metamorpherrat | e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1

General

Target

e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe
Size

78KB
MD5

4e65fa07b5cfcd20bff532895591fde0
SHA1

485ad52859548efa90bf64b72ea5949734fd81e3
SHA256

e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1
SHA512

4c6943308d4e00498a53357ed2ce61e20fc40d5899afb7db7d9ee475f59cc4cb83273dd2ff9c4966de58150b5c03e917704c1ccabda84903e0694233a4befff3
SSDEEP

1536:nPy5jSwXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtC6p9/c1FO:nPy5jSoSyRxvY3md+dWWZyx9/9

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe

Executes dropped EXE 1 IoCs

pid	Process
5016	tmp900B.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp900B.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp900B.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe
Token: SeDebugPrivilege	5016	tmp900B.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 3436	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe	84
PID 3812 wrote to memory of 3436	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe	84
PID 3812 wrote to memory of 3436	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe	84
PID 3436 wrote to memory of 392	3436	vbc.exe	86
PID 3436 wrote to memory of 392	3436	vbc.exe	86
PID 3436 wrote to memory of 392	3436	vbc.exe	86
PID 3812 wrote to memory of 5016	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe	90
PID 3812 wrote to memory of 5016	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe	90
PID 3812 wrote to memory of 5016	3812	e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe	90

C:\Users\Admin\AppData\Local\Temp\e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe
"C:\Users\Admin\AppData\Local\Temp\e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3812
- 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\85s4prft.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3436
- - 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\RES925D.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc76475B0B18024276B34D1865F9C089A0.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:392
- C:\Users\Admin\AppData\Local\Temp\tmp900B.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp900B.tmp.exe" C:\Users\Admin\AppData\Local\Temp\e639f44654c8f4a881ad5f561f16cdaadfaa8dea5a995c0758c09332d62b84e1N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5016

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\85s4prft.0.vb

Filesize
14KB

MD5
a4096809430e594885c2180029a0b3cd

SHA1
c1b0e2f543a903df3bbde4d6514f7f7d35ee8a1f

SHA256
bec71a36296761747f76d8dafb99c6e6121d51de19f5890932daaeecb479747e

SHA512
729d08528f41ef1fddc262f740668a7ee3947abcf590935da2941ac914c8a6ab8c9281fadea35bb8ab52021c792924e8671e4e57325d2a1f3876d1047d11714f

Download Submit
C:\Users\Admin\AppData\Local\Temp\85s4prft.cmdline

Filesize
266B

MD5
c0e4bd18c7dbdc5e6f981eb58f8b595b

SHA1
f63630baca5190b8a96789bdd87102be1637e550

SHA256
c47cea81ed3e74bd2d7fb5b0e20e3414c36a2d8fb5ec148c9b060e705b30f6ab

SHA512
ea8007a987cfd4b133de3eee085cba52a60c58f997cfb8e3a25396dcbb285d90f8c5c9f4960b277d71965bee28ca3e24b9224753d9af50a5dd71972d6416e1f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES925D.tmp

Filesize
1KB

MD5
ba2f9c9647782ce59b8727f821734a70

SHA1
a69f4ff4cd00b12a71c61c9987a53ce8dc17baf8

SHA256
6d2499f4153d30b8cecebb3ac4c050f1bbb40067c388c26368aa87fce9a07cee

SHA512
ccb128b01ebdf0d495657eb9031bc7c3469d2d5aa828314eb4f870cd1c5932abdf829b41a55181c050e7136e3d010a256e1f51e16cc2b80b8f0b8f6d089a39c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp900B.tmp.exe

Filesize
78KB

MD5
5278184120756a2a3158e96b29032ffd

SHA1
7456f423015d28da45191f388415e4eaf7103c60

SHA256
b50958b44694f2aa09d6519e37a68a9c7b02ccd3c0355cb162e95234e0b940bc

SHA512
ec18978e0493851280c095b15abaddf06c2b02ee785633609cf1d93f7cd81e5df62dce299e08ed10b49b4369f40fc9080b755e5455685db06d7eb85f0594c561

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc76475B0B18024276B34D1865F9C089A0.TMP

Filesize
660B

MD5
0f2f234976bb7a347300a30a6fa02db4

SHA1
1d3b0f9f4c2ea310a98225176287b211d344f2d7

SHA256
52c1cb9d2722b6c907a7c4b7ec02864f9a6e7e33d087f6e1742bbc9cf431682b

SHA512
94ffbaa10b9396e04031f2ff56771925148486c4a4f0f8d5ac8880d736b860f34664e359ae34674b2f175b46f41979f58b1722cc76694314a5e47344b4248538

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/3436-18-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/3436-8-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/3812-22-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/3812-0-0x0000000074F32000-0x0000000074F33000-memory.dmp

Filesize
4KB

Download
memory/3812-1-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/3812-2-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-23-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-24-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-26-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-27-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-28-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-29-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/5016-30-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads