metamorpherrat | ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97

General

Target

ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe
Size

78KB
MD5

88aae9275870cab6b6f3ad4ca7903be0
SHA1

9239596a234d770cb96047d5fa95e85cbd029711
SHA256

ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97
SHA512

859ca9dc2b071d0e5e823087c23968af4dcd91d1ff386577d043b3948986f03c6e292b67887afa901354679348b59e6942a8da9b30b601281a570cad59635399
SSDEEP

1536:C4V5jULT8hn2Ep7WzPdVj6Ju8B3AZ242UdIAkD4x3HT4hPVoYdVQtt6Vs9/e1Wp:C4V5jiE2EwR4uY41HyvY+s9/B

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
2932	tmpA0A3.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe
1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\mscorsvc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sortkey.exe\""	tmpA0A3.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpA0A3.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe
Token: SeDebugPrivilege	2932	tmpA0A3.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1240 wrote to memory of 2256	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	30
PID 1240 wrote to memory of 2256	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	30
PID 1240 wrote to memory of 2256	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	30
PID 1240 wrote to memory of 2256	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	30
PID 2256 wrote to memory of 2060	2256	vbc.exe	32
PID 2256 wrote to memory of 2060	2256	vbc.exe	32
PID 2256 wrote to memory of 2060	2256	vbc.exe	32
PID 2256 wrote to memory of 2060	2256	vbc.exe	32
PID 1240 wrote to memory of 2932	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	33
PID 1240 wrote to memory of 2932	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	33
PID 1240 wrote to memory of 2932	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	33
PID 1240 wrote to memory of 2932	1240	ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe	33

C:\Users\Admin\AppData\Local\Temp\ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe
"C:\Users\Admin\AppData\Local\Temp\ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1240
- 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\fldnz9cd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - 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\RESA2B6.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA2B5.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2060
- C:\Users\Admin\AppData\Local\Temp\tmpA0A3.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA0A3.tmp.exe" C:\Users\Admin\AppData\Local\Temp\ab370fd7f737e21fe302835517dca661e835a20ff42367e7e7a840bde6378b97N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2932

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\RESA2B6.tmp

Filesize
1KB

MD5
fa816749f65ab1aa9cc1ef878897df86

SHA1
19706cddea2180be65368367b4fa115d04db7766

SHA256
424a43d8652fdf51629edadf3fdd410034b956fbfaf58cd7147744d053763055

SHA512
82534d10f478697647755b7fb7622d50ea429d13fd3773c0612a7d742cdef5295cbaa7c62d655d5e815c4c7a3fe9b0d5aa140521438b006f567102fe5725a4c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\fldnz9cd.0.vb

Filesize
14KB

MD5
28dcc064c6c314959d4c5e8f2cb0bd06

SHA1
040329c2c6bf3aaf36526e008ca8ac5a56ee3fb6

SHA256
d213f2453c324924c573748db554df0876bb00e4d52d34bc18e2ff974dcfb08d

SHA512
3d1dc08e3ecdaca67c36f35ae3989143b308bfccbebf14621e64d6b9086bb707bee40d878455978b694a36b9dedffad0cb236c22d4c5e4f96df5ba5377fa5d5c

Download Submit
C:\Users\Admin\AppData\Local\Temp\fldnz9cd.cmdline

Filesize
266B

MD5
0b985023905c04cd9fe0018e2f1210ca

SHA1
d0be13c763b9d4404f8da6440e17cc7f6b509c8e

SHA256
34a63e4820ab583da2a6215e95c24337f908ebe028e12a843f0b8c86a9cddace

SHA512
df5f47e09042837ddab0baf967ee2c73c6d52605151d3d8ab0fdfc51e11f9f5bbd52b1b3c1c27e5be47fc18f8e028455f456ccbbc0d37b6a662e00e9b7739ae0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA0A3.tmp.exe

Filesize
78KB

MD5
979d03856564a5a34be5123882b1d681

SHA1
a20c863eda1c92b685185e26c1fe2eaa19d4f229

SHA256
5292d2b06bc23b8792bf0f6f7627637a9d4663c5f90cd456ee12381e9f80437e

SHA512
d2fee565af3d9be4fbbaac8ce27fca242a58d89206587ea91d94adc68505436a8020e10929910fd9953c1b2a171be016ce8d0b04adb1b7e5dc5770293d620614

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA2B5.tmp

Filesize
660B

MD5
48bc7c1df5f72a91bc2e66b4ce2ae839

SHA1
fe0c4fc9e758ec9cb397b4fed4cf84183cbe8fef

SHA256
7044205c8999553d6993632be393a96b98be16dd0a250084b68cf7a9c1737e58

SHA512
283bdde01efd62ba588da0e740f7c2cb9110602b3c228ba26d76dd1561279da6df6d27c041a0e165639c439e0e968f38e5286d13df357d99a9fcc066e2b09daf

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

Filesize
62KB

MD5
6870a276e0bed6dd5394d178156ebad0

SHA1
9b6005e5771bb4afb93a8862b54fe77dc4d203ee

SHA256
69db906941dec2a7f1748ea1d15a058751c77d851ce54ea9e2ebdf1d6c7ed4f4

SHA512
3b6f412d4bdf0939677ab6890a6417da6f737376e13375d2a60871de195aa14344b8340d254b819c850d75a443629cbf26f35533e07aaba9532fdc5284132809

Download Submit
memory/1240-0-0x00000000740C1000-0x00000000740C2000-memory.dmp

Filesize
4KB

Download
memory/1240-1-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/1240-2-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/1240-24-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2256-8-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2256-18-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads