metamorpherrat | bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0

General

Target

bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe
Size

78KB
MD5

3bca59494733119c7da105bcf6926a90
SHA1

144dba8062069502fe3700802f752a4a7a4cd28e
SHA256

bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0
SHA512

5e7a454a7619a176bc7f08e952053270af392db32d36225c136a5a960c31d9c22f9919495daa607323fba1825e71e407c01dd08b08d9a528616cf48d89a44418
SSDEEP

1536:fCHF3M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQti9/N1Ag:fCHF8hASyRxvhTzXPvCbW2Ui9/F

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

Executes dropped EXE 1 IoCs

pid	Process
2212	tmpD7B9.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe
2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpD7B9.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	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.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	tmpD7B9.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe
Token: SeDebugPrivilege	2212	tmpD7B9.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2288	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	31
PID 2324 wrote to memory of 2288	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	31
PID 2324 wrote to memory of 2288	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	31
PID 2324 wrote to memory of 2288	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	31
PID 2288 wrote to memory of 1560	2288	vbc.exe	33
PID 2288 wrote to memory of 1560	2288	vbc.exe	33
PID 2288 wrote to memory of 1560	2288	vbc.exe	33
PID 2288 wrote to memory of 1560	2288	vbc.exe	33
PID 2324 wrote to memory of 2212	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	34
PID 2324 wrote to memory of 2212	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	34
PID 2324 wrote to memory of 2212	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	34
PID 2324 wrote to memory of 2212	2324	bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe	34

C:\Users\Admin\AppData\Local\Temp\bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe
"C:\Users\Admin\AppData\Local\Temp\bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324
- 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\p8kx5ie9.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2288
- - 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\RESD875.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD874.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1560
- C:\Users\Admin\AppData\Local\Temp\tmpD7B9.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD7B9.tmp.exe" C:\Users\Admin\AppData\Local\Temp\bac3ee291ecd9f6af92c7005c1bb25a5f8e9ec0c0b7d0d400d06112247e786d0N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2212

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESD875.tmp

Filesize
1KB

MD5
4daa6eeb107f00ecab888c5b5a76e336

SHA1
8a8868d4b94430155e887592729a0449946bf414

SHA256
535f920fefe4c91596bef6b3b33098163a747e8ec17e2fd528813b8387de6d94

SHA512
90e0116fc7fe619d29bf9f67543a072f01c40bc7570db2f7b2e4c7a64775de25a7bee99ff4f0ed58225810620f1aaae4df615facf5a0f53e673c1edb14900d26

Download Submit
C:\Users\Admin\AppData\Local\Temp\p8kx5ie9.0.vb

Filesize
15KB

MD5
e9230a02ff40aa3dbfa51abece2f6833

SHA1
91003a29613f996234c775fc713030ac2ad0262b

SHA256
6ffd70b298039fb343f362c2aeceee4ef21e69bfaabc2c601f49b60425caa931

SHA512
d96cf536ba9140619c6aa965afdca128ef93d5a3369cccdefd4573de102fac7bb19e117708decd9245e5ff0411145fdbdb4d9dfbef09981edb95ec80e4c32220

Download Submit
C:\Users\Admin\AppData\Local\Temp\p8kx5ie9.cmdline

Filesize
266B

MD5
9754cb4c6dd5b78ef4f0355803ea30f8

SHA1
7d95afc429db8616aab052fd4aa21dbb20988fb8

SHA256
3b47fa3980b04cab47098f5caf791e3bf6cae3fccf9eff0f34e70f9412f94116

SHA512
7addbb75d85b23fbaa8dcc1e402571a88cc86524de789c897963f3443ce3d517ca83c9a7fae1f52ca7a3f7f943a98856a0562f56df9a81caa33637e45c2d7e09

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD7B9.tmp.exe

Filesize
78KB

MD5
13387287582eac0374c0c7d4b7cfc9d0

SHA1
5eb27b96c70c67f5c04ea6fec7097738f79173f1

SHA256
0888c0cf29c330bcac135a63d963348bfcf6ffcba149ff8566266985d46095f2

SHA512
05d6e57a49528b85b41a3a460e6300355b34e4ff33bc5c858646ad514a04066653a1685c41c753132419b3588709d402adf0b7de6e7932c3fc61d9a33048153e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD874.tmp

Filesize
660B

MD5
b4de81e6b45e612a87e1f29875aeefcc

SHA1
4af22ebe63b749cdbb9a7b9542fd5d7faa4243be

SHA256
3c11129d4776325496cbc2731de5e886d7745cb1115250fb5c0c0a28dc2283fb

SHA512
2933b22bd201a9a1a014b8b1d44f85ede7ae18d3ad5f936a60cec56209e7de5b19f7438a3d8cf42cbb8914f55d5337a0e127c7e5c29a497aaa526f9c4e700979

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2288-8-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/2288-18-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/2324-0-0x0000000074121000-0x0000000074122000-memory.dmp

Filesize
4KB

Download
memory/2324-1-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/2324-2-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download
memory/2324-24-0x0000000074120000-0x00000000746CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads