meduza | d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be

General

Target

d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe
Size

59.8MB
MD5

07185b28ac6e7b8a49d452ededb9a6f8
SHA1

2390ff463d4cb37799f46081f381fc7a8551a959
SHA256

d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be
SHA512

7f8852e4b8db80c22370ee62d49c1e5871551dd7e4a0ab56d5f7e1479ba9dffc1a11e0a92318c139322663f1c9c287ac8e0aecd9e0d758bd4ca8ccb46cb6d937
SSDEEP

786432:L9T/j0+mSyv3+gc5ibDB28+oFwjvYKM289vy3TOZ34wWIN34:L9T/j1mSyvf28+u289l4u

Score

10^/10

meduza discovery execution stealer

Malware Config

Extracted

Family

meduza

C2

176.124.204.206

Attributes

anti_dbg
true
anti_vm
true
build_name
mounew
extensions
.txt
grabber_max_size
1.048576e+06
port
15666
self_destruct
false

Signatures

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

Meduza Stealer payload 1 IoCs

resource	yara_rule
behavioral2/memory/2012-59-0x000001C091F70000-0x000001C0920B3000-memory.dmp	family_meduza

Meduza family
meduza

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2292	powershell.exe

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	511fvh1t.h1x.exe

Executes dropped EXE 1 IoCs

pid	Process
2012	511fvh1t.h1x.exe

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2292	powershell.exe
2292	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	powershell.exe
Token: SeDebugPrivilege	2012	511fvh1t.h1x.exe
Token: SeImpersonatePrivilege	2012	511fvh1t.h1x.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 2292	3488	d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe	87
PID 3488 wrote to memory of 2292	3488	d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe	87
PID 3488 wrote to memory of 2292	3488	d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe	87
PID 3488 wrote to memory of 2012	3488	d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe	93
PID 3488 wrote to memory of 2012	3488	d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe	93

C:\Users\Admin\AppData\Local\Temp\d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe
"C:\Users\Admin\AppData\Local\Temp\d30a1b9d067bac02d43e660d0c3924e44fb64becef529a86b9eb0799312d97be.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionPath 'C:\Windows\Temp'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2292
- C:\Windows\Temp\511fvh1t.h1x.exe
  "C:\\Windows\\Temp\511fvh1t.h1x.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_44dpzi14.lu3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\Temp\511fvh1t.h1x.exe

Filesize
1.8MB

MD5
8e2766a1d5ffabdae6603d9dffc5d4bf

SHA1
45f1bedf90db66c5af35e80f93d8d0a6181485a5

SHA256
127a36b98ea43a374146a0dd7bef8a0323db12a6a74eff3290d3974a1f077714

SHA512
adc31e9fe214424f80604383be44b8d9ec9dfd8a5c968dd5b037f0df757e99bb071ceb0019bf98c6b169f7fe328db7fe84a7f1586504fc0e4281830279eb1ecd

Download Submit
memory/2012-59-0x000001C091F70000-0x000001C0920B3000-memory.dmp

Filesize
1.3MB

Download
memory/2012-51-0x00007FFE950D0000-0x00007FFE950D1000-memory.dmp

Filesize
4KB

Download
memory/2012-61-0x00007FF675220000-0x00007FF6753F9000-memory.dmp

Filesize
1.8MB

Download
memory/2012-60-0x00007FF675244000-0x00007FF675245000-memory.dmp

Filesize
4KB

Download
memory/2292-33-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/2292-36-0x00000000077B0000-0x00000000077CA000-memory.dmp

Filesize
104KB

Download
memory/2292-6-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/2292-13-0x0000000005E60000-0x00000000061B4000-memory.dmp

Filesize
3.3MB

Download
memory/2292-19-0x00000000064C0000-0x000000000650C000-memory.dmp

Filesize
304KB

Download
memory/2292-18-0x0000000006490000-0x00000000064AE000-memory.dmp

Filesize
120KB

Download
memory/2292-21-0x0000000070800000-0x000000007084C000-memory.dmp

Filesize
304KB

Download
memory/2292-31-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/2292-20-0x0000000006A50000-0x0000000006A82000-memory.dmp

Filesize
200KB

Download
memory/2292-32-0x0000000006A30000-0x0000000006A4E000-memory.dmp

Filesize
120KB

Download
memory/2292-0-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/2292-34-0x0000000007460000-0x0000000007503000-memory.dmp

Filesize
652KB

Download
memory/2292-35-0x0000000007E00000-0x000000000847A000-memory.dmp

Filesize
6.5MB

Download
memory/2292-7-0x0000000005C70000-0x0000000005CD6000-memory.dmp

Filesize
408KB

Download
memory/2292-37-0x0000000007820000-0x000000000782A000-memory.dmp

Filesize
40KB

Download
memory/2292-38-0x0000000007A30000-0x0000000007AC6000-memory.dmp

Filesize
600KB

Download
memory/2292-39-0x00000000079B0000-0x00000000079C1000-memory.dmp

Filesize
68KB

Download
memory/2292-40-0x00000000079E0000-0x00000000079EE000-memory.dmp

Filesize
56KB

Download
memory/2292-41-0x00000000079F0000-0x0000000007A04000-memory.dmp

Filesize
80KB

Download
memory/2292-42-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

Filesize
104KB

Download
memory/2292-43-0x0000000007AD0000-0x0000000007AD8000-memory.dmp

Filesize
32KB

Download
memory/2292-46-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/2292-5-0x00000000054D0000-0x00000000054F2000-memory.dmp

Filesize
136KB

Download
memory/2292-4-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/2292-3-0x0000000005640000-0x0000000005C68000-memory.dmp

Filesize
6.2MB

Download
memory/2292-2-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/2292-1-0x0000000002B90000-0x0000000002BC6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing