meduza | f5946e9f0ab4dbbd8d8171e708607c98df283cb1a6145444ba6a5f86bb2b0896

General

Target

gem1.exe
Size

1.1MB
MD5

d61ac037c333f1bc288c1a96a4db7c21
SHA1

777228616a18b98103594276775188b5e138fa11
SHA256

f5946e9f0ab4dbbd8d8171e708607c98df283cb1a6145444ba6a5f86bb2b0896
SHA512

1aae796964099e22c3ebf8632ded9a451f01161ca6d837cd447524c58088ab05e0cfff6d297495e97b3b1a370b98b563937334f0306095b8c625641430288999
SSDEEP

24576:R06mH2AfjusEQ3MWTwGxXjbAnpiYQ7eVGKtFwVrJL/tXjuD/:RLmH2AfisEQ5XInpI74arx/tXj+/

Score

10^/10

meduza discovery stealer

Malware Config

Signatures

Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 5 IoCs

resource	yara_rule
behavioral1/memory/1532-16-0x0000000000400000-0x0000000000526000-memory.dmp	family_meduza
behavioral1/memory/1532-7-0x0000000000400000-0x0000000000526000-memory.dmp	family_meduza
behavioral1/memory/1532-11-0x0000000000400000-0x0000000000526000-memory.dmp	family_meduza
behavioral1/memory/1532-9-0x0000000000400000-0x0000000000526000-memory.dmp	family_meduza
behavioral1/memory/1532-17-0x0000000000400000-0x0000000000526000-memory.dmp	family_meduza

Meduza family
meduza

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2612 set thread context of 1532	2612	gem1.exe	33

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2624	2612	WerFault.exe	30
2092	1532	WerFault.exe	33

System Location Discovery: System Language Discovery 1 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gem1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gem1.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 1276	2612	gem1.exe	32
PID 2612 wrote to memory of 1276	2612	gem1.exe	32
PID 2612 wrote to memory of 1276	2612	gem1.exe	32
PID 2612 wrote to memory of 1276	2612	gem1.exe	32
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 1532	2612	gem1.exe	33
PID 2612 wrote to memory of 2624	2612	gem1.exe	34
PID 2612 wrote to memory of 2624	2612	gem1.exe	34
PID 2612 wrote to memory of 2624	2612	gem1.exe	34
PID 2612 wrote to memory of 2624	2612	gem1.exe	34
PID 1532 wrote to memory of 2092	1532	gem1.exe	35
PID 1532 wrote to memory of 2092	1532	gem1.exe	35
PID 1532 wrote to memory of 2092	1532	gem1.exe	35
PID 1532 wrote to memory of 2092	1532	gem1.exe	35

C:\Users\Admin\AppData\Local\Temp\gem1.exe
"C:\Users\Admin\AppData\Local\Temp\gem1.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Users\Admin\AppData\Local\Temp\gem1.exe
  "C:\Users\Admin\AppData\Local\Temp\gem1.exe"
  2⤵
  PID:1276
- C:\Users\Admin\AppData\Local\Temp\gem1.exe
  "C:\Users\Admin\AppData\Local\Temp\gem1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 188
    3⤵
    - Program crash
    PID:2092
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 508
  2⤵
  - Program crash
  PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1532-9-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-16-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-7-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-13-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1532-11-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-5-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-4-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-17-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/1532-3-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/2612-1-0x00000000010A0000-0x00000000011CE000-memory.dmp

Filesize
1.2MB

Download
memory/2612-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

Filesize
4KB

Download
memory/2612-18-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2612-19-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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