metamorpherrat | dcf8f781b2b2bdb2d285efdc3d93bb9ecb17a923eb127b151e31f8eb5b3d810d

General

Target

5c0b9fe7021bede12ecd9604bab26830N.exe
Size

78KB
MD5

5c0b9fe7021bede12ecd9604bab26830
SHA1

d10bbe0dc2dc92feae18bb8280dee32e2e721865
SHA256

dcf8f781b2b2bdb2d285efdc3d93bb9ecb17a923eb127b151e31f8eb5b3d810d
SHA512

68870cc62758afb70dbec0cb19db2376306a73757e175a4128beed40ecaf8765e53ecb951dd568417ffcfadfbdc7b901728c4c9bd9c71b82908256e8b7bb262d
SSDEEP

1536:DPy5jqXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6x9/Dy12g:DPy5jSSyRxvhTzXPvCbW2Up9/DI

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	5c0b9fe7021bede12ecd9604bab26830N.exe

Executes dropped EXE 1 IoCs

pid	Process
3296	tmpB4E8.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpB4E8.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	tmpB4E8.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c0b9fe7021bede12ecd9604bab26830N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1884	5c0b9fe7021bede12ecd9604bab26830N.exe
Token: SeDebugPrivilege	3296	tmpB4E8.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 4888	1884	5c0b9fe7021bede12ecd9604bab26830N.exe	85
PID 1884 wrote to memory of 4888	1884	5c0b9fe7021bede12ecd9604bab26830N.exe	85
PID 1884 wrote to memory of 4888	1884	5c0b9fe7021bede12ecd9604bab26830N.exe	85
PID 4888 wrote to memory of 1688	4888	vbc.exe	87
PID 4888 wrote to memory of 1688	4888	vbc.exe	87
PID 4888 wrote to memory of 1688	4888	vbc.exe	87
PID 1884 wrote to memory of 3296	1884	5c0b9fe7021bede12ecd9604bab26830N.exe	89
PID 1884 wrote to memory of 3296	1884	5c0b9fe7021bede12ecd9604bab26830N.exe	89
PID 1884 wrote to memory of 3296	1884	5c0b9fe7021bede12ecd9604bab26830N.exe	89

C:\Users\Admin\AppData\Local\Temp\5c0b9fe7021bede12ecd9604bab26830N.exe
"C:\Users\Admin\AppData\Local\Temp\5c0b9fe7021bede12ecd9604bab26830N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1884
- 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\djrky3bd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4888
- - 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\RESB621.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6F5B6AADAD864C069D67593116CC3CBD.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1688
- C:\Users\Admin\AppData\Local\Temp\tmpB4E8.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB4E8.tmp.exe" C:\Users\Admin\AppData\Local\Temp\5c0b9fe7021bede12ecd9604bab26830N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\RESB621.tmp

Filesize
1KB

MD5
5748d64b2483b78e373d0f8907f2f1ad

SHA1
9999771c5faab0c73d46f2bf356da213780d9e77

SHA256
9d7709e6d5fc577af7fb09ca63015c9e990694450bccc9f1506be54656e0ecfd

SHA512
c2a5996b5f43a694f4ca7da8761e4e6b619198d0533d3b08a18af0dae7f33df41080c2b038b746902a3765b291b3ae790b84bebbf20fc8384da2575633a1c405

Download Submit
C:\Users\Admin\AppData\Local\Temp\djrky3bd.0.vb

Filesize
14KB

MD5
9d9aa794098e055a3174f2b5c07e2a08

SHA1
b4a654859c6bc812466c09b9883ff988e89cdc03

SHA256
4b90a17c724dc38e38ec144f9360003ddeb037ad4db8e78ce5f0ee56266cbf48

SHA512
8754ace6c67de7097e130991ef2f1e76c66635bf54c286d0a1a463ed867424fe46b1fd843090d75f00155e0ec29bc037a7b411183fb4674b52d0a0cbc063fa08

Download Submit
C:\Users\Admin\AppData\Local\Temp\djrky3bd.cmdline

Filesize
266B

MD5
a2f7b6fe2226f79de72b5ff099d4895b

SHA1
c2491c567e593842ce698dbb5048ef2cf42e40fd

SHA256
cb1b1536d5742d162f94e2dcdcae05f6536106928ea90ba1f3af11b13a0f80cb

SHA512
6bd9e241914947fb14e4684e59b9cc11b11d82c90ce7bed2ef53f88b613ee29854ed2cdc91946b8d87390a6ae07654fa49737bfe9f1fa2dca46153a2217da01c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB4E8.tmp.exe

Filesize
78KB

MD5
f8edefedc27d35a1cc73111060574877

SHA1
37daefc66935344b9ecc9c6896bba4bb95f21d22

SHA256
6a9a355b681e89d1dfd586bac819a09ab0224aa8fff66c82ab4e8180f1fa2b4a

SHA512
842a73e0fe5f7cc1deb30f8da44017db741c8812129759c0b653cc791d2107e0eed927d4a645d27daa12b1c01ae3cdb46cdda72f76508173b99f5b11a1c1714e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc6F5B6AADAD864C069D67593116CC3CBD.TMP

Filesize
660B

MD5
b4e64e6ab9f04a608d8c0b71c45a65a7

SHA1
78cc3277256feff9fe18eccb61baf9cf317984b5

SHA256
85a317d1d46bcdc2987c3f101fa83cd9bad40c677ee2aca10d88c28dace8fde1

SHA512
bac398aedb092935c5bc82de2b295c9ee523cf67995f2b5a9229281f0dc2395cfba6ca2d4c50d96f25bf2c4ff23b4703206ffc3bfb9b06bfa32e18b7d4103f12

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1884-23-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/1884-2-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/1884-1-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/1884-0-0x0000000075062000-0x0000000075063000-memory.dmp

Filesize
4KB

Download
memory/3296-22-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/3296-25-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/3296-24-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/3296-27-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/3296-28-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/3296-29-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/4888-8-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download
memory/4888-18-0x0000000075060000-0x0000000075611000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads