metamorpherrat | 220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977

General

Target

220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe
Size

78KB
MD5

70c0c7678f9df416f1061b744e6b16b0
SHA1

8217c9b3a6f9a049dc462bfa1b325bd992d287cb
SHA256

220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977
SHA512

1fcb4eed4cc6e0764507143f39495ccf6fd519939d626ef2fd6c32dbbc4852493e7d9c79b7a18df8862b8b9dc27f337f3a4e324ba9c5d1f8f496b243580eff73
SSDEEP

1536:zWtHHM7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtRu9/VO1Pq:zWtHshASyRxvhTzXPvCbW2URu9/P

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
2748	tmp6E1E.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe
2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp6E1E.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	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.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	tmp6E1E.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe
Token: SeDebugPrivilege	2748	tmp6E1E.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 1372	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	30
PID 2844 wrote to memory of 1372	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	30
PID 2844 wrote to memory of 1372	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	30
PID 2844 wrote to memory of 1372	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	30
PID 1372 wrote to memory of 1916	1372	vbc.exe	32
PID 1372 wrote to memory of 1916	1372	vbc.exe	32
PID 1372 wrote to memory of 1916	1372	vbc.exe	32
PID 1372 wrote to memory of 1916	1372	vbc.exe	32
PID 2844 wrote to memory of 2748	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	33
PID 2844 wrote to memory of 2748	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	33
PID 2844 wrote to memory of 2748	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	33
PID 2844 wrote to memory of 2748	2844	220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe	33

C:\Users\Admin\AppData\Local\Temp\220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe
"C:\Users\Admin\AppData\Local\Temp\220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2844
- 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\2rxkvukn.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1372
- - 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\RES6F57.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6F47.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1916
- C:\Users\Admin\AppData\Local\Temp\tmp6E1E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6E1E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\220e3facdaf2fa0b107c36bf5ff118bc02e209a95afcc7fe07c27a7d712b7977N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2748

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\2rxkvukn.0.vb

Filesize
15KB

MD5
21cbcbf7a50f583734e61cec1b9d6a5a

SHA1
621984fc43e948bab6a86be809de546c360a09dd

SHA256
e656a4e817341e9e37fdaf1a92b90f1bf8a1abc2674526b9de7101d676f7fbfb

SHA512
15c377aa6312e74b4c9bd076397aa2f8c037bc2716fe6dca015b0416667423a9b37e396d8798478e763769a2c6916b7824c4a4dcb61b53037f7d4f641a7d6d83

Download Submit
C:\Users\Admin\AppData\Local\Temp\2rxkvukn.cmdline

Filesize
266B

MD5
3cf5768c5cb8c173adfdbd33e295406d

SHA1
592bd4a9ebbd598008ae4d631f69acc8f73a9c0e

SHA256
918aab07e96ffe4e5aca8a2b772afbf05d56484f1f6ab56740ac16ea26fd4b13

SHA512
8c5353110afe9acec87223032394fae94693cab6cea8311d9c7c13cf987d71a5883da3708ac4d5181d254aa3e41869eaf97bfe2ab2a9c525187e2e0bac734cf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES6F57.tmp

Filesize
1KB

MD5
bf69cd7d44ae444ffd63e98f3df99645

SHA1
22e6dce08b42fe455876dbee33fa152aeec2aee2

SHA256
1fa2b6212b1d30cb3b605c2463fbbb07a501469da9594097d959e9be80450674

SHA512
7b6cce9ab19b0622198b7a04d3894caf8b949ad1384fc50f07f5368977c9bb833aa8dfcc012ebe1986e3d888357f13b34febad8d1c4b9eea7a23cccdc64a0b34

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6E1E.tmp.exe

Filesize
78KB

MD5
7f6101d99261296e4ab089a825220cd2

SHA1
b7be4f6517e45f2c080db89205255ba8c41427b5

SHA256
7a076a8a762c9f2c3d53ffce5461e2aff0071399ffaf51c4c20de5d5585b9ff3

SHA512
fe54f91a5b4cbf68018107eae0280994f3bfdd50c4156d220f933516cd351b3c5da2a8ad9ebf9db7bd44cf3dc208bb00969cec1ecdd3c506b3ede67d24b70ab6

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc6F47.tmp

Filesize
660B

MD5
147273b8accea47dc142713596895450

SHA1
b49dac920ed954b93a4fe6a688b70cc20773d809

SHA256
688f0156ad93b6d7faffa1ef2a16a956aca1621103e57f27f7da97c4595ce86a

SHA512
2222a20593c4521ea2cf7ba4b85823c6b443c9e5f3de2c5aeaf56fe668035877a8ad0c05302e3a8e9d0ff0b8a01f00ea9b5e8ae03efe310be8c2efc8208c85f6

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1372-8-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/1372-18-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-0-0x0000000074031000-0x0000000074032000-memory.dmp

Filesize
4KB

Download
memory/2844-1-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-2-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-24-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads