metamorpherrat | 687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d

General

Target

687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Size

78KB
MD5

c8d8866289e5ab803a53d2b2c527938d
SHA1

d4571d31eb108430336eeb565f16e56d57a31d18
SHA256

687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d
SHA512

a739d2997c455a06a88243f15a24d257b9ed1c75eeb66b2de69149839c1335b73335942b056ef69ef2b4e695b78f9fe102715454a43358825d64c12c0d577298
SSDEEP

1536:cWV58DXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC6aP9/Ct1IUg:cWV58zSyRxvhTzXPvCbW2UiP9/eg

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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe

Executes dropped EXE 1 IoCs

pid	Process
4412	tmpA122.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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA122.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	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.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	tmpA122.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Token: SeDebugPrivilege	4412	tmpA122.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 3360	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	82
PID 4040 wrote to memory of 3360	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	82
PID 4040 wrote to memory of 3360	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	82
PID 3360 wrote to memory of 1044	3360	vbc.exe	84
PID 3360 wrote to memory of 1044	3360	vbc.exe	84
PID 3360 wrote to memory of 1044	3360	vbc.exe	84
PID 4040 wrote to memory of 4412	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	85
PID 4040 wrote to memory of 4412	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	85
PID 4040 wrote to memory of 4412	4040	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	85

C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
"C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4040
- 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\f9dxrzgf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3360
- - 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\RESA24B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc9A0B5C5FC3CC4DD7A0A59DB13DB3C01F.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1044
- C:\Users\Admin\AppData\Local\Temp\tmpA122.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA122.tmp.exe" C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4412

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\RESA24B.tmp

Filesize
1KB

MD5
04e667a0c7f34d51a4e200902c477ef3

SHA1
36156fe708572b89cd0988157978950b3949af99

SHA256
b980d0d7c75a8ea6d602446ece0cc73d40ee1f6db3527e22c4892a3089d61b79

SHA512
e32dc950184eab9658406d5552c3721dd9ffc688a800116e22b87955bf9068791107a3ca2cb1ba9bbfbb8d33a810e077551bd8e81ebc343d0fef7867872fdf72

Download Submit
C:\Users\Admin\AppData\Local\Temp\f9dxrzgf.0.vb

Filesize
14KB

MD5
76eca0235702f3ab4a3209e5bcac30b0

SHA1
576856c3633abeb1d5683ee1e8955715f373a687

SHA256
d9c6ddd9ced9b611562960db0e8c43a76a1108d3e855d9acaa39b6e722b17005

SHA512
bb5ebd4aac560381057d5aa9b4526147095594332b8f7d20c148301b60d45f61fb7df6bdca93e1e1dffbd9f7941f18fa2401729b300e9648a30177be9be969fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\f9dxrzgf.cmdline

Filesize
266B

MD5
1708ac959386a8309569ddbfc9240463

SHA1
2231eeeaa792706a64e3b15618fa6a0c4eeacb4e

SHA256
3d651832e99f67603593c22f8f7d1d5fc4406e84648cd14599f2325a9f4a1ea4

SHA512
00980a3a7ce52c51c9b77b7abeb4fa9036c7e908d779ea15e86df790ca0f3b34df8f69afbe86193845104acd38b3251bb4b66b690790183d173666202875b52f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA122.tmp.exe

Filesize
78KB

MD5
3c55177c236f1413889c8c18e14d7dc5

SHA1
0322f4b1e6c9e524e332a86ce6ae97320b38c452

SHA256
618701990c7a9af0d4a58a95492ba2c2079b928905203dcbd0b8ff9e9722922a

SHA512
e390ab6ae6e61bd758a869d62ec55d72dd6b137f11923cd2a0dcb13dc61d9c01b75209fc84d056b680f77cac7dd9d5bcc0b73b01f89ef8e47348ddc0c7517cfa

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc9A0B5C5FC3CC4DD7A0A59DB13DB3C01F.TMP

Filesize
660B

MD5
d7d7b06f3e756908570d0864024c7ef9

SHA1
70798d3fcb5a238073ac49ab1b8f080e50fd5e87

SHA256
70543030229636a47bf6cedd1426f29e4aaa13465c6b47fbd8fbdf7d11238e6e

SHA512
f756132643982722dee98595a5a6d7f354b66c6b5cba576ca3eb3944532f42a03378e5d1ce75ba6aed0c2452af8fb013764267da595bc2368d915c1f1624055b

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/3360-8-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/3360-18-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4040-0-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

Filesize
4KB

Download
memory/4040-2-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4040-1-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4040-22-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4412-23-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4412-24-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4412-26-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4412-27-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/4412-28-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads