metamorpherrat | 3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771

General

Target

3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe
Size

78KB
MD5

416f3a92bf80d60a7d15df33571131d0
SHA1

95773d53594751128e3628f729fc869e77805431
SHA256

3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771
SHA512

f29016418fa19f1e66c017bc550ff9982a5b51940f3d2f09a3d44fbee75a6796a1969efc738d9c6266591c7f1cbf36486375ce9273461d327e015fa33f1943c7
SSDEEP

1536:ne5OXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN609/D11v:ne5GSyRxvhTzXPvCbW2U/9/r

Score

10^/10

metamorpherrat discovery persistence rat stealer trojan

Malware Config

Signatures

MetamorpherRAT
Metamorpherrat is a hacking tool that has been around for a while since 2013.
trojan rat stealer metamorpherrat
Metamorpherrat family
metamorpherrat

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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe

Executes dropped EXE 1 IoCs

pid	Process
3932	tmp9A6B.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp9A6B.tmp.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp9A6B.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe
Token: SeDebugPrivilege	3932	tmp9A6B.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 548	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe	86
PID 916 wrote to memory of 548	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe	86
PID 916 wrote to memory of 548	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe	86
PID 548 wrote to memory of 3728	548	vbc.exe	88
PID 548 wrote to memory of 3728	548	vbc.exe	88
PID 548 wrote to memory of 3728	548	vbc.exe	88
PID 916 wrote to memory of 3932	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe	90
PID 916 wrote to memory of 3932	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe	90
PID 916 wrote to memory of 3932	916	3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe	90

C:\Users\Admin\AppData\Local\Temp\3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe
"C:\Users\Admin\AppData\Local\Temp\3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:916
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\rjqa5fqd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:548
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9B55.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc3FB78AF96952418BB05278583940A278.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3728
- C:\Users\Admin\AppData\Local\Temp\tmp9A6B.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9A6B.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3c5ddf6e5f5940a6279dfe5439c3c139565817e0ac24ff25f1bbbd82561c0771N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\RES9B55.tmp

Filesize
1KB

MD5
49fc39fbad708aa82f0544bebc34f95a

SHA1
389c7bf5ea8257647655fe7ac4ee406b3043f79e

SHA256
96fc8316ad00147c012a579a8a82bb967154072490de1f10a4d44bea3d6fdc5b

SHA512
6f9519fca2eb4465071db5530398f5545dbc04eb4753eb73c051f287bacf680a48d4015fddefae2d7348c44509abe066ff865aaa21bbf1b1ae771338e92dfeff

Download Submit
C:\Users\Admin\AppData\Local\Temp\rjqa5fqd.0.vb

Filesize
14KB

MD5
09d1d1c5137fa14e251a5767101b9662

SHA1
f6fbd61bc50011dad8506e1f18adf6c8c8181e76

SHA256
37de12fb86b09a95bd73300cc0d410302dd0ab3e78bcd76bce6a660636ec00fd

SHA512
f2ec3338c4b4df923a531ef461de90cdd56000810c37a733a8ffd54192eb75e89333bd7e9219fe6912dd249d2743db848f52bfd1aed3ee17dc0a72473ad546d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\rjqa5fqd.cmdline

Filesize
266B

MD5
e35205c345575c4ada9cbb29a833bf34

SHA1
87a65b0c838b8f8de54d15fb8195851676d54639

SHA256
e1df6450c2fed2538d6f6d65e71342ff7fd8532337e8380dec2390d67a812838

SHA512
89b531fbb0e1d1467ff6e91d8bf0f439a0124a1fc5c225c27a93e76a4dc55995317fe13702735bbff1ada839ade163379dc7d11ff08271cd8faa52d7f5ab9364

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9A6B.tmp.exe

Filesize
78KB

MD5
d73961fb922e24be55b1ea128bc56b30

SHA1
7436aee4693b371f3c2709f42a4116d5cd68e31a

SHA256
1729d1725d83883fb7af5620b9b1a9d9d9bcaa56fbe50d29cb481092c3bdcff6

SHA512
a641743750641fe0fabf8153c455dc4ef0c9d52a236f36d51f6673d0f404ba305b58d756f63b5ca78d930f478da60059a9ba1d6ccde57cfb9aa667f4b3b1cd9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc3FB78AF96952418BB05278583940A278.TMP

Filesize
660B

MD5
a8709036168b115f666175a096c997f0

SHA1
4e1f27876030aeb9ba97a234cb9baa00aa653f34

SHA256
f5b17afcdc6d9bb6ee6b8149c077e6d8853957271eb5fb8ad2fc1545fcfccfbd

SHA512
26adabfadc119056b6fdf449ef3acdec6933eda134ef6648c4c37209d48dfdea09593ebfee153b8152967e2e54e464a8b976e8a721096c5bd8e620f86aa94342

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/548-18-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/548-9-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/916-0-0x00000000746C2000-0x00000000746C3000-memory.dmp

Filesize
4KB

Download
memory/916-2-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/916-22-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/916-1-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/3932-23-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/3932-24-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/3932-26-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/3932-27-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download
memory/3932-28-0x00000000746C0000-0x0000000074C71000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads