metamorpherrat | 25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee

General

Target

25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Size

78KB
MD5

bd1ef45cff3312a07216bd88378d4d20
SHA1

f4acabccf822f489b55041ab0d3208ac2a862796
SHA256

25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee
SHA512

21e63d9035eec796a1a477fd742aebe4302369d304380999dbd9ffe1ffae5398813be487b21576428dfb0add3cc3742d109bbfe1d26e3dd39c445c04150e8cf2
SSDEEP

1536:RPWV58AXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN619/to1QEQ:RPWV584SyRxvhTzXPvCbW2UG9/tAQ

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe

Executes dropped EXE 1 IoCs

pid	Process
3952	tmpB229.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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpB229.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	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.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	tmpB229.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Token: SeDebugPrivilege	3952	tmpB229.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 4876	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	84
PID 4812 wrote to memory of 4876	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	84
PID 4812 wrote to memory of 4876	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	84
PID 4876 wrote to memory of 3676	4876	vbc.exe	86
PID 4876 wrote to memory of 3676	4876	vbc.exe	86
PID 4876 wrote to memory of 3676	4876	vbc.exe	86
PID 4812 wrote to memory of 3952	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	87
PID 4812 wrote to memory of 3952	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	87
PID 4812 wrote to memory of 3952	4812	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	87

C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
"C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4812
- 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\0haegzls.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4876
- - 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\RESB3EE.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE727503FF5E74EFDA6C6E88ECD48FDB.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3676
- C:\Users\Admin\AppData\Local\Temp\tmpB229.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB229.tmp.exe" C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3952

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\0haegzls.0.vb

Filesize
14KB

MD5
c54ef7558eded6830ad54968dd1cb438

SHA1
b6af81e5982f830ac62de11a241a4f5a36e336ed

SHA256
d9574e80cb3e1576272bf4a641b408f3e003646d0a837f04961f64576286e621

SHA512
d78737f19d44ee7a9d993d09e3fcea27ba8eafca194849f04272fe645d2b446e3073d8a80c883c7c8b3c9c6180abd6097aaa1972314e2d0bfef09b26b179ab99

Download Submit
C:\Users\Admin\AppData\Local\Temp\0haegzls.cmdline

Filesize
266B

MD5
d7e461805ec413f44e0adaa5f66a252f

SHA1
51e85adf67a66473d9b5de034a1ebdb0d3dd208c

SHA256
a0a50f0bfaff32cd01606931bad032bacd3a14d0c8926e6507253d2d0f54f83a

SHA512
999b0274fd1155974dfa667058508129aaaedf0870d17d3b34c465cb2f4d6aa8f904ddbac342247d1855e68eb372be557aa0681fbe5672f76582f06a38adb1e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESB3EE.tmp

Filesize
1KB

MD5
fcfa0acfb9c6885bf82cd31c225e22ef

SHA1
229a43ea79ef418ef741020e74d0eba86642afe4

SHA256
bb398dd77b2a21770b6b7019ccd2d7f237947184dccd29f49668fac2e1791867

SHA512
9fa30c317ff1d68f8a5dd0bdd97fb9051828555b7424e2e2b447c27ebca29ccd4730e0bbe37c5d74e1cd651eb246637ca1b8e5f912f13478426995f2dbd4ee3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB229.tmp.exe

Filesize
78KB

MD5
0a0b17457127adf4e1ead26a250f4913

SHA1
cca78e34169fe4f1b29f6760bbc6f6ab26aad693

SHA256
d3f4ddc9e93767623937d27766fcee270fe3e22c6f7f41360c725e2d8bf2384c

SHA512
24136d0296a1faa1af1c8ee204707c2cba32e3e7a848679c8307fcc8545e062484bb027ac7ffb0e1970f0a5e90be6a518ab86f3cb92937ba682d98e96cbf42d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE727503FF5E74EFDA6C6E88ECD48FDB.TMP

Filesize
660B

MD5
323bc8c8d1a1b5d33728f9f01db6ab34

SHA1
9e58ceaf69d552f137e9f7dad414b402ae4fefe7

SHA256
94b16f86326080303dda152a516b71c25f3548a71fd0efbc40e67299b3d04f2a

SHA512
d1233fd6c688df4f8b8a63813426008c622c8e60b9acf8e89540716bedc18cfa978761451f836678ce1982711635e3e088269522b688fc0b7cda9b655c95b119

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/3952-23-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3952-25-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3952-26-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3952-27-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4812-0-0x0000000075422000-0x0000000075423000-memory.dmp

Filesize
4KB

Download
memory/4812-1-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4812-22-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4812-2-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4876-9-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4876-18-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads