metamorpherrat | b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22

General

Target

b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe
Size

78KB
MD5

c8410b400bb6749891d425553e408d60
SHA1

d0833742443c6353faef910a585288e93bdeec99
SHA256

b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22
SHA512

798164b84064b3c3cca36c89a2cf79dfbecd5e4b66759dbdb3f10bcab4c4021b5d6e2fe78da2033a5938eb7214dbe62ff6e319adba52383cdf9ba35fd65d0c59
SSDEEP

1536:XuHFo6M3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtRK9/nM1Gy:XuHFon3xSyRxvY3md+dWWZyRK9/nI

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	tmpF7ED.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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmpF7ED.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	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.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	tmpF7ED.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe
Token: SeDebugPrivilege	2844	tmpF7ED.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 2592	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe	83
PID 840 wrote to memory of 2592	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe	83
PID 840 wrote to memory of 2592	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe	83
PID 2592 wrote to memory of 832	2592	vbc.exe	85
PID 2592 wrote to memory of 832	2592	vbc.exe	85
PID 2592 wrote to memory of 832	2592	vbc.exe	85
PID 840 wrote to memory of 2844	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe	86
PID 840 wrote to memory of 2844	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe	86
PID 840 wrote to memory of 2844	840	b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe	86

C:\Users\Admin\AppData\Local\Temp\b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe
"C:\Users\Admin\AppData\Local\Temp\b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840
- 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\kmg6dron.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2592
- - 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\RESFA8C.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8FAEE6B671B14445B8F28ED4347FBE47.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:832
- C:\Users\Admin\AppData\Local\Temp\tmpF7ED.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpF7ED.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b2e89434a5bdcb9b59913cd60c19731f07c5c188868e8a5ae640abbcee5b4a22N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2844

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\RESFA8C.tmp

Filesize
1KB

MD5
7d1c88e2c4516296703154332b1c28ce

SHA1
9e894615959fa93b25b6ac5c633aaf461c9f308a

SHA256
79d16e4b8ab7427ef96d3f5e6bd568309effda410bfff03f2a866e97298c1202

SHA512
17972d2ca7fcca58a7730ae4b2d2089deffc066357a2f80cfe767b3d4b1f961fabe5bda26522e43eb41dd2f0ca45679ceb3826be1acff63a45d2762b4233d68e

Download Submit
C:\Users\Admin\AppData\Local\Temp\kmg6dron.0.vb

Filesize
15KB

MD5
4078bbb5eb7097d6b326e17c5dbe6d16

SHA1
b2bcb8af91945cad299cea4e3d7ca1ab66bee0b5

SHA256
825742350eafff9df5dafc66ab7dff32018d8ab792f6d2a3d71b68ae856ca330

SHA512
a802ae60a619abef344e48042c79f453dceaf4672de956a5eade2cf6ddf7bbf10cfa08c5109914c4d8791c84dafb3e45ead8a6ebd311977d7619735951acaf35

Download Submit
C:\Users\Admin\AppData\Local\Temp\kmg6dron.cmdline

Filesize
266B

MD5
4cbb84ddd27e0b67419e69b81617ad45

SHA1
0314a08b582be8629b1eb0af53de47e198b4d88f

SHA256
d09f257d3a04e2c859506d3df63b138b2043c227699b15cbc170d5693b143384

SHA512
1d54187f55e4700148d0b802976c66e3cfef245e839f38d689a2fdf7219da6b9b2249869f6579cec2f67ba01139508225fde186c0a6ed54698cc018b7b9e246c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF7ED.tmp.exe

Filesize
78KB

MD5
e9fac307a684b3bb6b478036fada01d8

SHA1
c12d1df42256e0022ca00bf3996c30581f9fcb71

SHA256
2fe69ebe679ad06584f9d4a365018b4be4e5d81af6976a8a957767788740a5a5

SHA512
77ee2d1b98187f71c2b3b095faff771184b2881b648c604b93a2907db3066c270dc999cfa7f78e156d41be36b4e51888571140f3f2e575639dc44ee79494a3e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8FAEE6B671B14445B8F28ED4347FBE47.TMP

Filesize
660B

MD5
c7cb500cc686c5686b2df521ad54e9d7

SHA1
18eedd1a57e1caef02bf71f35ba84fc7d39a407f

SHA256
0e3cbd7e88bd298cf47042d799927f3929f372ba26d930045bb82496e4fbc097

SHA512
b3f118cde789d5b40513c522478485dc337f229b2139dcaa6ee898c091ef2fbe1c76972d60d1c4970da5119b26c2758864568fd066eb980368f85ac15dc78c76

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/840-1-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/840-2-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/840-0-0x0000000074852000-0x0000000074853000-memory.dmp

Filesize
4KB

Download
memory/840-22-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2592-9-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2592-18-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2844-23-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2844-24-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2844-26-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2844-27-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download
memory/2844-28-0x0000000074850000-0x0000000074E01000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads