metamorpherrat | 7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8

General

Target

7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe
Size

78KB
MD5

a0644ba03ff17739ab64dac9d2af1130
SHA1

cc70c7053352b22f6f85460a96cf2cee20bf29f9
SHA256

7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8
SHA512

130b816cfc1bc6a32db07fcab17186fae9fbb8d4aecaf26179365b2e720264a526f6f7a64b1956dcfd3934fff7423b32735a53668e9c9788b61c4a7ebe1f253a
SSDEEP

1536:lRCHY6M7t/vZv0kH9gDDtWzYCnJPeoYrGQteA9/y1ADc:lRCHYnh/l0Y9MDYrm7eA9/pc

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
2888	tmpA89E.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe
2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpA89E.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	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.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	tmpA89E.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe
Token: SeDebugPrivilege	2888	tmpA89E.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2072	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	30
PID 2520 wrote to memory of 2072	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	30
PID 2520 wrote to memory of 2072	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	30
PID 2520 wrote to memory of 2072	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	30
PID 2072 wrote to memory of 1916	2072	vbc.exe	32
PID 2072 wrote to memory of 1916	2072	vbc.exe	32
PID 2072 wrote to memory of 1916	2072	vbc.exe	32
PID 2072 wrote to memory of 1916	2072	vbc.exe	32
PID 2520 wrote to memory of 2888	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	33
PID 2520 wrote to memory of 2888	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	33
PID 2520 wrote to memory of 2888	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	33
PID 2520 wrote to memory of 2888	2520	7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe	33

C:\Users\Admin\AppData\Local\Temp\7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe
"C:\Users\Admin\AppData\Local\Temp\7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2520
- 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\so9_otuo.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - 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\RESA94B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA94A.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1916
- C:\Users\Admin\AppData\Local\Temp\tmpA89E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA89E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\7ad55881d74d6c315d1dbe42c274e0cda07a7cda8dbb1e1f974f601cc3a7a0d8N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2888

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESA94B.tmp

Filesize
1KB

MD5
990640085d9f380a828bcad44a5fbf4c

SHA1
79434ee62dbfda9fceccde05be3466bf5b537bfc

SHA256
f98380008b2023122d230d9dc52ec8170105ed5bf4624d603b1843a4000188f4

SHA512
2c2787fa07f9d6d34a65b4f0d05ef5a38b741df422bc348b61f0a27a41cf5231005fab9481addfb9815063356672da998f2431c33f000087e78897d75519f2b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\so9_otuo.0.vb

Filesize
15KB

MD5
fefa5dc04a2d1c85c5f944b7f1f4eb35

SHA1
400e8816b58b593d445e9da8e275640d1ddc0aec

SHA256
781c57126d3dd2b3a6c2a98912fadb62e21aca432e193563c93e6b5c897eebd0

SHA512
8c0c173735a546053a4712e7f2de14271dc44c39f8962552d24bf83f253691ff19f9eb4011f084cc8ab0b425ea80b3a2efd963a2d91714bca1a3e3f6af6aff62

Download Submit
C:\Users\Admin\AppData\Local\Temp\so9_otuo.cmdline

Filesize
266B

MD5
785415a55ac8383dc04bb343ee2e57ba

SHA1
c6287530d84b72386c363f5bf4cb37564710e615

SHA256
b5da80cab142082af2c093db63543f023a08e35506786a6640670a6be937059d

SHA512
2d11386cb5b039173021fd296e8ab85987e8386c51efc4ed69805bdfab61e224693d678fe6453bca4d021a8a898e7c7829d8d1517ae312912c9208b14a080a2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA89E.tmp.exe

Filesize
78KB

MD5
199e89a46462f914d91ceed4bcdda973

SHA1
5b195c1b3f7db7a6e5dc96a83c61609a6308ce84

SHA256
b81665d716af1d00ca7a613f4c5f1dd9b7fdd06c367b1a523379bd1296e4d817

SHA512
29e91c79a05a058d99c058e3377d7260bae612e9449b34ce413d5c6fb04c25827a64cce0bb97fa4f965c7ae02e94fe24e3cc0583175b3df2d4da591ea55cff6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA94A.tmp

Filesize
660B

MD5
db3f77dff711315b75a3ac2618d120a3

SHA1
54bf71e627120f6f54bf67e1f70f4881170a16f9

SHA256
5ecd4b235b40510ed15699d72472cbb5e152cdc77264b83f98b6d1e11534af9c

SHA512
426dec9514fb6360476892305a6eca60392799a2e2f15f0dc259bf1be84e692a5230a8edacbf16e4b5e960a181e4e9a771a5ef8676a1a178c71fd851bb8229e6

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2072-8-0x0000000074250000-0x00000000747FB000-memory.dmp

Filesize
5.7MB

Download
memory/2072-18-0x0000000074250000-0x00000000747FB000-memory.dmp

Filesize
5.7MB

Download
memory/2520-0-0x0000000074251000-0x0000000074252000-memory.dmp

Filesize
4KB

Download
memory/2520-1-0x0000000074250000-0x00000000747FB000-memory.dmp

Filesize
5.7MB

Download
memory/2520-2-0x0000000074250000-0x00000000747FB000-memory.dmp

Filesize
5.7MB

Download
memory/2520-24-0x0000000074250000-0x00000000747FB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads