metamorpherrat | fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6

General

Target

fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe
Size

78KB
MD5

e817e7ee4b503cc2a7b73df0d94496d0
SHA1

821e17a6ff362c647197c4e52996ba2111de836f
SHA256

fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6
SHA512

32f5fd92ec5d86e1996b4b879276ad2ac6d2e2981819363e64a7cf3323862ee4948273865adae27f94904faf2b9ff82a193abb7e931cf6b4b445d55f10a1ec83
SSDEEP

1536:NB58eXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN6Z9/IT15V:X58WSyRxvhTzXPvCbW2U29/m

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	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe

Deletes itself 1 IoCs

pid	Process
2088	tmpC14C.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2088	tmpC14C.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\""	tmpC14C.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	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.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	tmpC14C.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe
Token: SeDebugPrivilege	2088	tmpC14C.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3444 wrote to memory of 4136	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe	84
PID 3444 wrote to memory of 4136	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe	84
PID 3444 wrote to memory of 4136	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe	84
PID 4136 wrote to memory of 524	4136	vbc.exe	86
PID 4136 wrote to memory of 524	4136	vbc.exe	86
PID 4136 wrote to memory of 524	4136	vbc.exe	86
PID 3444 wrote to memory of 2088	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe	87
PID 3444 wrote to memory of 2088	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe	87
PID 3444 wrote to memory of 2088	3444	fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe	87

C:\Users\Admin\AppData\Local\Temp\fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe
"C:\Users\Admin\AppData\Local\Temp\fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444
- 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\ivp0eppl.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4136
- - 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\RESC208.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc104B4ABD66614200B3D39AF3D5AB859.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:524
- C:\Users\Admin\AppData\Local\Temp\tmpC14C.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC14C.tmp.exe" C:\Users\Admin\AppData\Local\Temp\fff67b4277184dc59c7e3a50bd32b4f686051eca486addcc688543fc4e40fdc6N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2088

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\RESC208.tmp

Filesize
1KB

MD5
83f7fbc6d7d2a7c60186f4783b626810

SHA1
9c961e5ac1bb6fac1fa3f1f9af7a898d4cb1fcd9

SHA256
202ccc43f5237587b66b498e8a3220fc12e4b254a5e9e65ef4f9278847c22c46

SHA512
8f2de2d304d7829976f488e0c51464e3ea8fd5e1afb85987d5fd17fb84414cc662acd865fe47329e5fa013cad7b861275734f6d0c7fc758fecba1925175d293d

Download Submit
C:\Users\Admin\AppData\Local\Temp\ivp0eppl.0.vb

Filesize
14KB

MD5
a8276d9f0a7aae998fc6223c3380073b

SHA1
21c2c652f548f3f20e54a2d21b97b1da75baae2c

SHA256
7b0775f1950d41768d476a57aab8418d19d02b74c65671c0607d51d0b0d3feb9

SHA512
2890944a1b21ca74e3d5eeb82335c97cb5e0f473d4018a88e4ee43ebc4fbc2dd2a3146060136f5cbfd7f4de8f300820010b2bd857d58292ffacc36b46d9bfc50

Download Submit
C:\Users\Admin\AppData\Local\Temp\ivp0eppl.cmdline

Filesize
266B

MD5
c38c8e14baee8ac97136b7c35a0a259c

SHA1
956783ff715a54540ccbe24df6ba095aca5a1a37

SHA256
65be0888b2147cbaa4ed59f7117392e1a776469913f26ac9bb788faeeab0443c

SHA512
fae97c5ca6b4a32b2756c18f328ef93cb3d0fc30d841f26460e66e0599c986286191c4f7fb61598f73581ce27c498147dec9b693bf0276bc19dd5127c5e63223

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC14C.tmp.exe

Filesize
78KB

MD5
b8f14bbbd05c931e3e46a774f6b362a2

SHA1
b0d950ebf1c5057049fbe9086d432face097dafc

SHA256
bf7bb638c1d4d882a4863eed3a25b61937b6162aa27b6b6305e1423967472b2b

SHA512
dac782c6c8bce7870971c48407ffe053f32254d1ab093b19639d92b7767aeba8a6c88d086163d82e7f1f3e59a42ddce03380ab6ca49a8b5cabee4fa0d58e308e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc104B4ABD66614200B3D39AF3D5AB859.TMP

Filesize
660B

MD5
20630387f4fa62f1f30ecc4a09716bc9

SHA1
f1dd59ba065f63d49fb71bb8beb036e16b426403

SHA256
1a36506be09989665209fa431266af6e19d9ed521d91b2ae5ab67295c798b1d5

SHA512
f7d29ca152dd6c59febff58f41b8a3dae81a1b98a5f34e4cd7c4edf0314f8507876fea58fbe84c591cf8455ba5993d47f6e3c40e6dc9f7798bb2abd1a59187e1

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2088-23-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/2088-24-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/2088-26-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/2088-27-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/2088-28-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3444-2-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3444-0-0x00000000751D2000-0x00000000751D3000-memory.dmp

Filesize
4KB

Download
memory/3444-1-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3444-22-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4136-8-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4136-18-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads