metamorpherrat | d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42d

General

Target

d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe
Size

78KB
MD5

a995e914cb08b8547b04c1a7a171bae0
SHA1

0e85b7e6cded0463a5a42f7ea0316a32d80ff3ba
SHA256

d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42d
SHA512

b2b0ed7f83488d4cb9f93469625cda3dc7ce9c2051ff2861b4a7990f5ac0848bd702f9c0486137ed7fb9342ef865bdd775cbc0e9f9279492e7cf48cd3b2e34fc
SSDEEP

1536:NPCHHM7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtv9/M162:NPCHshASyRxvhTzXPvCbW2Uv9/4

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe

Executes dropped EXE 1 IoCs

pid	Process
4376	tmpA364.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA364.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpA364.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe
Token: SeDebugPrivilege	4376	tmpA364.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2264	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe	82
PID 2132 wrote to memory of 2264	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe	82
PID 2132 wrote to memory of 2264	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe	82
PID 2264 wrote to memory of 864	2264	vbc.exe	84
PID 2264 wrote to memory of 864	2264	vbc.exe	84
PID 2264 wrote to memory of 864	2264	vbc.exe	84
PID 2132 wrote to memory of 4376	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe	85
PID 2132 wrote to memory of 4376	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe	85
PID 2132 wrote to memory of 4376	2132	d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe	85

C:\Users\Admin\AppData\Local\Temp\d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe
"C:\Users\Admin\AppData\Local\Temp\d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132
- 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\v7dxzo9a.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2264
- - 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\RESA4BC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc2E7D2D95B57B409C89BEAAE5EAFBC5A9.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:864
- C:\Users\Admin\AppData\Local\Temp\tmpA364.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA364.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d0827b8817f1554cf0fc79f46109492191689ea314d1112ca369742d4337b42dN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4376

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESA4BC.tmp

Filesize
1KB

MD5
d65652968f2f792bdef324a27568e93a

SHA1
335375aade426b211a3bce8100ffc8361e53183b

SHA256
425a1e793ddd0ce7037b733f4c25f8d5c1794dc1449a858ede8bfe59b41f0b52

SHA512
1c01fe1260dca478e186b1b7018c124272bea3fabc24293ecb86794b95369778997bb9c0d18520d0fc5a1181f01abefa95e40f7cf66e34c5deaae9b91c420917

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA364.tmp.exe

Filesize
78KB

MD5
ab5c6acd02a1d4c8e0214b7a7ad16123

SHA1
c51938200286b3c6a3f08a244ecc8e49787d467d

SHA256
77a6b9505ba96a3f452129c027be69bbcbf1e846589e2a88b12cc02e9f935d76

SHA512
0d8a7d3d5960846414c125d62db7c8768502b6623c4b276aa8ea227c4bc9475b327df0b73ce5dccada65434319210c6cbd9a9ecf11ec15a31f7ee026c7cebd0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\v7dxzo9a.0.vb

Filesize
15KB

MD5
39e434679f4e3991b9050e6c86575a7b

SHA1
1543b25525d0ff583f8bfc2270175e4e70f70da3

SHA256
bc7b4dafb0026aa9cb612d1596078892529f8b5a5a074b583f47de3067097160

SHA512
3ef5262f6ccd82050c3e107d0a40c54576d0b7e9f7d33bda8486c4d4bd0d836dc2c12e14a7db92dd7965a45801175e6faa691eedcca582e818bc2da939da34ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\v7dxzo9a.cmdline

Filesize
266B

MD5
ee8c92a3084ba732e42b80a62372ba92

SHA1
0a477fe1d2bab6d62b35653756194f963a1aaba7

SHA256
a09a3bba4bcad3829c34c410e62a02bb139a962bd5ed1bd7e96e872865e02618

SHA512
df307c2c40073fe078de61cdc0aa438b61d2614f873993b9fbc7a07883113128ee021a98283227d989968fdae99b3318f9c87cebe3467d803de00d46626e0929

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc2E7D2D95B57B409C89BEAAE5EAFBC5A9.TMP

Filesize
660B

MD5
1fd9ede8c973555cd696dde69928008a

SHA1
575f4e03c2795ee33d53e9158d940e7476867271

SHA256
bb4ca2c98e781f376d5dd90c71b4466f90e7c1fbec366ec277d1ff3d49822745

SHA512
abf4704f38b2d21128f2edc7a7cfa5229d5e8f26eb1ae340beffdc326fcaff6e0103e4d3862f8588bab10d586b72a2693b734cb01b154367d9c05a67e05d3ee5

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2132-22-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/2132-2-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/2132-1-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/2132-0-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

Filesize
4KB

Download
memory/2264-8-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/2264-18-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4376-23-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4376-24-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4376-26-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4376-27-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads