metamorpherrat | 4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27

General

Target

4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
Size

78KB
MD5

f087f48ca7dbe075208a9857f2da67f0
SHA1

eba1417348a65af6b5c950e8b7c632ecdbf2cd6b
SHA256

4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27
SHA512

34ae56909de0f66a9b2a7416456970ee5624dfc940958f986a85074c8c9fdcac8d7e5cc6d467279dc6479e3fd4e1d49f6d8591b82688a2395626e327138b8334
SSDEEP

1536:be58fXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6g9/0xE21J7:be58/SyRxvhTzXPvCbW2UY9/0

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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe

Executes dropped EXE 1 IoCs

pid	Process
4264	tmp6DCD.tmp.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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp6DCD.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	tmp6DCD.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
Token: SeDebugPrivilege	4264	tmp6DCD.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 1800	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	82
PID 3116 wrote to memory of 1800	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	82
PID 3116 wrote to memory of 1800	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	82
PID 1800 wrote to memory of 1984	1800	vbc.exe	84
PID 1800 wrote to memory of 1984	1800	vbc.exe	84
PID 1800 wrote to memory of 1984	1800	vbc.exe	84
PID 3116 wrote to memory of 4264	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	85
PID 3116 wrote to memory of 4264	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	85
PID 3116 wrote to memory of 4264	3116	4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe	85

C:\Users\Admin\AppData\Local\Temp\4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
"C:\Users\Admin\AppData\Local\Temp\4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3116
- 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\w45q8orv.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - 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\RES6F63.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE2A065418F314F01883E99729DDB41.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1984
- C:\Users\Admin\AppData\Local\Temp\tmp6DCD.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6DCD.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4f6123bee202f302bada336f2653a387103bdd1fe60ee5bdd7af60096fe09e27N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4264

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

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES6F63.tmp

Filesize
1KB

MD5
ee1e8568bd0b3804c9451b0280e30065

SHA1
f7d97b76cf36f576eaf22b60d34af5d1c093cbe0

SHA256
28144d172aff3bbe1c843d76e7b39b0793bb64c987b0e71b3a5adb629ca60809

SHA512
c516cdc6d318845abb5f30a7dc2b65fd100ef82771979c39aa745264d240ff626e268f3bf71d3bcbb545d14e628762be0cd5e84da9bcbf749b831a4b6f660ca2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6DCD.tmp.exe

Filesize
78KB

MD5
84c33671e35f765b52df3ea6bb3b57c6

SHA1
7c007a27d3e0abfe8615fdf5fad4d49119c4a4cb

SHA256
949ad0676f6bed68285b9afd4a1a53026d4634052eb34399a9ebd7858281328f

SHA512
0a364542917f8ba2d7e8e2baf07eed9ebfdcc45c6a3d9b12101579d120c4f5368e689f0957fb104d0b0663caa46a8df9bc9a502cdddf53c5ae8376a1187e9d00

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE2A065418F314F01883E99729DDB41.TMP

Filesize
660B

MD5
0323e42f8d008b02986cf558babee5d5

SHA1
1f6c6ef634c397804415a27bfdbb04c7c0d56e26

SHA256
2f171f15f336e21c6aa47cd2b4b3b826007742db7db22ed33f86e71a1a8a225f

SHA512
a70a2127a06824c562c98e0fadae6b6497061f6fec99f3c6468d2b5e35b55853c9cf4ba4483fc8f636301bccd239cd5610e950d53171cb816f3fd6db83f1143e

Download Submit
C:\Users\Admin\AppData\Local\Temp\w45q8orv.0.vb

Filesize
14KB

MD5
01e236147198982769267c953e6197a0

SHA1
6d7e1664a94b9a776f3ecc92897a81facf962f0e

SHA256
be8e82c5742c6245b42f2c8cb4a0759518e51eca0163e358e00088b553bcb3f2

SHA512
a9173b6b6a843cf92f67e5387cc26161e8f0a7516cb198fb55d8c90aebf31434880d97b860ea311dfbbcdcf5ce68ef077add6b35c2da2f275d160ee34084ecd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\w45q8orv.cmdline

Filesize
266B

MD5
07da96d11b2c26916bef8876815167ac

SHA1
891e7ad771ab8cae629336aeb3c09ecdc05abb3e

SHA256
e37383052ff0f58c34292c89e69ab32be327f3b0baf405c631b777c286605aee

SHA512
3d4f42c9d9907ac4720dc3c7467588fa670ed9463904fa971b10a5d255938605a1385b8ce89f0d1e6fd64b41f52e43e02646d88fcce8f1fe5831f3bac89f2d6b

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1800-9-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/1800-18-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/3116-0-0x00000000752C2000-0x00000000752C3000-memory.dmp

Filesize
4KB

Download
memory/3116-2-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/3116-1-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/3116-22-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4264-23-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4264-25-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4264-24-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4264-27-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4264-28-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4264-29-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads