metamorpherrat | f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803

General

Target

f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe
Size

78KB
MD5

41042ed0f3178c9e0f915b31e39b8df4
SHA1

75ecd4ce96a74ed8bd8fb7cd8cfc50f9bab4f228
SHA256

f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803
SHA512

70946c82bd3346d2facbab6fe8515c047fa1d04fdf875fa1167de3515caf4161528e57c6edcaf659ac66b6efd6d613e8d86d36472fe48db7ec4309999ce0c062
SSDEEP

1536:QtHY6M7t/vZv0kH9gDDtWzYCnJPeoYrGQtef9/O1T8:QtHYnh/l0Y9MDYrm7ef9/7

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe

Executes dropped EXE 1 IoCs

pid	Process
4036	tmp6AEF.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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmp6AEF.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	tmp6AEF.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.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	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe
Token: SeDebugPrivilege	4036	tmp6AEF.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4184 wrote to memory of 3928	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe	82
PID 4184 wrote to memory of 3928	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe	82
PID 4184 wrote to memory of 3928	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe	82
PID 3928 wrote to memory of 4956	3928	vbc.exe	84
PID 3928 wrote to memory of 4956	3928	vbc.exe	84
PID 3928 wrote to memory of 4956	3928	vbc.exe	84
PID 4184 wrote to memory of 4036	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe	85
PID 4184 wrote to memory of 4036	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe	85
PID 4184 wrote to memory of 4036	4184	f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe	85

C:\Users\Admin\AppData\Local\Temp\f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe
"C:\Users\Admin\AppData\Local\Temp\f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4184
- 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\gjfbmz7n.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3928
- - 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\RES6C95.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcF8F461E6A29C4DA9A7B66EDFF86264B.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4956
- C:\Users\Admin\AppData\Local\Temp\tmp6AEF.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6AEF.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f531f067806086aa5d9b7dcdbae2a329ab210beb5d8828ec1ef14d3f97e23803.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4036

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES6C95.tmp

Filesize
1KB

MD5
257246556f59f0836b719567c62a2af8

SHA1
89dc1ec57c0fae7ef9b41608ea40e682ee874738

SHA256
0db57fba351761153f8cff8388bfa9f98087039f1e1eb8ba9fc4862af01609f4

SHA512
a3a606288059aa8e12cc4f06e0f57e969342b454622107cf96849de0ab37b27aaac34012988d4ccdf5ff01ef6c12646915d22858e719a8a7eeca85c56efeb7d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\gjfbmz7n.0.vb

Filesize
15KB

MD5
9ce17addf225bea8e420f3fb24432923

SHA1
2054656af80310bce9be1c46b985c4d6bde0a97a

SHA256
bd27668a0d136b22c8495b1baaf4550f2f705848deb881b8d340a8e99731da02

SHA512
68457adcc9116ae206bfb0973803272dbac092f1b739e398e8a1794fb5deff10e44fe1f0a552ce9128994cc8a5c13ae780153bc523c59759ee531949d370bd93

Download Submit
C:\Users\Admin\AppData\Local\Temp\gjfbmz7n.cmdline

Filesize
266B

MD5
6f3da44e1bbe5bef82fa2c7e5db672b6

SHA1
b195da3bddccb3eee1d87834072141b8babaa7ea

SHA256
be91ff94df3078a1510fb3c3a653428ba8eae538e5273d8d0b46917ca21bba3b

SHA512
aec360e1c2505db5e8da35158804dea6b26e9d0493afff7b9045eb5590dc62f55e2574e1d735e48adb04628468db67b0bf61be6aa22a8653ed835b8be5db1c0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6AEF.tmp.exe

Filesize
78KB

MD5
540995267aa6fb6a7b17288a87305614

SHA1
eccc82f4a9cbea85ce8cdceb5162fa90b4a4a3d5

SHA256
4638f0e6fc1d8eb8bf23cc7be1dcdcd92921728470df56b3b2197f64787bb76f

SHA512
73e9c84c1b029bf6a684d103aef543531706d9de91b2ad10bcd8bdd2eafaf511eefffa975db2c6e3ffee32e6a1ab7760131a168eb48921e73642d05eba2429b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcF8F461E6A29C4DA9A7B66EDFF86264B.TMP

Filesize
660B

MD5
fd76f453730e645c7c5a2ba44299ed2e

SHA1
95d531d1966cddc1069007ab3696c125125cfe39

SHA256
30c8c2788cb4364dbd08a32f9e9ffd6a8d37d5829b2b4b660346064d3e169029

SHA512
93cdf1fb5c2428b7d2a54568486a17f4c427684071bc7dfabde8bc22d883aa648816ce4c6ea71325f734f6dd8c3d0adfb6445a73e109ad69b02a8bd3d028ad52

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/3928-9-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/3928-18-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-23-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-24-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-26-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-27-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-28-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-29-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4036-30-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4184-0-0x00000000754D2000-0x00000000754D3000-memory.dmp

Filesize
4KB

Download
memory/4184-2-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4184-1-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4184-22-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads