metamorpherrat | 4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27

General

Target

4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
Size

78KB
MD5

f087f48ca7dbe075208a9857f2da67f0
SHA1

eba1417348a65af6b5c950e8b7c632ecdbf2cd6b
SHA256

4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27
SHA512

34ae56909de0f66a9b2a7416456970ee5624dfc940958f986a85074c8c9fdcac8d7e5cc6d467279dc6479e3fd4e1d49f6d8591b82688a2395626e327138b8334
SSDEEP

1536:be58fXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6g9/0xE21J7:be58/SyRxvhTzXPvCbW2UY9/0

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe

Deletes itself 1 IoCs

pid	Process
1196	tmp831A.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1196	tmp831A.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp831A.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	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.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	tmp831A.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
Token: SeDebugPrivilege	1196	tmp831A.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 3220	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	82
PID 5080 wrote to memory of 3220	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	82
PID 5080 wrote to memory of 3220	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	82
PID 3220 wrote to memory of 4872	3220	vbc.exe	84
PID 3220 wrote to memory of 4872	3220	vbc.exe	84
PID 3220 wrote to memory of 4872	3220	vbc.exe	84
PID 5080 wrote to memory of 1196	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	85
PID 5080 wrote to memory of 1196	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	85
PID 5080 wrote to memory of 1196	5080	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	85

C:\Users\Admin\AppData\Local\Temp\4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
"C:\Users\Admin\AppData\Local\Temp\4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080
- 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\uy6jlssf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3220
- - 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\RES8424.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcAC61528BB86485681226BDD6198D.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4872
- C:\Users\Admin\AppData\Local\Temp\tmp831A.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp831A.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1196

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\RES8424.tmp

Filesize
1KB

MD5
b675b4313992a176ce53f6489be0d7be

SHA1
ef06011faab3b37b75dcbd0c1a39ec879efe7584

SHA256
96ea76d0148ae73a80c12dd29bbfbfff9f48964d95269bc9bc6252cf9d17ce41

SHA512
366e440b34e555acc6e14032a837e1ab3b6399b397918f9fe0498ed86a966537cfc81e91f011ecf820b8c030eaff9442d1bfdca7c6591f8615ba9783dea5d517

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp831A.tmp.exe

Filesize
78KB

MD5
078a4e69dc25828b3b32a006c38bf16e

SHA1
b888d532aefb35f1a98904415d537a09e186515d

SHA256
ccd58521b9288a005397a1b6989b6a83b542c669a5ef0017dbb3943c2e87cc09

SHA512
196334b19c7acec06f67910d3abcc8908a4031115602108b4cc470df22635d7d5f0e1fe556e80e8b1dd14d3da3e2e5184011b9ea28ea70f0de6c05c395bc06a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\uy6jlssf.0.vb

Filesize
14KB

MD5
98b7602a52bd7a48c7f9a5c9b4ec3f85

SHA1
ac4563b214551d08a11babdfbe450d2a0de13828

SHA256
bdf06784a40c96b107d82edfed528650f609ddbdbf1eed490743c9cbced314f3

SHA512
b906501d6fa2e45ae95e8058d30a6a66ea791af611ee85a40b2c2dac77ef647dc0b5f5b4ac8b9a059bfb1e2c2c1aef2f875b3d5245c0b5ce63cd714c2fb0960d

Download Submit
C:\Users\Admin\AppData\Local\Temp\uy6jlssf.cmdline

Filesize
266B

MD5
5a4a39644d03302b6a70fbaa3c804029

SHA1
773ffe6aa88a7b241a1e93699bb102407f50ff87

SHA256
00eaeb9620c45483b6b58df8068f40c71786c6fc38bba1d8e8bd4e4fc7851e8a

SHA512
1c7275fb1abb844113f96910cc97e766357f5cb56f93c173be3529f88ce0d3558f3d83f7627d9119e5c33ce4335ef801993ebd8cd2179950cd37943f92a96db2

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcAC61528BB86485681226BDD6198D.TMP

Filesize
660B

MD5
104b72f163e2cffe1e5adaf6205f09da

SHA1
e89918bff018d1de18dc414b7dadb0dced738a1a

SHA256
d8d3326b3a3c8ef80381013e9b9c243b97652d19aa015742c5ce2eed540f3f70

SHA512
98dfd603e8ac1fd1016537e9abc34eb535401a65f112321cba32b3a57957b399800a53c745f363b64771d5bf0c99e402a3dc5b43d34142ba6c9dcba84e48d988

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1196-24-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/1196-29-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/1196-28-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/1196-27-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/1196-25-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/1196-23-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/3220-8-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/3220-18-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/5080-22-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/5080-0-0x00000000754C2000-0x00000000754C3000-memory.dmp

Filesize
4KB

Download
memory/5080-2-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download
memory/5080-1-0x00000000754C0000-0x0000000075A71000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads