metamorpherrat | 8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986

General

Target

8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe
Size

78KB
MD5

6aaa8712e3a827682516810fe4519f77
SHA1

a660917f9c7caec977de9f93bf8ace9ec7fddedb
SHA256

8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986
SHA512

733215a309c7d377a284b3e4c29d0c089c62cddf08bd50a19d391eba1648a5b060cd5e86989d630dca04fedeea4b5e3553049e15428ae35271112bff3e17c899
SSDEEP

1536:RtHFo6uaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtR9/QQ1X1L:RtHFoI3DJywQjDgTLopLwdCFJzR9/QsL

Score

10^/10

metamorpherrat discovery 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe

Deletes itself 1 IoCs

pid	Process
2660	tmpB517.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2660	tmpB517.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
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	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.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	tmpB517.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe
Token: SeDebugPrivilege	2660	tmpB517.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 4552	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe	82
PID 2848 wrote to memory of 4552	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe	82
PID 2848 wrote to memory of 4552	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe	82
PID 4552 wrote to memory of 2560	4552	vbc.exe	84
PID 4552 wrote to memory of 2560	4552	vbc.exe	84
PID 4552 wrote to memory of 2560	4552	vbc.exe	84
PID 2848 wrote to memory of 2660	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe	85
PID 2848 wrote to memory of 2660	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe	85
PID 2848 wrote to memory of 2660	2848	8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe	85

C:\Users\Admin\AppData\Local\Temp\8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe
"C:\Users\Admin\AppData\Local\Temp\8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848
- 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\kywrz9mp.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4552
- - 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\RESB630.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc1C65F3E612F54659AF6E2B5981C13BBC.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2560
- C:\Users\Admin\AppData\Local\Temp\tmpB517.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB517.tmp.exe" C:\Users\Admin\AppData\Local\Temp\8d9735e44206c9745f4d702d3dda9a2d1ca43698834c65fcba6ffe46de53e986.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

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\RESB630.tmp

Filesize
1KB

MD5
7804a86327a8c7b900ea59b3351ae907

SHA1
e50eabe62ef4a160ac9f2301dd1bd03ed34b4cc8

SHA256
41a3c25b7c4bfbb11c8278bf00d40b69c1cfe9a0dd1f988d3f75d6aeb345d4a1

SHA512
ac18c5b4e24334dc00a5eaee5dadbc649599453229c491e9b2109452953ac587d46fec4c37620466936952748f71686dc71979fd74b9a2bfd36d963f2af4a7fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\kywrz9mp.0.vb

Filesize
15KB

MD5
2e81fadf4f05ca00476405ac68e05d14

SHA1
d3ee0d291bd5ce0d36f167aa91764ad2840228fe

SHA256
799b7c8e11798111d9e709882e649268d39830cd5020322a347c2ba976ffed48

SHA512
8de082b9d0d19386268055ddfd47b2d14569174e35456da7edea22aff3fd7e41b5a3061782c2ed453076d66d313ec5888278b52e57ae4d80d17ea33341c85b3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\kywrz9mp.cmdline

Filesize
266B

MD5
781c7141ad07b689dd986960f9d29843

SHA1
690ab7be72c76aa82fe7ba4058bcb2326a34563a

SHA256
531b15d99c11db0bbfcb8b11c5659f62ac406c4cad3bccaac84d9407a65e2c06

SHA512
8cd802c13211fcf012b0afc36ca72d5314274300f1358935cd2a3ce62dc228545446d6115c91b451bcce62247d56646d5b9ca7aceeecde7e78771cca85fb8187

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB517.tmp.exe

Filesize
78KB

MD5
565acfadb0b8e939d96a92b1ef6fe0d7

SHA1
02c95daef289542b9c86eaa8d35f13cde74f681e

SHA256
775cf184ee3d0928156dd0fadb69621ad7217313ad978e2d256bc43ea2dd6612

SHA512
08e2d199b6f1e6dda97f7850cbae70d7104462089b04790b90887963761db7bff78d4fbf2bb8429ff8281e74de9ebe15ee0309f56ef1581b851b7c2fb21f0e13

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc1C65F3E612F54659AF6E2B5981C13BBC.TMP

Filesize
660B

MD5
8f4d5508dd0695921e1177375b01b809

SHA1
e4131ea73d4e156a22e938d2b3113f09547c66fa

SHA256
079120341e809cabbffd3050c00274c6b0eeef8ecd1d267eadd5c4555db37c8a

SHA512
efcdba0ec08cc35a18eff7c91bce4ab6af65ae1e33a3b4985f74c25ebb310d80a1d53c26b6898a7d5df7a1ea6c5878dfbd96f6d11a289dfc89181f396c33bfb4

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/2660-23-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2660-29-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2660-24-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2660-25-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2660-26-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2660-27-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2660-28-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2848-1-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2848-22-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2848-0-0x0000000075592000-0x0000000075593000-memory.dmp

Filesize
4KB

Download
memory/2848-2-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/4552-8-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/4552-18-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download

Analysis

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