meduza | 3ce46ec8099dbb382df87d40d1ff2e3a04b2bdd5789a297196162dcccff5e17f

Analysis

max time kernel
12s
max time network
16s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 16:00

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General

Target

solare.exe
Size

651.2MB
MD5

9ea45bcc8ed48f9f5b8f92563544727d
SHA1

d148528be1cd562463f0a35871811d261eabf591
SHA256

3ce46ec8099dbb382df87d40d1ff2e3a04b2bdd5789a297196162dcccff5e17f
SHA512

198af2eaf5fce80b046c997aaab2fc4cd684b236d68b300c11ad91548375852c10208693e99aa950a519552b2e582088790771fe698272499c232717d3c9dc76
SSDEEP

6144:RDi2IJWv+3FdcfzU3yBEo9gxHrNrT9Utkr7RD/:RD/Ij3c7KkgxHr1SurFD/

Score

10^/10

meduza execution persistence 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/3832-40-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/3832-42-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza

Meduza family
meduza
Downloads MZ/PE file

Checks computer location settings 2 TTPs 2 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	solare.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	relax.exe

Executes dropped EXE 4 IoCs

pid	Process
2476	relax.exe
3832	relax.exe
2760	butty.exe
2676	butty.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinDiesel = "C:\\Users\\Admin\\AppData\\Local\\Temp\\copied_self.exe"	butty.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4460	powershell.exe
2860	powershell.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2476 set thread context of 3832	2476	relax.exe	88
PID 2760 set thread context of 2676	2760	butty.exe	90

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4460	powershell.exe
4460	powershell.exe
2860	powershell.exe
2860	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	powershell.exe
Token: SeDebugPrivilege	2860	powershell.exe
Token: SeDebugPrivilege	2224	solare.exe
Token: SeDebugPrivilege	3832	relax.exe
Token: SeImpersonatePrivilege	3832	relax.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 4460	2224	solare.exe	83
PID 2224 wrote to memory of 4460	2224	solare.exe	83
PID 2224 wrote to memory of 2860	2224	solare.exe	85
PID 2224 wrote to memory of 2860	2224	solare.exe	85
PID 2224 wrote to memory of 2476	2224	solare.exe	87
PID 2224 wrote to memory of 2476	2224	solare.exe	87
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2476 wrote to memory of 3832	2476	relax.exe	88
PID 2224 wrote to memory of 2760	2224	solare.exe	89
PID 2224 wrote to memory of 2760	2224	solare.exe	89
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90
PID 2760 wrote to memory of 2676	2760	butty.exe	90

C:\Users\Admin\AppData\Local\Temp\solare.exe
"C:\Users\Admin\AppData\Local\Temp\solare.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -ExecutionPolicy Bypass -Command "Set-MpPreference -DisableRealtimeMonitoring $true"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4460
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -ExecutionPolicy Bypass -Command "Set-MpPreference -UILockdown $true"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2860
- C:\Users\Admin\AppData\Local\Temp\relax.exe
  "C:\Users\Admin\AppData\Local\Temp\relax.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Users\Admin\AppData\Local\Temp\relax.exe
    "C:\Users\Admin\AppData\Local\Temp\relax.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:3832
- C:\Users\Admin\AppData\Local\Temp\butty.exe
  "C:\Users\Admin\AppData\Local\Temp\butty.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Users\Admin\AppData\Local\Temp\butty.exe
    "C:\Users\Admin\AppData\Local\Temp\butty.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kwq0auww.jio.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\butty.exe

Filesize
3.1MB

MD5
3c3a898442526b47ad166a3774263e3e

SHA1
3e468fdc7ca16461f934559391d70b7296693d97

SHA256
5be48844ce2ddefeac5d05580d420cb64990e82e89504b930cfb30962a5ce441

SHA512
22ccaed307c4a2ab16ab3eb1dc00deff233f3d734730193d65c2a52bb208da8ab68c98e4605b3846c28fcc6b0106e5e2e31c52161d073e6eae75cd955beb89fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\relax.exe

Filesize
3.1MB

MD5
bec59ef4a85d4996622a0cad150f752c

SHA1
4414781aed2bad425cad3d36e3748f3e3d211747

SHA256
60e66e1f5f94ae12b02e0198be4b70ec2b2abaa0e98df8d74f9583c8764fdca9

SHA512
9bc032eef38daf863cb3425aeb2901d80c8cca269f3b47c2466338568e6ed22764b8230d391921c9de6df9dcd33fd35b87201fd73f35e200c70cfcec9a67d643

Download Submit
memory/2224-2-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/2224-58-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/2224-56-0x00007FFD0AA13000-0x00007FFD0AA15000-memory.dmp

Filesize
8KB

Download
memory/2224-0-0x00007FFD0AA13000-0x00007FFD0AA15000-memory.dmp

Filesize
8KB

Download
memory/2224-1-0x0000019200000000-0x0000019201000000-memory.dmp

Filesize
16.0MB

Download
memory/2676-53-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/2676-51-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/2676-55-0x0000000140000000-0x0000000140080000-memory.dmp

Filesize
512KB

Download
memory/3832-40-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/3832-42-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/4460-19-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/4460-16-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/4460-3-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/4460-4-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/4460-11-0x00007FFD0AA10000-0x00007FFD0B4D1000-memory.dmp

Filesize
10.8MB

Download
memory/4460-5-0x0000028E7FFC0000-0x0000028E7FFE2000-memory.dmp

Filesize
136KB

Download