metamorpherrat | bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930f

General

Target

bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe
Size

78KB
MD5

afc6fded921afb40f5e26ab338e8ad70
SHA1

0a2accb72355abc331bb8f569eebdfe61d41a38e
SHA256

bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930f
SHA512

73b03b7f756f5992024b787643a5cfdac64a88b9ef9cd28a70944ab82149fcf8c16fde01603a23fe3d4a1ccd605bd9bd96c9a9509395a5176f768016f2d11cfc
SSDEEP

1536:LtHY6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt869/C1Hd:LtHYnhASyRxvhTzXPvCbW2U869/e

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
2220	tmpA083.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe
2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA083.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpA083.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe
Token: SeDebugPrivilege	2220	tmpA083.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2412	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	30
PID 2524 wrote to memory of 2412	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	30
PID 2524 wrote to memory of 2412	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	30
PID 2524 wrote to memory of 2412	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	30
PID 2412 wrote to memory of 2880	2412	vbc.exe	32
PID 2412 wrote to memory of 2880	2412	vbc.exe	32
PID 2412 wrote to memory of 2880	2412	vbc.exe	32
PID 2412 wrote to memory of 2880	2412	vbc.exe	32
PID 2524 wrote to memory of 2220	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	33
PID 2524 wrote to memory of 2220	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	33
PID 2524 wrote to memory of 2220	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	33
PID 2524 wrote to memory of 2220	2524	bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe	33

C:\Users\Admin\AppData\Local\Temp\bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe
"C:\Users\Admin\AppData\Local\Temp\bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524
- 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\xfixjomq.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2412
- - 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\RESA14F.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA14E.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2880
- C:\Users\Admin\AppData\Local\Temp\tmpA083.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA083.tmp.exe" C:\Users\Admin\AppData\Local\Temp\bd744035464adb6a18c301e6fef7888313617f988dafc0ae2d0151b3d143930fN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2220

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESA14F.tmp

Filesize
1KB

MD5
ae1a85bb40cfcf18c8e144645dfa54a1

SHA1
fbf523bd52d0cb27a94e59aaaa8c98d5ef7fce71

SHA256
eca0ba690cb2111c2926572619bcca16c5f9828272608a2f57b8bdb8bbb20bb7

SHA512
f962837c39b5310746d13ab1e4a2c589d869e6514950830f0159b81a97c1f1b7a53be634a3cd6b2214f31fc63a7460111bf07eae83a3eff7e7947649b56fd6a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA083.tmp.exe

Filesize
78KB

MD5
7cb308bf97fccfd047d722d47278c3da

SHA1
8f07ac27b08fc0c09ab52a8b1fb75ad2bcf8c968

SHA256
f5e07cbc74df521c80c72af28826ef368d1be22416fa1a7b6d46e43dc2d93583

SHA512
814a120910a365a45084448655a41f4e653e652b82679f77209f6111e3aea8e4296079bb9eb808410373983c47d42881e5a9e56844ae1218e6d436af56e29eee

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA14E.tmp

Filesize
660B

MD5
62ef224f48a720744785a54e93336c9f

SHA1
3f7980684fe97998f854c551b2236fe951165325

SHA256
f9525713531c0d5a8089972ff8602bf0c3f2d8c1133ed8adbb361e8582c6664d

SHA512
ec61d018fd8ffbfc690b98768b5f4d1076afdc9da02b5e6e334d1b893b39db32cde963d9ebb0d00cf865cfa5f8c414189cfce251c0817b0d4cc47b6aedc5cd11

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

Filesize
15KB

MD5
b5da4cdce652eef9e9bcb72d4bd61125

SHA1
976fb87500778b209495ecd0c0fbbe6804046004

SHA256
bcea22aaf4fc64f42011421a4daaaf91edf1b53efd165d17eddbe0c6212ee120

SHA512
45c60a60a7612fadbb7e639b87f614f0150d90b7c4948ef89d5b63bdcfaebf3905852ac1cc846ec29af769e8010ce0bfa386fae86fe032f64cc2db8214460a78

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

Filesize
266B

MD5
13d3cb6cd3a385e1f50a61655ad61529

SHA1
8221a74f2f2c85a0e16450a6afcd605d32eda502

SHA256
f3759457f86889e4ed1ff385c6962b912ecb5e8258e37050a8e1206f837370b8

SHA512
2dbc19921ac334d011edf08875d4a96c49d07d98e429f310bce3da6a3316f9c333a408c19274159edeef721c711bdb14033d28f8553c5712f171147ff79c58f0

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2412-8-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2412-18-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2524-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp

Filesize
4KB

Download
memory/2524-1-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2524-2-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2524-24-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads