metamorpherrat | 3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088

General

Target

3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe
Size

78KB
MD5

1a096835dc9f1a35dd3d673d90aa7e70
SHA1

07e5e8aaa36c5962799ccc141ab942418eb28921
SHA256

3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088
SHA512

c8dc3363e955793bd50820d153e760f831289f71fc52a59e90a55c993d0bf87d19137870c780d62b316bb51e891a5327209c48e3b114de89212709fd49f782d3
SSDEEP

1536:txy5jKpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQti6A9/UT1hsg:Ty5jEJywQjDgTLopLwdCFJzI9/bg

Score

10^/10

metamorpherrat discovery 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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe

Executes dropped EXE 1 IoCs

pid	Process
3508	tmp74F1.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
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	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.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	tmp74F1.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe
Token: SeDebugPrivilege	3508	tmp74F1.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 3820	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe	82
PID 1176 wrote to memory of 3820	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe	82
PID 1176 wrote to memory of 3820	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe	82
PID 3820 wrote to memory of 4632	3820	vbc.exe	84
PID 3820 wrote to memory of 4632	3820	vbc.exe	84
PID 3820 wrote to memory of 4632	3820	vbc.exe	84
PID 1176 wrote to memory of 3508	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe	85
PID 1176 wrote to memory of 3508	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe	85
PID 1176 wrote to memory of 3508	1176	3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe	85

C:\Users\Admin\AppData\Local\Temp\3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe
"C:\Users\Admin\AppData\Local\Temp\3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176
- 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\5k6yhoft.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3820
- - 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\RES75EB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc7DAEB48782BC4F12912740291CE3DCC.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4632
- C:\Users\Admin\AppData\Local\Temp\tmp74F1.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp74F1.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3b1fb02164bcd11f00350d501c07496eb737017a92484a0272a76474f66b4088.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\5k6yhoft.0.vb

Filesize
14KB

MD5
001f25927939f2b670eb50c86e3c06ac

SHA1
f5f1e6bebec1f27e32f6240d6ecbab1deaa4efa8

SHA256
e8ca8e826d310722121f9b49beda8cc77aa766c795c578aa5498c6d27f09a486

SHA512
77538fed3616309fdb286e3b58e2891870a524a96ab949fb82ece26d34e7eb00240a48e579d218752d29aac8823cc50295f74293f9a019e19c1b3871732060bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\5k6yhoft.cmdline

Filesize
266B

MD5
f2e68c88ac35386ed10b9571a5ed2420

SHA1
93b2a4a1b9ded8f7b992bca09ad81d5a364369fe

SHA256
c6f18e108230a5ff067b98d247a2f563b7a33dc5704f3162f39d58d5d8871259

SHA512
1818984c1cce3f0270e7926dec8e947be5ca904f6a713e1f58dd99c4477dc5e3ec17d0a5a93f319b10eeefaa5d8e38773d22d5248f2fb71aada604f1429f049e

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES75EB.tmp

Filesize
1KB

MD5
726585c499385b37fb635972e56c3dd2

SHA1
a702750626fe5a9f2afc378ece88a5262a8c0c99

SHA256
d956ca6bbcd46756d54890516443244352895495fbbee3f14405b83d1c0366ca

SHA512
7f8e0600186fcb672f6e00196c8fbdc76597021cf23961059fe7afb03e30b3a3305db8a16a45ecd883f6497b4d0948757aad57727ea5ac2158b468b51339c7f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp74F1.tmp.exe

Filesize
78KB

MD5
7d7893be2e52d2aa079ad9ecbcc99aa2

SHA1
ea5916f9c0dbf12c1b27ae22dcfa981232b50a0c

SHA256
c5f20d76004df88941c05af331ae35a588d0f3f4b8a1b036f9aaf39e63547cb8

SHA512
c2853f2257aa12f64a43b88f4380938931a40738e2121b374460df96d64c875cc2c222e78323c47d5c93e8ee5b73dc1a3288f74668eee90dee53c625e8d18215

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc7DAEB48782BC4F12912740291CE3DCC.TMP

Filesize
660B

MD5
1fbb65ef61d680a5211f101498b91227

SHA1
dfc49d73156062c83f7bd50db2b75623379fa6e9

SHA256
6d8d7fc2a97d330eff4bb2de8f960dc37f96fb63fc20980fda5c008d617bf98d

SHA512
926b1628d87f9345327b601b3d813778df7b4997a23311fbafe668236739eeefb862b7a85011828c2f5faefcb63f1b20050633cf3de6c6c83f4e011e41a8c1ec

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/1176-1-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/1176-2-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/1176-0-0x0000000075162000-0x0000000075163000-memory.dmp

Filesize
4KB

Download
memory/1176-22-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-24-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-23-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-25-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-26-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-27-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-28-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-29-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3820-18-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3820-8-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download

Analysis

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