metamorpherrat | 5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527

General

Target

5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe
Size

78KB
MD5

73ebf50108619cf05ba3b7311a8fb6e0
SHA1

7e44d9ce2b10d17c3ea971c56a558951fa6d32c0
SHA256

5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527
SHA512

0f296fac3c9cc19beee3187c0c365afd115bdfc5b053afc994dc367657bc498e5612c3f28c5a23ad0e1251ffc42963519c63e46a9d5855d8677a281b79c517f4
SSDEEP

1536:mWtHF3M3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtb9/T1OH:mWtHF83xSyRxvY3md+dWWZyb9/e

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe

Executes dropped EXE 1 IoCs

pid	Process
540	tmp77B0.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp77B0.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp77B0.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe
Token: SeDebugPrivilege	540	tmp77B0.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3472 wrote to memory of 3628	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe	84
PID 3472 wrote to memory of 3628	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe	84
PID 3472 wrote to memory of 3628	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe	84
PID 3628 wrote to memory of 3484	3628	vbc.exe	88
PID 3628 wrote to memory of 3484	3628	vbc.exe	88
PID 3628 wrote to memory of 3484	3628	vbc.exe	88
PID 3472 wrote to memory of 540	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe	90
PID 3472 wrote to memory of 540	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe	90
PID 3472 wrote to memory of 540	3472	5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe	90

C:\Users\Admin\AppData\Local\Temp\5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe
"C:\Users\Admin\AppData\Local\Temp\5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3472
- 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\ikqcolr5.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3628
- - 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\RES7956.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc506D392D9F5E4B1BAA2EF1B930A6383.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3484
- C:\Users\Admin\AppData\Local\Temp\tmp77B0.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp77B0.tmp.exe" C:\Users\Admin\AppData\Local\Temp\5cbc4ab09ff0de780dfd11e8e99840f89ad6954af5a58240bae5d06ab3b1b527N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:540

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\RES7956.tmp

Filesize
1KB

MD5
6faf6ce6610a0b9f12da427385f3c770

SHA1
b378a9b093b6a629b127d35d3a0ae3dccb07ae5d

SHA256
1713b0423b7772504eb4ee20634acc68044b20dc7c7cbb9506c5626a5dbd5a43

SHA512
32f3249b96f16ca2cced4e13cfca9acbd5281483b1b801b5702336a210ff30d8bf361b277f7ba7f6d55c4673b5a18f945f2a8f2f111267e0650c2554c4c4558b

Download Submit
C:\Users\Admin\AppData\Local\Temp\ikqcolr5.0.vb

Filesize
15KB

MD5
accfff978ee070ae00ea255523f82fd4

SHA1
2cae60838cc43c8c211c561df898e6772be2eaea

SHA256
1eb1b26ee76814ea5f24f1190167d913dcdea85cb30e482d1cb6c600d3b4dfbe

SHA512
3ee86c510d7ac12c141f56ae1e448849fc63f1928f798ba49aaa27312c6ef3899dbdae8a302de8b180d55ca2182a14c4d332ceaf6fd47bd8bcd26f9d20e2c782

Download Submit
C:\Users\Admin\AppData\Local\Temp\ikqcolr5.cmdline

Filesize
266B

MD5
3fdf30bb04c698418286563a6c1d6efb

SHA1
47f66807419d4f39eb60222c71fa59e5822a5963

SHA256
6b72a21bf343dc8907ee4a63aad73a60be5ba74d31ffcd67c51ee9e31957c9d8

SHA512
892ad84c7510073bfcb6cae82913f8feeae0a15b8a7de4a3fd28867ef7408b6019c770e9f6346c5a4553eb3e1100a5298e7f290e33c87e80adf85753e4093f7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp77B0.tmp.exe

Filesize
78KB

MD5
11fb429aeba84c7c8d02396f60336943

SHA1
385147d704a3de674dce6d81ea366085cde41e50

SHA256
90f75b3e5da2476c6c676ebc90eb56668e59f1436f0cc200066330b1ccc21477

SHA512
49e2826cab0dde7a48fd62c310617441284cd5b696da82b947a4ce31ac8c9360ffa70859efec91588ba0bde72c917e22b635e87cc3a776c27f9f460497d7d10b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc506D392D9F5E4B1BAA2EF1B930A6383.TMP

Filesize
660B

MD5
b19a4c4d370f6dde66172a8c59c210a4

SHA1
ec9d4e44c58dfe6ca4f81938a2c296457c45c756

SHA256
31e6e811cb9b9e84065d93be835ec695190f77ae5b836c6e01bff52ef93740b5

SHA512
e07727d07ef90faf5455c445ac433c424c00c03302b7184f2f322fb194bb5d42fbb1e582b7565a250a40a4cee0de863e7ed224e6bec2ba42c7aa439e12c54f36

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/540-24-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/540-22-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/540-26-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/540-27-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/540-28-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/540-29-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/540-30-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/3472-2-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/3472-1-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/3472-23-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/3472-0-0x0000000074992000-0x0000000074993000-memory.dmp

Filesize
4KB

Download
memory/3628-9-0x0000000074990000-0x0000000074F41000-memory.dmp

Filesize
5.7MB

Download
memory/3628-18-0x0000000074990000-0x0000000074F41000-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