meduza | 7cc4643e4b4a49820cb461ef005e129363c3336b9d28dde1aa397b7118f709f0

Analysis

max time kernel
35s
max time network
36s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 20:08

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General

Target
Solara.exe
Size 1.4MB
Sample240925-ywy3jaycnd
SHA256 7cc4643e4b4a49820cb461ef005e129363c3336b9d28dde1aa397b7118f709f0
MD5 8c6298202dd74e77b238f50a26a07233
SHA1 6d71bb75a517e873a16398330dcda437cde26e6d
SHA512 7856dee0adb985ef521e2c7ff7a1ffeb9b39f18743e2c18ad9cd3f6f9b87a70a1f9fde108492b8362b67910e82c9c18be57af65f8f2c5d90ed5494873ede96b1
SSDEEP 24576:j6F4Df9Gpethg/Md+54x8C2p1ywbxpPzgXSX+O0b33fzEhsx7wHJL08b1YLl5wmr:j6FKf9Gwhg/++W6bp1rbxpPzJLu38sxl
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

127.0.0.1

Signatures

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

Meduza Stealer payload 4 IoCs

resource	yara_rule
behavioral2/memory/4108-6-0x0000000140000000-0x0000000140103000-memory.dmp	family_meduza
behavioral2/memory/4108-9-0x0000000140000000-0x0000000140103000-memory.dmp	family_meduza
behavioral2/memory/4108-3-0x0000000140000000-0x0000000140103000-memory.dmp	family_meduza
behavioral2/memory/4108-5-0x0000000140000000-0x0000000140103000-memory.dmp	family_meduza

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	Solara.exe

Loads dropped DLL 1 IoCs

pid	Process
2996	Solara.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2996 set thread context of 4108	2996	Solara.exe	82

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\a.exe:extractor.dll	Solara.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82
PID 2996 wrote to memory of 4108	2996	Solara.exe	82

C:\Users\Admin\AppData\Local\Temp\Solara.exe
"C:\Users\Admin\AppData\Local\Temp\Solara.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Users\Admin\AppData\Local\Temp\Solara.exe
  "C:\Users\Admin\AppData\Local\Temp\Solara.exe"
  2⤵
  - Checks computer location settings
  PID:4108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

a.exe:extractor.dll

Path C:\Users\Admin\AppData\Local\Temp\a.exe:extractor.dll
Size 1.1MB
SHA256 db8ee06b8f671896d2afc837b73f272eb0f9359f5899425b0cfa26d4df43e765
MD5 6450ffb674f57086f4630e8485286fa5
SHA1 42083caa94735205dac5858d3953f0066b880881
SHA512 02155d2a4acde5643593951256949980a7f967a938ad9884b94f1de43b63ee8ceced5271168bfacdc6fc307601d1ff21c119b11041e5a20fef66ab42daefd81d
SSDEEP 24576:gcUeDK03LyG2xn7y6ACStMecLxbVoOqFc/ZIymayw5V75TFkHzZu:gcUoK03LOZJSAo7Fk5Jz1
MD5 SHA1 SHA512 SSDEEP

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memory/2996-7-0x00007FF7B29F0000-0x00007FF7B2B65000-memory.dmp

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memory/2996-8-0x00007FFBDA430000-0x00007FFBDA55C000-memory.dmp

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memory/4108-6-0x0000000140000000-0x0000000140103000-memory.dmp

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memory/4108-9-0x0000000140000000-0x0000000140103000-memory.dmp

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memory/4108-3-0x0000000140000000-0x0000000140103000-memory.dmp

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memory/4108-5-0x0000000140000000-0x0000000140103000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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