meduza | 729968b92882fba172918f18c7c6246c33e6a4ed7f3b85f8f4eea73aab45c346

Analysis

max time kernel
119s
max time network
132s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 15:39

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General

Target

Synapse.exe
Size

654.2MB
MD5

d9f3ff1ec9ac3aa14f6186320d4da207
SHA1

a9c0eda0727b55306c91be738edb800d1b34950c
SHA256

239289ad6236e2da8ff163019e1addb94a1697f2efc991904121f8575c725e05
SHA512

eac3df15a76bb14b0e4423aa8c305bdc2cfa4db91a7411784f5208209db0816e44a010395ca304a749d79b91239c0a39378c96f40c0526c82bbcb1f5fc15d533
SSDEEP

98304:A5774MykUq3JDinr5mQwWrxVU8Cy/Dul:m7lFZutrxrxmnyLE

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

45.130.145.152

Attributes

anti_dbg
true
anti_vm
true
build_name
Work
extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite
grabber_max_size
4.194304e+06
port
15666
self_destruct
false

Signatures

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

Meduza Stealer payload 2 IoCs

resource	yara_rule
behavioral1/memory/2560-12-0x0000000001BE0000-0x0000000001D1E000-memory.dmp	family_meduza
behavioral1/memory/2560-16-0x0000000001BE0000-0x0000000001D1E000-memory.dmp	family_meduza

Meduza family
meduza
Downloads MZ/PE file

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-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\International\Geo\Nation	ravens.exe

Executes dropped EXE 1 IoCs

pid	Process
2560	ravens.exe

Loads dropped DLL 4 IoCs

pid	Process
1688	Synapse.exe
2888	WerFault.exe
2888	WerFault.exe
2888	WerFault.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1688	Synapse.exe
Token: SeDebugPrivilege	2560	ravens.exe
Token: SeImpersonatePrivilege	2560	ravens.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2560	1688	Synapse.exe	31
PID 1688 wrote to memory of 2560	1688	Synapse.exe	31
PID 1688 wrote to memory of 2560	1688	Synapse.exe	31
PID 2560 wrote to memory of 2888	2560	ravens.exe	32
PID 2560 wrote to memory of 2888	2560	ravens.exe	32
PID 2560 wrote to memory of 2888	2560	ravens.exe	32

C:\Users\Admin\AppData\Local\Temp\Synapse.exe
"C:\Users\Admin\AppData\Local\Temp\Synapse.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\ravens.exe
  "C:\Users\Admin\AppData\Local\Temp\ravens.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2560
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2560 -s 628
    3⤵
    - Loads dropped DLL
    PID:2888

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

\Users\Admin\AppData\Local\Temp\ravens.exe

Filesize
3.2MB

MD5
fe5fba2815e1e5f6928b694f2bc2edde

SHA1
494812af7107e8bff88a570f95289c5e26940573

SHA256
825577bf9307e9e8e89d88ce293942229af633786c4d4f72bf5c3084a5a72948

SHA512
72caa9a8d65d69f6c50e9db34a63d0c65d8d25bc9d0fb531f0fc83d6951c037a6eb52b12da8537b43a3c863420eaa8b50c8ba4f6369097ce9fbbfb788be66330

Download Submit
memory/1688-0-0x000007FEF5E73000-0x000007FEF5E74000-memory.dmp

Filesize
4KB

Download
memory/1688-1-0x0000000000A50000-0x0000000001A50000-memory.dmp

Filesize
16.0MB

Download
memory/1688-2-0x000007FEF5E70000-0x000007FEF685C000-memory.dmp

Filesize
9.9MB

Download
memory/1688-3-0x000007FEF5E73000-0x000007FEF5E74000-memory.dmp

Filesize
4KB

Download
memory/1688-4-0x000007FEF5E70000-0x000007FEF685C000-memory.dmp

Filesize
9.9MB

Download
memory/1688-5-0x000007FEF5E70000-0x000007FEF685C000-memory.dmp

Filesize
9.9MB

Download
memory/1688-11-0x000007FEF5E70000-0x000007FEF685C000-memory.dmp

Filesize
9.9MB

Download
memory/1688-17-0x000007FEF5E70000-0x000007FEF685C000-memory.dmp

Filesize
9.9MB

Download
memory/2560-12-0x0000000001BE0000-0x0000000001D1E000-memory.dmp

Filesize
1.2MB

Download
memory/2560-16-0x0000000001BE0000-0x0000000001D1E000-memory.dmp

Filesize
1.2MB

Download