meduza | 43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4

General

Target

43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe
Size

1.2MB
MD5

21967bfb7cd7b9091946ed7cbe908f06
SHA1

69255b072edd48b464ac92e71934e74f8da6df49
SHA256

43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4
SHA512

153414236a70da0efb6b2aa4f276bc6823a4c4b47b02f4c5e626fbbbef6edd64107f86ba8460ae43f85b5af3cbd700d3d9972988f89042857fc35b4a8e5c66b6
SSDEEP

24576:ESCz7V96jSYOdQyUbjN5HABgRmvL/7mOhdbY7bDPq7aGsl0:EttXPEKgY3bYfDWjS0

Score

10^/10

meduza collection stealer

Malware Config

Extracted

Family

meduza

C2

5.182.86.229

Signatures

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

Meduza Stealer payload 6 IoCs

resource	yara_rule
behavioral2/memory/3028-6-0x0000000140000000-0x00000001400D3000-memory.dmp	family_meduza
behavioral2/memory/3028-7-0x0000000140000000-0x00000001400D3000-memory.dmp	family_meduza
behavioral2/memory/3028-8-0x0000000140000000-0x00000001400D3000-memory.dmp	family_meduza
behavioral2/memory/3028-9-0x0000000140000000-0x00000001400D3000-memory.dmp	family_meduza
behavioral2/memory/3028-17-0x0000000140000000-0x00000001400D3000-memory.dmp	family_meduza
behavioral2/memory/3028-18-0x0000000140000000-0x00000001400D3000-memory.dmp	family_meduza

Detects executables packed with or use KoiVM 1 IoCs

resource	yara_rule
behavioral2/memory/3564-5-0x0000020EF6BF0000-0x0000020EF6D16000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	api.ipify.org
15	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3564 set thread context of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4184	PING.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe
3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe
3028	vbc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3564 wrote to memory of 3028	3564	43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe	96
PID 3028 wrote to memory of 2892	3028	vbc.exe	114
PID 3028 wrote to memory of 2892	3028	vbc.exe	114
PID 2892 wrote to memory of 4184	2892	cmd.exe	116
PID 2892 wrote to memory of 4184	2892	cmd.exe	116

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Users\Admin\AppData\Local\Temp\43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe
"C:\Users\Admin\AppData\Local\Temp\43b9b71ba6767fda9748590734a94d570fa2553f8f056ca60e8d96a925de30e4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:3028
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2892
  - - C:\Windows\system32\PING.EXE
      ping 1.1.1.1 -n 1 -w 3000
      4⤵
      Runs ping.exe
      PID:4184

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4044 --field-trial-handle=2844,i,5640589924128028832,7963280732661142908,262144 --variations-seed-version /prefetch:8
1⤵
PID:1528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3028-9-0x0000000140000000-0x00000001400D3000-memory.dmp

Filesize
844KB

Download
memory/3028-6-0x0000000140000000-0x00000001400D3000-memory.dmp

Filesize
844KB

Download
memory/3028-7-0x0000000140000000-0x00000001400D3000-memory.dmp

Filesize
844KB

Download
memory/3028-8-0x0000000140000000-0x00000001400D3000-memory.dmp

Filesize
844KB

Download
memory/3028-17-0x0000000140000000-0x00000001400D3000-memory.dmp

Filesize
844KB

Download
memory/3028-18-0x0000000140000000-0x00000001400D3000-memory.dmp

Filesize
844KB

Download
memory/3564-1-0x0000020EF6A60000-0x0000020EF6AD6000-memory.dmp

Filesize
472KB

Download
memory/3564-2-0x00007FFE5B140000-0x00007FFE5BC01000-memory.dmp

Filesize
10.8MB

Download
memory/3564-3-0x0000020EF6BE0000-0x0000020EF6BF0000-memory.dmp

Filesize
64KB

Download
memory/3564-4-0x0000020EF6190000-0x0000020EF61AE000-memory.dmp

Filesize
120KB

Download
memory/3564-5-0x0000020EF6BF0000-0x0000020EF6D16000-memory.dmp

Filesize
1.1MB

Download
memory/3564-0-0x0000020EF45E0000-0x0000020EF45EA000-memory.dmp

Filesize
40KB

Download
memory/3564-16-0x00007FFE5B140000-0x00007FFE5BC01000-memory.dmp

Filesize
10.8MB

Download

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