metamorpherrat | 98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b

General

Target

98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
Size

78KB
MD5

b93013d2e46816651e98af1654bf489d
SHA1

df9d77cf0fff54df55a3056f1ec00b97087cd602
SHA256

98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b
SHA512

af6305a8140448c78432226e6ca0d62491ad4dd6f07494ef88cb8bc3bf0af6a9cb5925ef698c977b0117c9e2860424d34b8a22542612e04a4fefa4432f9e2b03
SSDEEP

1536:Ly58BXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN67h9/YI1MI:Ly58BSyRxvhTzXPvCbW2UEh9/Yk

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	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe

Deletes itself 1 IoCs

pid	Process
3260	tmp8E84.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
3260	tmp8E84.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\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp8E84.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	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.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	tmp8E84.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
Token: SeDebugPrivilege	3260	tmp8E84.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 624	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	84
PID 1916 wrote to memory of 624	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	84
PID 1916 wrote to memory of 624	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	84
PID 624 wrote to memory of 1292	624	vbc.exe	87
PID 624 wrote to memory of 1292	624	vbc.exe	87
PID 624 wrote to memory of 1292	624	vbc.exe	87
PID 1916 wrote to memory of 3260	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	89
PID 1916 wrote to memory of 3260	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	89
PID 1916 wrote to memory of 3260	1916	98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe	89

C:\Users\Admin\AppData\Local\Temp\98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
"C:\Users\Admin\AppData\Local\Temp\98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1916
- 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\hw6l6dzj.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:624
- - 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\RES8FFB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc9D4416AA230F44E1BA1EFCB6F3E869C.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1292
- C:\Users\Admin\AppData\Local\Temp\tmp8E84.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8E84.tmp.exe" C:\Users\Admin\AppData\Local\Temp\98c0481540f85e532be17bff66786fba29ae543bf9d9807e36bc8191c22b195b.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3260

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\RES8FFB.tmp

Filesize
1KB

MD5
1beca4834899b3b01e8cd1786909758d

SHA1
460b7590debe4681ae76f679f1cc63fc9cf77c84

SHA256
6bb5828c7af8be62a80bdc0570d9f409582afe3dcfb32b24d403ceaff141649f

SHA512
07d85b8b629b723b7346ece59fa82323be79ef35dd8d7edeeaec75f5edddd1fa31741f129813716129b546ab5c6349a7a725d9030305842c86ac0d7acf9e7761

Download Submit
C:\Users\Admin\AppData\Local\Temp\hw6l6dzj.0.vb

Filesize
14KB

MD5
06aa22177f3938c001cef6b1ab851957

SHA1
a3c45e458510c7cb52e9c9a3a39b0cf2ebd514d6

SHA256
f81cb2416cb61e84198a09b4f305d7303361a5308bace3d78145fac350404a3b

SHA512
290fa0f08a5f68be205af799579cb94633498d9355d72cf789f2928badd2024af9dbafb53949cd0820514e7a0e48a28a8a92007e483b99bac6df93702b397ad4

Download Submit
C:\Users\Admin\AppData\Local\Temp\hw6l6dzj.cmdline

Filesize
266B

MD5
d22eb76c3a8a82d52217fa70b25dfe73

SHA1
4ca70778d7e3d806223e23432bf3f5097131c903

SHA256
fc70dafc4bbd67ef27924b482b69b8255376f3d51b54080f0ada4ad91d1c1eea

SHA512
3961c1b68f00194bd714aa04354ed2a5a227712a9446e4b2a8dc5e2e48df905cbb57379b89b2aec4239e0ed0e56d0282c574c5a415fc10b26d700db87bcc8d9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8E84.tmp.exe

Filesize
78KB

MD5
78e67416123ade1e4437482173cc1e61

SHA1
a5755a6b7228851673a83a7c63984841e1ef09d1

SHA256
38fdf59bfbe20b67af214c65181c464f790b37177317605fe646e318a09ea4ab

SHA512
3ded885a93302eff78bd80284db0e98958bb10a0145caab5a8a3b0edb9754f102ab5d1dcb2092cfbeffb63708fe25c3a471f439728efb74120d4f4640db22351

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc9D4416AA230F44E1BA1EFCB6F3E869C.TMP

Filesize
660B

MD5
b911908b67f7bf09d1e44581c718fb73

SHA1
1745a4a84f7a087a36c9e0d50af1d8b0e35433a8

SHA256
2f153f98be19c1bf6490bcf5d746ec1cda264cb433e3179003b828930840d345

SHA512
10a1637846ffc89153929c407d316b785ef501af76679c70510a79a2f8999e53ae5bb95a235cdbf70e4bc33aeec08142430d990f1a95efa23845ed81314d1ef5

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/624-9-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/624-18-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/1916-2-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/1916-0-0x00000000753D2000-0x00000000753D3000-memory.dmp

Filesize
4KB

Download
memory/1916-1-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/1916-22-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/3260-23-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/3260-24-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/3260-26-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/3260-27-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download
memory/3260-28-0x00000000753D0000-0x0000000075981000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads