metamorpherrat | 7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/10/2024, 12:11

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe
Size 78KB
Sample241007-pcwcvsvcjn
SHA256 7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74
MD5 cf82230381774993d0cd616c44bb5220
SHA1 9c7b188af83e08bd976346a2e6055c99a7fdbae3
SHA512 eb641f5c2fa5984904f0b5c87986417483122c04ecbeea46beb3a945200bc1b5252384a6c68bfc27da6cd5203b76034f8d3c2c36f12ba8ab976bf3c48448e5ed
SSDEEP 1536:QRWtHHM7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQte6P9/p1P1:QRWtHshASyRxvhTzXPvCbW2Ue6P9/R
MD5 SHA1 SHA512 SSDEEP

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

Executes dropped EXE 1 IoCs

pid	Process
2696	tmp4615.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe
2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp4615.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	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.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	tmp4615.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe
Token: SeDebugPrivilege	2696	tmp4615.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2768	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	30
PID 2964 wrote to memory of 2768	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	30
PID 2964 wrote to memory of 2768	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	30
PID 2964 wrote to memory of 2768	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	30
PID 2768 wrote to memory of 2972	2768	vbc.exe	32
PID 2768 wrote to memory of 2972	2768	vbc.exe	32
PID 2768 wrote to memory of 2972	2768	vbc.exe	32
PID 2768 wrote to memory of 2972	2768	vbc.exe	32
PID 2964 wrote to memory of 2696	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	33
PID 2964 wrote to memory of 2696	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	33
PID 2964 wrote to memory of 2696	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	33
PID 2964 wrote to memory of 2696	2964	7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe	33

C:\Users\Admin\AppData\Local\Temp\7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe
"C:\Users\Admin\AppData\Local\Temp\7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964
- 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\ihakb_uu.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2768
- - 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\RES4970.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc496F.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2972
- C:\Users\Admin\AppData\Local\Temp\tmp4615.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp4615.tmp.exe" C:\Users\Admin\AppData\Local\Temp\7b93efdc1a07b8bcbc298b0b8d474e5a2d350f980199a744f74427c3e02f9e74N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

RES4970.tmp

Path C:\Users\Admin\AppData\Local\Temp\RES4970.tmp
Size 1KB
SHA256 ad00c9108eb9afc9c8dfd5224ebf8cda2ad4bfcac868764e1af5a3d437f7a822
MD5 de2c2c7cbb2b5add272f4ad9b0f37897
SHA1 2e60b18833830539db6acf58e82991d6816f2953
SHA512 b9c25024e1467b476942141285472099eaf8e15eb94902aadf26170f546831bad21f2d4ddc30451708d1660168c430079cda9595eec84d85842cdf9745db25a2
MD5 SHA1 SHA512

Submit Download

ihakb_uu.0.vb

Path C:\Users\Admin\AppData\Local\Temp\ihakb_uu.0.vb
Size 15KB
SHA256 e361dfe865707c8feb244400d6ebfae646b9851e9c842e18e7b73327d08ec2f3
MD5 9fe1b01881fa0559db002c69f4dec47b
SHA1 4ed661ab514ea330afcd1e29b1786d2c40b3d015
SHA512 a8064204230165f9c6c827589b541ad5290070f48719e6ecf2db7c57f4023d1a66b72cc0f3fce2605507773db7ff84f851557bf9345fe781eae9f7f834932738
SSDEEP 384:rTwnPN6lWhNvlVN9N3N0M4NcNbcHbgE6N+zN7QTSN7eP:on16livlv988bcHg+ha+m
MD5 SHA1 SHA512 SSDEEP

Submit Download

ihakb_uu.cmdline

Path C:\Users\Admin\AppData\Local\Temp\ihakb_uu.cmdline
Size 266B
SHA256 dfab0b65cde86ab39db0b82f5e34ee23b15fffdbe214f2c83693acb121044887
MD5 2de9ac08f0016f995ec633333f4c392b
SHA1 9d033b0efe0905d11fb8921492b25e01af28849e
SHA512 d7a03afebea26900f07239095e51f520a6082611af5b889fc6ef85ae83d79e539b0191e8dce8370f3af226e4c83bd2e0d4b77986c35f126c6680e8cb50531916
MD5 SHA1 SHA512

Submit Download

tmp4615.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmp4615.tmp.exe
Size 78KB
SHA256 dcc7dc87dc3aa473b19af4a779c5a162ef0c90ff1be81105f656358a8eaf2dcd
MD5 ba301a9f1007c8aa01be1cb08f842405
SHA1 66dda287d7071894031c26b68323f5aa2c129b83
SHA512 878b2a083070d1f2ac9b24035d27543b65dcf1fbf6403591538168686a6d021abda05cfd16e508dae44c690aac865008ddc41dc1626d9db1b54a6277c47aaf6d
SSDEEP 1536:w5OXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC67e9/P1sv:w5GSyRxvhTzXPvCbW2Uje9/E
MD5 SHA1 SHA512 SSDEEP

Submit Download

vbc496F.tmp

Path C:\Users\Admin\AppData\Local\Temp\vbc496F.tmp
Size 660B
SHA256 94b1de49489c37963f4f682c22773b5c73a916f9ebfc5ce83de11007fd53c615
MD5 8c96e24b04bb12e198fc4b05bc056a88
SHA1 73b9ac65a3510ae074921078d5db2357c96a02c7
SHA512 323c89b5e5dfe9df5aa4bb9f63f270e9fd48b0b8e4a0b9e00d25b4e5351e044736f6f6af6704673de1d370abc4590cabb1da156247247378e06f2f6cfed9f974
MD5 SHA1 SHA512

Submit Download

zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7
MD5 8fd8e054ba10661e530e54511658ac20
SHA1 72911622012ddf68f95c1e1424894ecb4442e6fd
SHA512 c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c
SSDEEP 1536:MXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtQ:0SyRxvhTzXPvCbW2UQ
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2768-8-0x0000000074340000-0x00000000748EB000-memory.dmp

Download

memory/2768-18-0x0000000074340000-0x00000000748EB000-memory.dmp

Download

memory/2964-0-0x0000000074341000-0x0000000074342000-memory.dmp

Download

memory/2964-1-0x0000000074340000-0x00000000748EB000-memory.dmp

Download

memory/2964-2-0x0000000074340000-0x00000000748EB000-memory.dmp

Download

memory/2964-24-0x0000000074340000-0x00000000748EB000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads