metamorpherrat | 2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2

General

Target

2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe
Size

78KB
MD5

79fab37f08fc1e4cc0aeb2263a7bd6c2
SHA1

317efa5c6e28443a6bd79521cd2f433f1eab2666
SHA256

2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2
SHA512

2f613351a2ca49e615fd1cf7837fb8fbefe4f371d2858f02e3ade853b01e19e293a47f9c95081574afd2311b5af4d2f2358e480ba01d8f927a4e460e4af97aa5
SSDEEP

1536:KmWV5jPvZv0kH9gDDtWzYCnJPeoYrGQtC67F9/W1BDZ:FWV5jPl0Y9MDYrm7jF9/WZ

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe

Deletes itself 1 IoCs

pid	Process
1196	tmpB40E.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1196	tmpB40E.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpB40E.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	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.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	tmpB40E.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe
Token: SeDebugPrivilege	1196	tmpB40E.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 1560	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe	83
PID 2544 wrote to memory of 1560	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe	83
PID 2544 wrote to memory of 1560	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe	83
PID 1560 wrote to memory of 2760	1560	vbc.exe	85
PID 1560 wrote to memory of 2760	1560	vbc.exe	85
PID 1560 wrote to memory of 2760	1560	vbc.exe	85
PID 2544 wrote to memory of 1196	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe	86
PID 2544 wrote to memory of 1196	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe	86
PID 2544 wrote to memory of 1196	2544	2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe	86

C:\Users\Admin\AppData\Local\Temp\2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe
"C:\Users\Admin\AppData\Local\Temp\2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2544
- 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\ljzrowdn.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1560
- - 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\RESB640.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc55168B36C83947B7B847982926A82126.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2760
- C:\Users\Admin\AppData\Local\Temp\tmpB40E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB40E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\2727b2e1e5b6a3bc865fa11debdd95b07c661f4335c3465a82478fcab12062d2.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1196

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB640.tmp

Filesize
1KB

MD5
9b111bbace446239b491686b2723dc99

SHA1
4e055d354211bca1eacf0639c85c090c2f563229

SHA256
1681ca462e5549156596faf1f713a7ae18352e5dddc29ecdfa8930d1ebb3c5ab

SHA512
cc055be55edf489cf594719f1e212b40d2170f6b471b67bd2a26b74cec151c41b21707b972739eaaa53a99622853682d72c709975d688a2c45b3dfaa5a755f60

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

Filesize
14KB

MD5
88146a7a64d7d232187d29b7f2e884d8

SHA1
ef3f60605d27deccf9364fb025f663fb49e6f8fe

SHA256
9d2a8d1fd5e540e210299c02a0e493c655b16eef691fd46fe40b53b536a4f6e5

SHA512
7dbcbd5512e2ce3d3dee85abbd2ee146e6b41f2db5996fdd306cd2745b237d33ff38c864a80985226bd6a4deb3c3210d20f27461526d362ee2b3addf0df2702c

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

Filesize
266B

MD5
dd788443fea001d7897cd5da5c59b2db

SHA1
c7e8afd6557322a5a20a43e8222aa66a5e20db05

SHA256
25b4e6573fb96e108de14693aead91418b86b6096af5330c88acbcb62079e283

SHA512
5b425e3c217ae8abc338395d682d4389d74e75293c56ca0c593a95f307308a58dd8f0c25e54c7722f2724c9f6d240db064282fa51eaf7cd7dd92cb1f55fc528b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB40E.tmp.exe

Filesize
78KB

MD5
d8b2bb5b67f9d5d7d6fc764824df8811

SHA1
b0728147c6c3d24c505d2dd9bf8b7ca8c1eeff41

SHA256
4d1f5a70d15ba63465bfa88d7002090fb0a089c1434819f3b1e0fc280efb0186

SHA512
90c9c85a77cd0dbcd643204d94eb01774e6f9024cec466456d4d9d27a176303c6cfbfc23412e04a866e5822fb1bd23268226ae782dfa9b30e9f9b0316c6c86d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc55168B36C83947B7B847982926A82126.TMP

Filesize
660B

MD5
1a78fa8b27275ccde5d19afdc31e037d

SHA1
aca06c2da2b8d2721ddd8e6bd1c25f54ec8a3e0f

SHA256
d251789280f0d817936362f533f3e531f15bf37b06ea14227d7bca9abe7d3c5a

SHA512
f0741dacb848fcd2aecb3a1849ea74d168b64d77b1d6dd51ea51d7ce6eec0e2b39920ae1e0b455942172c46c5202908c01a975ed8a57c98452d9fde317897d23

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/1196-23-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/1196-25-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/1196-26-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/1196-27-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/1560-8-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/1560-18-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/2544-2-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/2544-1-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/2544-22-0x0000000074950000-0x0000000074F01000-memory.dmp

Filesize
5.7MB

Download
memory/2544-0-0x0000000074952000-0x0000000074953000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads