metamorpherrat | b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0

General

Target

b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe
Size

78KB
MD5

b6b118ffda8341066fd5ba634a822777
SHA1

f6fc611f438f43081ed8cd0eb4ccf0936497227e
SHA256

b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0
SHA512

8b6d48f81cc1011b52b8c9c4cfea16883143651e09e4725111d8fb92c78536b328c78ad57c2a987b20c42978ac55fefd01dc391cd550236c32164dae67a0cfca
SSDEEP

1536:4V5jSSXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC6b9/Gy1hd:4V5jSKSyRxvhTzXPvCbW2UT9/9

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
1424	tmpAFBF.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe
2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpAFBF.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	tmpAFBF.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe
Token: SeDebugPrivilege	1424	tmpAFBF.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2168	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	30
PID 2368 wrote to memory of 2168	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	30
PID 2368 wrote to memory of 2168	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	30
PID 2368 wrote to memory of 2168	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	30
PID 2168 wrote to memory of 2800	2168	vbc.exe	32
PID 2168 wrote to memory of 2800	2168	vbc.exe	32
PID 2168 wrote to memory of 2800	2168	vbc.exe	32
PID 2168 wrote to memory of 2800	2168	vbc.exe	32
PID 2368 wrote to memory of 1424	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	33
PID 2368 wrote to memory of 1424	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	33
PID 2368 wrote to memory of 1424	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	33
PID 2368 wrote to memory of 1424	2368	b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe	33

C:\Users\Admin\AppData\Local\Temp\b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe
"C:\Users\Admin\AppData\Local\Temp\b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2368
- 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\knp9qqo5.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - 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\RESB146.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB145.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2800
- C:\Users\Admin\AppData\Local\Temp\tmpAFBF.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpAFBF.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b852656fc617777c2f947d09669de7612deccd1dd416a9e30840f7c0fd135bf0.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1424

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\RESB146.tmp

Filesize
1KB

MD5
059ccf2511fc1011d0896e50b2405bf0

SHA1
e99a5930085558766bf68e2d9cf2234568e7af11

SHA256
2270158e157bf3d23a523884b0b4a2b28b8b7dea6bba230b8e940347122d417e

SHA512
ce3e9d3f2e5c15bfe349a34c0879f4f9102f1f75dfac4347a665010502a758b573c3728338c674a670eb0fd19206db57c59d51df936987b8ecb9377d67592794

Download Submit
C:\Users\Admin\AppData\Local\Temp\knp9qqo5.0.vb

Filesize
14KB

MD5
e962a7d47d4987e3ced71f1fce28650b

SHA1
848e2672e55e71f351ffa303942d24e58e9a1486

SHA256
de7c2daecab4a0878bfe86ba622d0e9fabb9b7be2539dfa90425c6ea3c83906a

SHA512
c343b7efa70bb480d51de8c3cfd32aaf94e12e66a030c3c710d7a9d388462585a1a9059da0ff60a1bddeec244c80be473b4b3312d660fd46e533f1bb92419d14

Download Submit
C:\Users\Admin\AppData\Local\Temp\knp9qqo5.cmdline

Filesize
266B

MD5
62da7f54894520b3d87d8d1e8d3704b8

SHA1
a79dd3c2935e5e8d8031bfa05dfc63f05aae7763

SHA256
751dd9d237b33d47f8767fe8a2277ddd357701d5b4d9f55f8450fbf2e08d8d15

SHA512
83fc30414f637974e8b485df5c62e787affad31624c17715313ab796393a33693787bf158ea70e7d234111a35796fae05d4704db2df9ea0c9d623aba0b6b8689

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

Filesize
78KB

MD5
9153ebff74a9b7654c004eca5e72302e

SHA1
0f7333dd6675038d64ea888961073c0b974bf6e6

SHA256
6e745aa8a6609bf13d32e0bc40d84085f32abad0d995293fc2ecfbb9a194a948

SHA512
0273c1417d0fb1e8b64b1ef2e43293b78617402c113c5b5ddaec23fe73c035fe05eb023835ed6748d31895fb24b65ac45790f3464f24abfcafb12e670eddeab3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB145.tmp

Filesize
660B

MD5
5c7694d7fede208cdd6b4cb30c408f06

SHA1
4a4b96d84c331f3cf9d0c28b1cac9e8d4e1d9033

SHA256
a1ef35af4a40f64eff68876ad3168f57a846b1a48531d26babf7f2e45f08d4f5

SHA512
4fb85b9ab646280cc3a66d83176ce150a79b5c4de43c3ec971ad50034e614d4e36ad5b5460ac2f1d3600ebd6401363c8c37051acbe65ed8260f6e205fe384774

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2168-8-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2168-18-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-0-0x0000000074771000-0x0000000074772000-memory.dmp

Filesize
4KB

Download
memory/2368-1-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-3-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-24-0x0000000074770000-0x0000000074D1B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads