metamorpherrat | f61a0d72f9b4b55788664f90a7b07bb396f794631fe6fb16a2b08393a87f855c

Analysis

max time kernel
120s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/09/2024, 14:48

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General

Target
0b95409ce44b41503da5eff7debe06e0N.exe
Size 78KB
Sample240901-r6sj6stdmr
SHA256 f61a0d72f9b4b55788664f90a7b07bb396f794631fe6fb16a2b08393a87f855c
MD5 0b95409ce44b41503da5eff7debe06e0
SHA1 149e93360db61f773efae4ba6b50a19d54414e94
SHA512 c5fb5d7cb5527f389b10fda8ebd6fc790a154597c15e27142023ad7429959b3cce0d35fecb99fff8d03a5f7d2079917b0b36f9ba31371f09ecd205e1e280e738
SSDEEP 1536:l5jSGdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtN6p9/c31f0:l5jSxn7N041Qqhgq9/cW
MD5 SHA1 SHA512 SSDEEP

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	0b95409ce44b41503da5eff7debe06e0N.exe

Deletes itself 1 IoCs

pid	Process
1156	tmpB8C1.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1156	tmpB8C1.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpB8C1.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	0b95409ce44b41503da5eff7debe06e0N.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	tmpB8C1.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4640	0b95409ce44b41503da5eff7debe06e0N.exe
Token: SeDebugPrivilege	1156	tmpB8C1.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 3064	4640	0b95409ce44b41503da5eff7debe06e0N.exe	84
PID 4640 wrote to memory of 3064	4640	0b95409ce44b41503da5eff7debe06e0N.exe	84
PID 4640 wrote to memory of 3064	4640	0b95409ce44b41503da5eff7debe06e0N.exe	84
PID 3064 wrote to memory of 4352	3064	vbc.exe	87
PID 3064 wrote to memory of 4352	3064	vbc.exe	87
PID 3064 wrote to memory of 4352	3064	vbc.exe	87
PID 4640 wrote to memory of 1156	4640	0b95409ce44b41503da5eff7debe06e0N.exe	89
PID 4640 wrote to memory of 1156	4640	0b95409ce44b41503da5eff7debe06e0N.exe	89
PID 4640 wrote to memory of 1156	4640	0b95409ce44b41503da5eff7debe06e0N.exe	89

C:\Users\Admin\AppData\Local\Temp\0b95409ce44b41503da5eff7debe06e0N.exe
"C:\Users\Admin\AppData\Local\Temp\0b95409ce44b41503da5eff7debe06e0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4640
- 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\lhtt0xkm.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - 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\RESB9F9.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc5D048C318491425F9A78336A74D5114.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4352
- C:\Users\Admin\AppData\Local\Temp\tmpB8C1.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB8C1.tmp.exe" C:\Users\Admin\AppData\Local\Temp\0b95409ce44b41503da5eff7debe06e0N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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RESB9F9.tmp

Path C:\Users\Admin\AppData\Local\Temp\RESB9F9.tmp
Size 1KB
SHA256 d7fbcf562889926caa79e4c72c7c85883cd6f6a83d15e7e0df4a5e8b4918909a
MD5 96c88ac0510a338d7596382e7aa5e00a
SHA1 32a94491a786482c79cf11f98d6c4b005e5e742d
SHA512 436d47585a587893af91b98e6ad9bbf757ecc42f308703dd2eeebfe307ee599e6c96841331a610a0ea43a094e978b642f56a747f2a81e0a91528952ed2b544dd
MD5 SHA1 SHA512

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lhtt0xkm.0.vb

Path C:\Users\Admin\AppData\Local\Temp\lhtt0xkm.0.vb
Size 14KB
SHA256 2803825ac7b91d6011f7f0842623849282e6ba1313490fa8ea5226f501586156
MD5 7918756be214bded1e7061310eac66f3
SHA1 8b43c8c6b9122e3381108d905b5a09dec960a2e2
SHA512 c69a15748afa35fa1f3a5b3dbd83ee5dfb9a2da0d8d05051b37c2d9a8a080aa6be8c4c4de2ba67a3ce66f7b4b0f1f33325510ad5448aed0201771f55d96448d7
SSDEEP 384:r0NvIN0wNJNsVlnJNfkHNAcHb+E6NLzN7QZSN7eP:ovw04DQlD4AcHWLhq+m
MD5 SHA1 SHA512 SSDEEP

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lhtt0xkm.cmdline

Path C:\Users\Admin\AppData\Local\Temp\lhtt0xkm.cmdline
Size 266B
SHA256 56809e3cc2b723e14e5ba7d0f9453d737bc2d29f8c5b78a6c3f6e1f58193ef18
MD5 1d24298b81247f0eed3606c39351a0cf
SHA1 09d4d32779d724ff37101294d1f202867c609a8b
SHA512 fea8c0fd4269a9286ae57a0a9aa965f11dd3b79cd48440e23462fd7c141c48b5ba3253c369546fc5da598de08d8bdf0cc015de4495f4299491553bdf78b046ca
MD5 SHA1 SHA512

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tmpB8C1.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmpB8C1.tmp.exe
Size 78KB
SHA256 b5630887a1acb3cfa1bbf890fbe79274e3ebf3aea0c5e7e0a36e3b445841701f
MD5 84d2c7d138793e160247fae8efaab2f4
SHA1 14667cb66c156aeeeae8fec5913e3f38c89502a5
SHA512 a19f0477d20ba6623e32bc47fb265314c4da9d7f85ca09ecf26fefc57a78fea70ba3925da2e0caa0f46d1ed1208beb9ae4290e3fdca463296df7678ec608c6b6
SSDEEP 1536:KWtHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtef9/M15c:KWtHY53Ln7N041Qqhgef9/T
MD5 SHA1 SHA512 SSDEEP

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vbc5D048C318491425F9A78336A74D5114.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbc5D048C318491425F9A78336A74D5114.TMP
Size 660B
SHA256 b9558043648e3c1346d2e575b8e6e9c0707ac6aee544fed5f3481ac170f82a12
MD5 77a6e5e9d5421ebde4981ed2808310f1
SHA1 9db3ae2c071785195124fc0df251c3a5325f18d9
SHA512 adfe9313114884c8c91e8b35a8dde75748f254d16626ce5599479d4bb36ddefdd4e33a068e75be245d8fa958b77d5a0478463151a09282c42116a1e49176d654
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430
MD5 aa4bdac8c4e0538ec2bb4b7574c94192
SHA1 ef76d834232b67b27ebd75708922adea97aeacce
SHA512 0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65
SSDEEP 1536:edy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtQ:pn7N041QqhgQ
MD5 SHA1 SHA512 SSDEEP

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memory/1156-23-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/1156-28-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/1156-27-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/1156-26-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/1156-24-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/3064-8-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/3064-18-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/4640-22-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/4640-0-0x0000000074EA2000-0x0000000074EA3000-memory.dmp

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memory/4640-2-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/4640-1-0x0000000074EA0000-0x0000000075451000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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