metamorpherrat | fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81

General

Target

fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
Size

78KB
MD5

fa1f726c2bd7e3e3053ec9c9f2b2fcda
SHA1

4f7eaa0f880d1cbe4c48a8dd8ff11f1f3ec97dd0
SHA256

fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81
SHA512

140f7b066c9654e55ae7c842a3a6bba3e016848f19e0dc22162371c47afbd103edc7365201115dd40047167192c68a4c35ec52066f9c8d0718cd76c544e32d47
SSDEEP

1536:oV5jS6XT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtC6zP9/p1qhC:oV5jSiSyRxvY3md+dWWZybP9/eC

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
2852	tmpF45D.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.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\""	tmpF45D.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	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.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	tmpF45D.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
Token: SeDebugPrivilege	2852	tmpF45D.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2752	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	30
PID 2424 wrote to memory of 2752	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	30
PID 2424 wrote to memory of 2752	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	30
PID 2424 wrote to memory of 2752	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	30
PID 2752 wrote to memory of 2948	2752	vbc.exe	32
PID 2752 wrote to memory of 2948	2752	vbc.exe	32
PID 2752 wrote to memory of 2948	2752	vbc.exe	32
PID 2752 wrote to memory of 2948	2752	vbc.exe	32
PID 2424 wrote to memory of 2852	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	33
PID 2424 wrote to memory of 2852	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	33
PID 2424 wrote to memory of 2852	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	33
PID 2424 wrote to memory of 2852	2424	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	33

C:\Users\Admin\AppData\Local\Temp\fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
"C:\Users\Admin\AppData\Local\Temp\fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2424
- 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\jfhttx45.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2752
- - 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\RESF671.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcF660.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2948
- C:\Users\Admin\AppData\Local\Temp\tmpF45D.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpF45D.tmp.exe" C:\Users\Admin\AppData\Local\Temp\fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2852

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\RESF671.tmp

Filesize
1KB

MD5
545a3b04f193a0302b0ba4ed024baeb0

SHA1
603165bb9fd589b2acd8f1335acad8601d25592e

SHA256
7cc40b56519f0af72adb1e82a2bfd9638579718a40a2d874c2446fb1da46f89a

SHA512
2bb64393be90e2163b687be154543533e9de8f305cb8d140db310ca86ec5fd631817df4e40934a9c715cb4a98b011a9f74e5da6bdb4cc441beea4e9243ece796

Download Submit
C:\Users\Admin\AppData\Local\Temp\jfhttx45.0.vb

Filesize
14KB

MD5
88d4a0f11222e255de0ae6f785e2e569

SHA1
984a04f946981b31b5d13cd03fe0ddf18f1fb310

SHA256
05d784d44b963c5372438aced1321e6c2271c440f55eaabb89b5a6b43dce9f19

SHA512
edda836c4e590ad0b35c3644d06256b7141b418212a986771a8cd6f6583ffe11d426aa40201634a15493c77300feb22687f0b63733d572997550dbb445b6914c

Download Submit
C:\Users\Admin\AppData\Local\Temp\jfhttx45.cmdline

Filesize
266B

MD5
cb236c087b38627c7c6ed408952c783e

SHA1
5c6e5f0e77d9964027754d957235a03117e7a06a

SHA256
b5631411999e468d6bf7e55c06f343f8b4f97097e8083af7c3f372834623dcd2

SHA512
92b5d2448f1ce155354fded44ace9500abf4269178fced1493413b04354d504e45d079c460f7751642fb77cd9746219c432224cd3d2886dbda929aeaaa72d2a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF45D.tmp.exe

Filesize
78KB

MD5
f37bb729b65605dbcb4a986751420c64

SHA1
8e0ea1610cc198177819c9037f796c9290391a7a

SHA256
799cbb02b351d8503b81b96cd76aa67642376531a39001b3804086eced025048

SHA512
f6bfb55741279488ae250588a09782f57575d47dd8335fbd3f0d6da77d329e96f85c553f8e724c29147d40a13ce4755d24a5cd9838d2954fa93f676fd50637cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcF660.tmp

Filesize
660B

MD5
9288a05682d4e49441547829a4072839

SHA1
869c6a30af3505462c43a9cd9a91f13d240d435f

SHA256
a80c679b9e13e4dc0862706d47e4b7f4ff21638c99e14a513ae3a713aef9b4f2

SHA512
1f21f571da56752f45506e9f145c8f16a192e797987c52851d6ec1b34fc192c5a6d7d3b29b749e3bedcfb48fb484a91baa0559e2133191e4e34dbcdb641772ab

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2424-0-0x0000000073E71000-0x0000000073E72000-memory.dmp

Filesize
4KB

Download
memory/2424-1-0x0000000073E70000-0x000000007441B000-memory.dmp

Filesize
5.7MB

Download
memory/2424-2-0x0000000073E70000-0x000000007441B000-memory.dmp

Filesize
5.7MB

Download
memory/2424-24-0x0000000073E70000-0x000000007441B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-8-0x0000000073E70000-0x000000007441B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-18-0x0000000073E70000-0x000000007441B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads