metamorpherrat | f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751

General

Target

f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
Size

78KB
MD5

558aa0c0dd943b4874c510bbfab3af85
SHA1

060347d6e8a9dd5619c48349c2a1abb5e846fd5d
SHA256

f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751
SHA512

8316a939211f7242bbf21fdf35569a4e29ae3cc5eee717e8ed58d5d20c678fe4fb5c43698727299d4939708856562dea45a24b2512a396ad7a96d5be1ed49536
SSDEEP

1536:UV5jS5XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty689/51on:UV5jSpSyRxvhTzXPvCbW2Uk9/e

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

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe

Executes dropped EXE 1 IoCs

pid	Process
3104	tmp8405.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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp8405.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	tmp8405.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
Token: SeDebugPrivilege	3104	tmp8405.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 1248	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe	83
PID 4700 wrote to memory of 1248	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe	83
PID 4700 wrote to memory of 1248	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe	83
PID 1248 wrote to memory of 2828	1248	vbc.exe	85
PID 1248 wrote to memory of 2828	1248	vbc.exe	85
PID 1248 wrote to memory of 2828	1248	vbc.exe	85
PID 4700 wrote to memory of 3104	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe	86
PID 4700 wrote to memory of 3104	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe	86
PID 4700 wrote to memory of 3104	4700	f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe	86

C:\Users\Admin\AppData\Local\Temp\f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
"C:\Users\Admin\AppData\Local\Temp\f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4700
- 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\c5yarxew.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1248
- - 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\RES84C0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc72B895D98ED74F308936306A25152B50.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2828
- C:\Users\Admin\AppData\Local\Temp\tmp8405.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8405.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3104

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\RES84C0.tmp

Filesize
1KB

MD5
00a6cb880d74c617019fec9ae9ea52ce

SHA1
30e5dc63bd1526ea8957d15503d53f4daee35a7b

SHA256
8d6dfd11b2bf2eff1eb6842b14e976ac04cc52fb812c3e741d0c2c640d71be33

SHA512
85b381e1b0c00011cddcea51abd7070568542ef00d1ef9b651f6a4456d0ccec37728b01d35919b5551a9aad145bf1cc4aa7a9b26c0993dc0eade8c4e40da95c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\c5yarxew.0.vb

Filesize
14KB

MD5
7400cdcdd9316f63936d740939163bf5

SHA1
5f6e5c9f124e9046192a9a081d2a50cd70e33358

SHA256
91cd25dc87dee29de41ba107f8a4d0499b8533998fa7908c21ad58f3d26f62c8

SHA512
3dbb9edf0efdf6921e1d79d81200e4fa07b471ce0e2a2b8f273204552b6cca245159e09899e9c160e73b95248218df54c07101bc3a728787cd279cf8355ee8f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\c5yarxew.cmdline

Filesize
266B

MD5
659f7f9b49e93cf292166d945490fc3a

SHA1
5380729e35a374e51184c69a658e8940840ac4c8

SHA256
7abc1758bd7f1ff36f8b1be1d6137a92e73966da1b2b1237d0db4feb17252a11

SHA512
b3dfad232bb367d5d10f1d1fa6335b9ace40f8203ac71c11c89908186ea2200199933b2e66383b278ca51617ccbee5464e51ca253c6e1f6381970d2c54aced59

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8405.tmp.exe

Filesize
78KB

MD5
fa7af9cc0e1b485b3e8c9ba200568932

SHA1
3213d77ddeff589f353ea19ae647e17c80440c1e

SHA256
6ba662c7af04b151be8af831bfa6cd24588a49e2698313be74c49f27d9d6607e

SHA512
2b2fddc05b9305d0c5176d529b3f7bc8a901776cc8f1e1dc77b9b37569d2bddb5da81ba21275734e3511a5b9cc43ffd20dd40a550bb36845bc730a574d93e0a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc72B895D98ED74F308936306A25152B50.TMP

Filesize
660B

MD5
5362a72f83adadd4d3b5fa4a1fc1c493

SHA1
bb0adf61ae71ca56844fb932350dda2008f9bb0f

SHA256
5c8590d73efb9b6fca301da602c533e2cf56bf44488db3b8d3f7f1c26f3b9629

SHA512
361c26c24e676044653fb1bec52d8abd5d2cf41c45a61cfa7795bbc4aff69dd632c462d58a2f2e354508a1a25a98afdc498af07f3957ed50e7097ac63f2520aa

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1248-8-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/1248-18-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3104-23-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3104-24-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3104-26-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3104-27-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3104-28-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4700-0-0x00000000749D2000-0x00000000749D3000-memory.dmp

Filesize
4KB

Download
memory/4700-2-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4700-1-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4700-22-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads