metamorpherrat | e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26b

General

Target

e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe
Size

78KB
MD5

efd288a619127c41cade1dc188346430
SHA1

37e0f11628b4b298d444442daad66055ca46e19a
SHA256

e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26b
SHA512

3141741aa36d96f752fa29c19e9781bf2dd12b9b9d00caed91647248b8a3cbb257176fe336b4436b2812b728058b725fb9d945888683e4b9c150fd8e5def0411
SSDEEP

1536:aCHF3M7t/vZv0kH9gDDtWzYCnJPeoYrGQtG9/cc1o3:aCHF8h/l0Y9MDYrm7G9/s

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
2976	tmpB24F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe
2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpB24F.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	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.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	tmpB24F.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe
Token: SeDebugPrivilege	2976	tmpB24F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2440	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	30
PID 2328 wrote to memory of 2440	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	30
PID 2328 wrote to memory of 2440	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	30
PID 2328 wrote to memory of 2440	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	30
PID 2440 wrote to memory of 3040	2440	vbc.exe	32
PID 2440 wrote to memory of 3040	2440	vbc.exe	32
PID 2440 wrote to memory of 3040	2440	vbc.exe	32
PID 2440 wrote to memory of 3040	2440	vbc.exe	32
PID 2328 wrote to memory of 2976	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	33
PID 2328 wrote to memory of 2976	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	33
PID 2328 wrote to memory of 2976	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	33
PID 2328 wrote to memory of 2976	2328	e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe	33

C:\Users\Admin\AppData\Local\Temp\e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe
"C:\Users\Admin\AppData\Local\Temp\e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2328
- 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\kwxxgdb5.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2440
- - 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\RESB2DC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB2DB.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3040
- C:\Users\Admin\AppData\Local\Temp\tmpB24F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB24F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\e507b509891af33480ef02a38a5a1daca9e10e094db2789016b183bd7ac9d26bN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2976

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\RESB2DC.tmp

Filesize
1KB

MD5
74e65528f3009fd3eed265adff1a3321

SHA1
3400a0007fe54d2db2f501bcb35badc109d14cea

SHA256
d5d90d36bffdd66c09ed929e1212f1e6a90ef0588e267df0a32e6a7ded6445b1

SHA512
ecb1e79f3f25c4d7f04f6f85fceaaef073f59293653c12eddcfc4a8e6ae1960e37915329a5687c6313543839d5b5b44d1e4f0c5f6c373d7926c0231b0047c933

Download Submit
C:\Users\Admin\AppData\Local\Temp\kwxxgdb5.0.vb

Filesize
15KB

MD5
32b3ad61e99cb6d83cc29b77a61d20b9

SHA1
b286918741c8d98ffd4c6b98e6f1857c43b3c90a

SHA256
76682c3c2079f856ed59023b12d6ace5219ce59d4e58f6f7cc2d8575ed2fc68d

SHA512
16403da0bd8564c316a442589a6b5deab8aa712b4da73a06dd838d14899e8040016a62535b8f7810386667f10a183fa9d08744fda032d395188039a7d90defb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\kwxxgdb5.cmdline

Filesize
266B

MD5
04fc57a26fdcc5a02ebf3c94b7dbdb4d

SHA1
d01154f15fc732d3a46a62aea52c3efa748cee65

SHA256
10e85172f1b3363b7b16ec6bf13c6f2f0d9574c05c63c92efe23843c4cb11ba2

SHA512
58943ace60bfbc026f81890ce162807884a79be207cf4bd6fb4d06a52ef7ab6f8f0e9449635cf9507238cbd395d9ae90a41f08d15fcc75b711e0f61918a37628

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB24F.tmp.exe

Filesize
78KB

MD5
925bab1448d384e18b8e4b6f86af204c

SHA1
422999453949d751973bfb1bb022d2df7fc70e00

SHA256
d2b21642f71f8f3a60a6f576770be5f61284b500e4b5b1c49c4872f42c91c732

SHA512
957a75023f3fcd8872709a440277d02e2c9d2781081dc908e5aa149198bec7f47342a57bfa43a7c843b935eb83c97ebc3f4783fbabd8e3db425d10772eb7f1f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB2DB.tmp

Filesize
660B

MD5
d335ac1d1bc4fb5f21e2033a5b6aefec

SHA1
36ef3f942902d4b3c26d525dc6417e4ad4908ad4

SHA256
8a1e46a133d6b8ddab86d67f88f0f55233463f2cbd1972a602928628dd506cb8

SHA512
9fdbbbcbbdebb4f5b10a6b4113b2e97e9fb3ceae2a99a20dc1b9886bbefa00990da556fa3219e0aba17e44affc821a76b3603545af32b794bc12528f0dd4a10d

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2328-0-0x0000000074BC1000-0x0000000074BC2000-memory.dmp

Filesize
4KB

Download
memory/2328-1-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2328-2-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2328-24-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2440-8-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2440-18-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads