metamorpherrat | b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
07/07/2024, 02:33

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General

Target
b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe
Size 78KB
Sample240707-c14b6atelg
SHA256 b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1
MD5 a666a1f1df144e65c33a3ed73a1d3620
SHA1 f4759063b3062b708d1e6f0a0272f4a77d1dbcde
SHA512 c785d5fd829431a99ccc916fbbdd87155e3d637228bf5c545568629a7c0e26e5f938f00e81e3b344ff6cd112587a9ec247101332859aa0994743b6b0b6eb027b
SSDEEP 1536:9RCHF3M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQteKz9/M1MX:9RCHF8hASyRxvhTzXPvCbW2UeKz9/z
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

metamorpherrat 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

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-1-5-21-2494989678-839960665-2515455429-1000\Control Panel\International\Geo\Nation	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe

Executes dropped EXE 1 IoCs

pid	Process
1876	tmpCA93.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-2494989678-839960665-2515455429-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpCA93.tmp.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe
Token: SeDebugPrivilege	1876	tmpCA93.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 3264	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe	85
PID 3196 wrote to memory of 3264	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe	85
PID 3196 wrote to memory of 3264	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe	85
PID 3264 wrote to memory of 1380	3264	vbc.exe	87
PID 3264 wrote to memory of 1380	3264	vbc.exe	87
PID 3264 wrote to memory of 1380	3264	vbc.exe	87
PID 3196 wrote to memory of 1876	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe	88
PID 3196 wrote to memory of 1876	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe	88
PID 3196 wrote to memory of 1876	3196	b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe	88

C:\Users\Admin\AppData\Local\Temp\b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe
"C:\Users\Admin\AppData\Local\Temp\b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3196
- 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\3okqajbf.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3264
- - 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\RESCBDB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8254BEA5E6AE4B76AB19EE7C7D565039.TMP"
    3⤵
    PID:1380
- C:\Users\Admin\AppData\Local\Temp\tmpCA93.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpCA93.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b705d132d9fb6b66b850afcc4a5692585d5f5deeba55e8824ac0266f45f82cc1.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:1876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

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

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

3okqajbf.0.vb

Path C:\Users\Admin\AppData\Local\Temp\3okqajbf.0.vb
Size 15KB
SHA256 380183497e737cc5828d66e9e945e7239bd85cc00cd0aafb0235841cf6514347
MD5 0181cc040775a01fb285397ea5817639
SHA1 b58c9972e9336d1c29efb712121277aac70e4bc6
SHA512 67b0e6d577e059e4d1b12a489d16ceaa20be1e9b0fa8f6f8ee80e9eddd6fa5533f4008d6994afdc080a52c75dcd220675d478a51f74d1bc16497e2566bd76ad6
SSDEEP 384:r7N85NFUGENQDMqNYGcroNdN4cHbbE6NrzN7QYSN7eP:d8TFUGkQDM2F6QP4cHLrhF+m
MD5 SHA1 SHA512 SSDEEP

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3okqajbf.cmdline

Path C:\Users\Admin\AppData\Local\Temp\3okqajbf.cmdline
Size 266B
SHA256 9a49ebdbd65c57eadede2fa09b991e632c124c1046524f41b4e4b7395ef0a9a2
MD5 81c3a77705c858ca667fe18f35690c1d
SHA1 ddb5c3f2b0ed5a96d43bd72f3cbae2377653f6c2
SHA512 73fd679f5154bc9fd73af37edb03a576e715c6189046204c49b473e349e2e7d030e55be7df7481e0d39463ee7b7786811a3c740285fcd33ce6f06e7b3af4161f
MD5 SHA1 SHA512

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RESCBDB.tmp

Path C:\Users\Admin\AppData\Local\Temp\RESCBDB.tmp
Size 1KB
SHA256 b8452867964459b4246f1d08081ce1f11341a12c7d3127d65918382d625a25b8
MD5 1809c78f3d2c2e5cbc099b5ad4e5e016
SHA1 a71bea7a712d16e42d0318ffb24c9067e98ca1c7
SHA512 7a0b63c782c002d7bd0979d8f27cc6ce05e4f04a620531bba3caae54e40ef526307f5bc572621d81c222ec6bedbe9395a46069d0b020b88a554f5c63eb0ce823
MD5 SHA1 SHA512

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tmpCA93.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmpCA93.tmp.exe
Size 78KB
SHA256 3cba41730bee60543a69d2623da61d6944d8649eb53d9aed717ebf9c0ab72e5e
MD5 7cf1ea6ac2e7744e90876c780a15a0ca
SHA1 f1dbbaf5f0b72e2545853de0879186b1047aaf78
SHA512 f87dde1808f7253a0092c70b258d130836b069d5bc85cd3e04c81d74e446fb840610b57a49bc1e972dae67f53d8f0050d6e4213db5c38ed89c5c7e809e9ef03d
SSDEEP 1536:aRWV5jkXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt96vB9/T/1sV:aRWV5jcSyRxvhTzXPvCbW2U+B9/W
MD5 SHA1 SHA512 SSDEEP

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vbc8254BEA5E6AE4B76AB19EE7C7D565039.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbc8254BEA5E6AE4B76AB19EE7C7D565039.TMP
Size 660B
SHA256 8fd93f9bfa1842e824cd92bd1a2bcaf22f40c0e6709952e0773d5cea618c9012
MD5 b0ec7f053377d6068624d3d247cfb25d
SHA1 675fd61cd21c4dce7fe4500b9e2ea6b63e16dc44
SHA512 22fd9a5954d65d839cf5aff4b44ab63d9b4ba5303e9785197e8b4d4205b37b1b83c75066ff4c24791053b29427bafee792971146e8e09e0a4d0a7670cb216afa
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7
MD5 8fd8e054ba10661e530e54511658ac20
SHA1 72911622012ddf68f95c1e1424894ecb4442e6fd
SHA512 c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c
SSDEEP 1536:MXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtQ:0SyRxvhTzXPvCbW2UQ
MD5 SHA1 SHA512 SSDEEP

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memory/1876-23-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/1876-22-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/1876-24-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/1876-26-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/1876-27-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/1876-28-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/3196-1-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/3196-0-0x0000000075252000-0x0000000075253000-memory.dmp

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memory/3196-21-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/3264-17-0x0000000075250000-0x0000000075801000-memory.dmp

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memory/3264-7-0x0000000075250000-0x0000000075801000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads