHIC9TAEKCrluRDzCgUYzxgdIdES2ldfbA/sendMessage?chat_id=1010861848

Signatures

44Caliber
An open source infostealer written in C#.
stealer 44caliber
44Caliber family
44caliber
BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard
Blackguard family
blackguard
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.

Processes:

flow	ioc
4	freegeoip.app
5	freegeoip.app

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

pid	Process
2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

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

Processes:

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

pid	Process
2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe
2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe
2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe
2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

pid	Process
2092	bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd1b3b496b17b6ebbc19483dc8fd2b38_JaffaCakes118.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\44\Browsers\Firefox\Bookmarks.txt

Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
memory/2092-0-0x0000000000AD0000-0x0000000000FB2000-memory.dmp

Filesize
4.9MB

Download
memory/2092-1-0x000000007409E000-0x000000007409F000-memory.dmp

Filesize
4KB

Download
memory/2092-2-0x0000000000AD0000-0x0000000000FB2000-memory.dmp

Filesize
4.9MB

Download
memory/2092-3-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-69-0x0000000002E60000-0x0000000002E6A000-memory.dmp

Filesize
40KB

Download
memory/2092-70-0x0000000002E70000-0x0000000002E78000-memory.dmp

Filesize
32KB

Download
memory/2092-73-0x0000000000AD0000-0x0000000000FB2000-memory.dmp

Filesize
4.9MB

Download
memory/2092-74-0x0000000074090000-0x000000007477E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads