metamorpherrat | d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5a

General

Target

d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
Size

78KB
MD5

dbe37ff11b0ead44397a7d7772e7e690
SHA1

efc30dea50753e49ddff52b656f0bc33ad471ad6
SHA256

d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5a
SHA512

91b4674c28a064acf677fcbe431f3c5518fffd16849ff86bded3be52476e72bd579bf48c4faffb5b4474802ac81c6a0333c40653701da39d7050d6a9aff95c5a
SSDEEP

1536:7cPWtHY6uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qtp9/av:IPWtHYI3ZAtWDDILJLovbicqOq3o+npk

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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe

Executes dropped EXE 1 IoCs

pid	Process
5532	tmpC6CC.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpC6CC.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	tmpC6CC.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
Token: SeDebugPrivilege	5532	tmpC6CC.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 4128	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	84
PID 1276 wrote to memory of 4128	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	84
PID 1276 wrote to memory of 4128	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	84
PID 4128 wrote to memory of 5164	4128	vbc.exe	86
PID 4128 wrote to memory of 5164	4128	vbc.exe	86
PID 4128 wrote to memory of 5164	4128	vbc.exe	86
PID 1276 wrote to memory of 5532	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	87
PID 1276 wrote to memory of 5532	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	87
PID 1276 wrote to memory of 5532	1276	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	87

C:\Users\Admin\AppData\Local\Temp\d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
"C:\Users\Admin\AppData\Local\Temp\d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1276
- 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\iju_xcxr.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4128
- - 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\RESC7E5.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8BB7F4272A54CFEBBBA6FCAD1BC2DE2.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5164
- C:\Users\Admin\AppData\Local\Temp\tmpC6CC.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC6CC.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

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\RESC7E5.tmp

Filesize
1KB

MD5
701c161f2146204662d904cca8d92f4f

SHA1
73637fa38e74258dab16f7474dc13fe63e7abb9e

SHA256
ceb058aa8e0e47361e0c97e4a1029f539248c1628a83408ad7546164ae13a0f9

SHA512
8f8aebd2e55d9385960285ea18f3b18b71bd0bb73b8df2244b13d6c10731868132672177c9bbe7bd436f956e2ab914870167994cf5d7a9dbc1c2b4c3329a4072

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

Filesize
15KB

MD5
eb42f8ca2540744ae9a7db49ab87e512

SHA1
729abc86d64235679a71e10702ee7349d6982afc

SHA256
5f738cee023aee6e4c8619b000b6a45a3b12af048548cbc3ead0193eaa5e2538

SHA512
b8736f12efc785f28a5990ba1b77984e30043bcc4fb7d7d4777580743107b516527dc76ceafc8081e98a031c39148c5ef8ca3dd4c896b52178deaa9e9a72eaf6

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

Filesize
266B

MD5
5c76637e727f5861828856b98d8d00cb

SHA1
ceb8c3497eaf56cfce0e0961303d9cbfe95bfdbc

SHA256
d023eb74f045dfafb2e8ecba2e284b18238b313b4a4dd4bde1b8ce095f2f4097

SHA512
b0a9c8a06f2d4af0d39d47f5088f95144f58e056c103ae822dfa3893d94012578a61ac37b383bf3feb94bb51cd6963e8e38fa24e34c553d8778c27aa2dcd6765

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC6CC.tmp.exe

Filesize
78KB

MD5
5b6e8a048f6b793a5c4bd05a0fc98325

SHA1
0aa2c155c9e4ff1c00a32371c9440e7aac4e03ae

SHA256
468acc94097cdede3701e09ddf7c9c515cacbec465dfe7705a0a48b36d24075d

SHA512
3956e384c37075cdf629627fac64d73b862199915dd4ccb253c172c6fe380610dd2ba9c3e9d3066c8df1924c02b712b4575abf2d64e77a4caca7b8f3aaa1697b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8BB7F4272A54CFEBBBA6FCAD1BC2DE2.TMP

Filesize
660B

MD5
e37b1628eb08c0d30107e9927ac26eec

SHA1
e9cee998dcb34534dc98031e61df0dd1f2f88182

SHA256
c94849c6f3b0dc8ef64de62181840b98182d399d5f4daf3cea1d74dc100c6515

SHA512
3cd08bb0a8c3fb22029a3bea1b761a6063bab24f364a8e1f3ec4742e7bb0a63b3c76b18da1571696e01ff79dd8f7d7d891f68b34d0e3e17ad49d8af530260b0a

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/1276-1-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/1276-2-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/1276-0-0x00000000748C2000-0x00000000748C3000-memory.dmp

Filesize
4KB

Download
memory/1276-22-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/4128-8-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/4128-18-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/5532-23-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/5532-25-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/5532-24-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/5532-26-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/5532-27-0x00000000748C0000-0x0000000074E71000-memory.dmp

Filesize
5.7MB

Download
memory/5532-28-0x00000000748C0000-0x0000000074E71000-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