metamorpherrat | a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611

General

Target

a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe
Size

78KB
MD5

864d51ebd98fba435ff1c57c5696c760
SHA1

9420d56ef6166d7ab5306904e580d31d68d6aee0
SHA256

a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611
SHA512

3e8afbacf784128e168e3929f4f4a937276dd3e7098f46e2c44ff73b1232ef8b65ed0567285f65fb64b297549f9247deaf5234b3df0f4fbb9ea522f3294ebe72
SSDEEP

1536:bmCHHuaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtLa9/J1zk:KCH/3ZAtWDDILJLovbicqOq3o+nLa9/c

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

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe

Deletes itself 1 IoCs

pid	Process
2892	tmpBD26.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2892	tmpBD26.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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpBD26.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	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.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	tmpBD26.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe
Token: SeDebugPrivilege	2892	tmpBD26.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 216	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe	82
PID 4716 wrote to memory of 216	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe	82
PID 4716 wrote to memory of 216	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe	82
PID 216 wrote to memory of 3652	216	vbc.exe	84
PID 216 wrote to memory of 3652	216	vbc.exe	84
PID 216 wrote to memory of 3652	216	vbc.exe	84
PID 4716 wrote to memory of 2892	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe	85
PID 4716 wrote to memory of 2892	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe	85
PID 4716 wrote to memory of 2892	4716	a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe	85

C:\Users\Admin\AppData\Local\Temp\a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe
"C:\Users\Admin\AppData\Local\Temp\a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4716
- 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\mhuhtecn.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:216
- - 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\RESBEEB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc929BCA7759164E1792C83A592A5A7A2D.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3652
- C:\Users\Admin\AppData\Local\Temp\tmpBD26.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBD26.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a6dc10c08ecaf40db65fdcdfc4839f487257f3bf9db44cfca62d9fa76f49f611N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2892

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

Loading Replay Monitor...

Downloads

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

Filesize
1KB

MD5
d71bdbab6c625177773116ba42212db0

SHA1
0511852ece6bddcaa2dabea22ecbba1cb9998c96

SHA256
9d64939f55efec2f19b8c55a81f391ec022b9c46e9cbeb925a630f9c62786fd1

SHA512
68d5610a14b5998b4737c255c3034c50c2146d24d7782906d7516c2f16110b80059b6ed3a01499ec4dde14f10e0f1638eb580634ed1a34b78316d4f8a85d66cc

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

Filesize
15KB

MD5
443aeb7ef5679fd3b1c4f298676f589d

SHA1
b44b06377e5343cc400840d2c040d22c9587b5db

SHA256
a6e27b641ee2faa8387ef701759af6cd6d43537ccf9f086f0d63cc92df2bc301

SHA512
da6507e6c9c4d72edfe5b240c06c5d156b6bcbb47aa83cff9f6d783da52cb89a92d65fac31eb7178161357a3fb709c68586c424da821a91dce851c86c21afa7c

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

Filesize
266B

MD5
fecc18a9a0c995d29bf7f6d333f8c3bf

SHA1
cb01348dbe9ebb200639cb6512eacf3e42812b74

SHA256
718b45d420863b98ec51c203d39d79447770dbda972ef848c939b838d05ec984

SHA512
ea15339d67a8f0b8d302468d2cc7e93103b5dc90d34bf7a91fcb5753553a27f0e30b51d6a3b1c7e12f02d883808a96e3649151f81f850b4b4172cd3d8a7414d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBD26.tmp.exe

Filesize
78KB

MD5
063949af7445f73e4e9448d8e26fe303

SHA1
fb61b24c033c92962e08d4abbca94b0c24cb88b5

SHA256
1e152a3f303f554a18966e0d15e4507903fb60404ddd1025762506d37f47d172

SHA512
a22599b51b4e2141c8c1b47cfe9b547324447c1db30ab497247097cdce1748813bb0225c5e3791934f8acd5479992988278b0acfbef163119b77fe77a9fdefe8

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc929BCA7759164E1792C83A592A5A7A2D.TMP

Filesize
660B

MD5
444e378511d5b5077e50d50f0ed15ad2

SHA1
6711707e6f03f1d1d94b6778f8f2f9e630351132

SHA256
9bfa895fe22a1828424ae976f1c2457390475d41dfd90ed1694e0cf32cb07115

SHA512
f23b13ebe0634300f2a0ce4771e12cf065aa917e91287e713a87c52bd4ecf265664e66a9bb2122a450775e1122ae26d00c2ad232dc5cfbb994d5edd996c07679

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/216-8-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/216-18-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/2892-23-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/2892-24-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/2892-25-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/2892-26-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/2892-27-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/4716-0-0x0000000074C02000-0x0000000074C03000-memory.dmp

Filesize
4KB

Download
memory/4716-2-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/4716-1-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download
memory/4716-22-0x0000000074C00000-0x00000000751B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads