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

Executes dropped EXE 1 IoCs

pid	Process
1852	tmp903E.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.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\""	tmp903E.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp903E.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
Token: SeDebugPrivilege	1852	tmp903E.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2208	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 2432 wrote to memory of 2208	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 2432 wrote to memory of 2208	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 2432 wrote to memory of 2208	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	30
PID 2208 wrote to memory of 1720	2208	vbc.exe	32
PID 2208 wrote to memory of 1720	2208	vbc.exe	32
PID 2208 wrote to memory of 1720	2208	vbc.exe	32
PID 2208 wrote to memory of 1720	2208	vbc.exe	32
PID 2432 wrote to memory of 1852	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33
PID 2432 wrote to memory of 1852	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33
PID 2432 wrote to memory of 1852	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33
PID 2432 wrote to memory of 1852	2432	687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe	33

C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe
"C:\Users\Admin\AppData\Local\Temp\687031d795f2536a6928d2d1b8c2dc58002e403044491a7e2c354923709e734d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2432
- 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\ra8qqsim.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - 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\RES9129.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc9119.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1720
- C:\Users\Admin\AppData\Local\Temp\tmp903E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp903E.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:1852

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\RES9129.tmp

Filesize
1KB

MD5
e60f4d083b8022e1a17a2527274bc337

SHA1
fb7b37420c8298f76c1c6f8d4abce61e7b990308

SHA256
d6d4900cdf600af0e2c54e3235baf744c14699acea5c5514435dce1fc6b31433

SHA512
8a63349affa388ed7bcd995e65fdd58d8e11c7ddfecc36334273a081688ac45de83999a97ab9513863bc92c656793e38d23cb885fb7268fce0c22556b8bc2114

Download Submit
C:\Users\Admin\AppData\Local\Temp\ra8qqsim.0.vb

Filesize
14KB

MD5
e524be5c5f6e72a5595ed4a9420ccddf

SHA1
ede0ecf7deecf5d599bf419adfb719659e8a4a53

SHA256
58905dd673b9e5236dfefd6174c38b4947ebf65e607c45a3f3934ec0efdc741c

SHA512
38379c05593f7776c0521e2355bd4ef8f7b96bbd4798eb39377e7a3fc2dc3ddf4231e8ad352c70bac631f9c520b7ff55c59df9fc9902585087d50fad7479f6ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\ra8qqsim.cmdline

Filesize
266B

MD5
70e22acee2c501e6b9a79f0df7b1ed73

SHA1
aac1e12a0d8ab9b1e10a5527898e39e3d5a05dd6

SHA256
f128e2e87ec03d3cc7ad74fc1c4965989ad170b148d6e89151b23f133d94d834

SHA512
a7c89701bdad9977a53228c0ada11ec3c273e58b82cb3201cd40a6b4185b5824a433a390fb0c610cab22bfe4f4482171460e0e99545ba8a575cbd445cc38726b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp903E.tmp.exe

Filesize
78KB

MD5
06a2e5dd5ff75edb530448deb897d570

SHA1
ac2ab030d5e07afe5cff9e99ffd0c04418b1bee2

SHA256
8466040b90af229cbdcd6b5af9103493dccf5b1d60b1ac7f1b5a5b5cc4fd52f3

SHA512
bfff46dc89214e16a70e87a38d4d5ef8369597a0154aa5315545d62992919da237958cc77f0be4534b33ec51fa512e1b13c6a261798d926e9c8585f23ab1e961

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc9119.tmp

Filesize
660B

MD5
fb3cc10c37dd6d34f52c915eba2c6c9d

SHA1
8063dcb1440d630aebffbf6f8452919048c49eb7

SHA256
a4a630fe69a76deff63950468e9c5405a06166a0a027350c0a0bdb0b38f57e55

SHA512
efc57d394942ed581cee380b971f8e8eaadf9526d08654f088a2ce04d1c98fc1ee4b8e6a2e26d642409932872b94b2ffae923d25bc6000b602d2c7a659bb76b6

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2208-8-0x0000000074640000-0x0000000074BEB000-memory.dmp

Filesize
5.7MB

Download
memory/2208-18-0x0000000074640000-0x0000000074BEB000-memory.dmp

Filesize
5.7MB

Download
memory/2432-0-0x0000000074641000-0x0000000074642000-memory.dmp

Filesize
4KB

Download
memory/2432-1-0x0000000074640000-0x0000000074BEB000-memory.dmp

Filesize
5.7MB

Download
memory/2432-2-0x0000000074640000-0x0000000074BEB000-memory.dmp

Filesize
5.7MB

Download
memory/2432-24-0x0000000074640000-0x0000000074BEB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads