metamorpherrat | 8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2

General

Target

8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe
Size

78KB
MD5

12d6e4ff4033556686cdccaf7af4478f
SHA1

c2f3f06052a6389f9ff79797e2b6d19d42c27cb9
SHA256

8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2
SHA512

97c39fbd3fecef75050dbfe517a902a4e329e2cd0190924b73a1634847e50de7ae1af88af7e34624dbf9b1ff6d8b0a66eee401583517e003542ec42197e34593
SSDEEP

1536:mPWV5jAXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtN6i9/Bj1nZ:mPWV5j4SyRxvY3md+dWWZyh9/9

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

Executes dropped EXE 1 IoCs

pid	Process
2740	tmp5AAE.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe
2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp5AAE.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	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.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	tmp5AAE.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe
Token: SeDebugPrivilege	2740	tmp5AAE.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2608 wrote to memory of 2524	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	28
PID 2608 wrote to memory of 2524	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	28
PID 2608 wrote to memory of 2524	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	28
PID 2608 wrote to memory of 2524	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	28
PID 2524 wrote to memory of 2572	2524	vbc.exe	30
PID 2524 wrote to memory of 2572	2524	vbc.exe	30
PID 2524 wrote to memory of 2572	2524	vbc.exe	30
PID 2524 wrote to memory of 2572	2524	vbc.exe	30
PID 2608 wrote to memory of 2740	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	31
PID 2608 wrote to memory of 2740	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	31
PID 2608 wrote to memory of 2740	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	31
PID 2608 wrote to memory of 2740	2608	8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe	31

C:\Users\Admin\AppData\Local\Temp\8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe
"C:\Users\Admin\AppData\Local\Temp\8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2608
- 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\2akmzewy.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - 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\RES5B99.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc5B98.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2572
- C:\Users\Admin\AppData\Local\Temp\tmp5AAE.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp5AAE.tmp.exe" C:\Users\Admin\AppData\Local\Temp\8512f6411b7c8bc5b320059b78484b1603b5ecb31f5405824815b6ffb47e57e2.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2740

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\2akmzewy.0.vb

Filesize
14KB

MD5
749f98931bc8a14caf8b566ef4b47c3c

SHA1
32a477979d951747c2d568b1804016804ecffe82

SHA256
1baae219bbca4e6a724b95bf741e79dcd94ba77ac717a0907b74832384c5811b

SHA512
d089628a1800c882f6d134a491d58814d6e46237553ae5540bb96399b235caabd8ac2db458483ebe6f8733831193c4fa0cef2f98e85151276b3ef84db49858ad

Download Submit
C:\Users\Admin\AppData\Local\Temp\2akmzewy.cmdline

Filesize
266B

MD5
cfc0ded7c92bf18cb9ce95fbf346355e

SHA1
f857561ad17a3335622e20e4d323eb527f61629a

SHA256
297f39f7e9442efb1b9d3e79653bb2a25d1c504d4312c1a5e985879abe219015

SHA512
cde41d974818904915da17f10829e2bcf2328d0f491f94cac21fcd0acd42e987191437f4543e1819592d81411c4f2a4cb6ee0f6460d98b0c1cad25c67925cf4c

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES5B99.tmp

Filesize
1KB

MD5
890fd21190161a0ccad3146c86d25231

SHA1
3ef2494c0901df9ac1e81279feccdd5fb33ab6b9

SHA256
23e376925a70877d1c452b484fd97264492f6485367ccd96084242d88be67c01

SHA512
e15040627b5c368d218f86aa07c114e4a79cf07170b5a82ea7b0a806cc72546c15f4900d660365c0ecd660a77f19a31d5e70052ca6f459b849042c8b5415ed7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5AAE.tmp.exe

Filesize
78KB

MD5
5137cc97c83c182ad9bcf2626c767f16

SHA1
9239101a74174f3be05e2bc089637de064a318be

SHA256
98a2d9a8704c03c7b66f357ffa9272cdaafbf5f7f98c873181be8b3d24d74665

SHA512
6e1a0c94dbfe95c9af8f731f0ed3b932ef8b63e8aec87699da3f2c6f9651c5310ec3ccc27deb12e26f8a9e663ef6b1697f8f07b77f9c140ef19b555a1b37e5b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc5B98.tmp

Filesize
660B

MD5
c096a392f95c2b10d7755390dc66d906

SHA1
87c2655d2fe617b47170f1f6755f1f9c70fa2fbd

SHA256
3e3e3864f45b06afe9b5785df3ca030b488c2518b53c38198a18a8b942d09449

SHA512
c716ae1b41fd7d57ad1dddffac42859b94fcab0e235ae99f6b1f166903958af68960a07a2ca0f880598c6da7e69c6a8c69fd4804ca46c640fde642b428cb4bbe

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2524-8-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-18-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2608-0-0x0000000074301000-0x0000000074302000-memory.dmp

Filesize
4KB

Download
memory/2608-1-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2608-2-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/2608-24-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads