metamorpherrat | 2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1

General

Target

2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe
Size

78KB
MD5

7302df4d178efb9c92619bd6c5687fa0
SHA1

336b110f1f5fa2277f13c9fdbb9c5866ecc2ee80
SHA256

2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1
SHA512

e68debadb28ead4f210bc6b37cdc4d1a2a4d3d4db6179e779a98aedad38ba94f0269512409f7ece17bd6dfac27440b6c0c39189bae42c4aa4e58d47fcf2f1fdc
SSDEEP

1536:TCHHuaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQt/09/g10E:TCH/3DJywQjDgTLopLwdCFJzM9/w

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

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe

Executes dropped EXE 1 IoCs

pid	Process
1028	tmpBC99.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpBC99.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe
Token: SeDebugPrivilege	1028	tmpBC99.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4428 wrote to memory of 3684	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe	86
PID 4428 wrote to memory of 3684	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe	86
PID 4428 wrote to memory of 3684	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe	86
PID 3684 wrote to memory of 3952	3684	vbc.exe	89
PID 3684 wrote to memory of 3952	3684	vbc.exe	89
PID 3684 wrote to memory of 3952	3684	vbc.exe	89
PID 4428 wrote to memory of 1028	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe	90
PID 4428 wrote to memory of 1028	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe	90
PID 4428 wrote to memory of 1028	4428	2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe	90

C:\Users\Admin\AppData\Local\Temp\2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe
"C:\Users\Admin\AppData\Local\Temp\2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4428
- 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\3i8559gx.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3684
- - 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\RESBE5E.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE5EB112F78349E398FD3283C08AB149.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3952
- C:\Users\Admin\AppData\Local\Temp\tmpBC99.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBC99.tmp.exe" C:\Users\Admin\AppData\Local\Temp\2db3dbc2d47de9fc7df3f48f4b8534cce6d2bcb4b6da23cadb28793fcd7700c1N.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1028

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\3i8559gx.0.vb

Filesize
15KB

MD5
fa5a839b4bc15d22ba3aafcc67435b2b

SHA1
619af5a3bd8da4e06ee5b46b89b0675eac630d9b

SHA256
35e785fc3fcae1fbcef30dea67e28a277aa043225b85b3c13db75eea2c3b8b1c

SHA512
dcaedad1aac1e84291743191a00730bd65ad42960793e6070e037d67eb92f94f5d0c35e1024a955d73643dcbe104b2332b29685ded20a48ca4fc1fe8ff32224d

Download Submit
C:\Users\Admin\AppData\Local\Temp\3i8559gx.cmdline

Filesize
266B

MD5
0559ce77e309984fcb83b67aeb4d6b13

SHA1
94335056272831ba86b492742805d3a7d0b3a06f

SHA256
270f39d6948a821c7281bd296484ff31f63be986c41b12badeec1309e0e21d4b

SHA512
2a182a88adbb8bc6fd4423f877f2412c477e65408b448ea4ee19f560cd06085347f691cc76443ee0cb18989755201f7731c7bf538b583978865be02214971d42

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESBE5E.tmp

Filesize
1KB

MD5
1cdbc29b9d76db094e54787165cb6735

SHA1
fc1d7657ca3198c091b733ffaaa6fa3964c935fa

SHA256
2ec7cb53cf1f99e1467a1d2dba1d39cf18b9e47822e4cac186f4121d2de405c2

SHA512
5316f810f224a8528284bdb31af5e0ef2ef642313cb9f9d3fdeadbc392607c37867116de2b9bf632583d0467350cd4b0cb6ca31659bb77be844e78e6347c82b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBC99.tmp.exe

Filesize
78KB

MD5
9a30b87a7e31f161efaa5b7aed4fdca4

SHA1
e2ce2d1d51d4137f74e7aa514227a319222a13f9

SHA256
acb711492432165466a6c9d2a862c63612c57e8387411a7594a7401e00bdd563

SHA512
e6330405af3efd29393c294a02ebdd0bf8f580b1c710f61ec8839aa786b56b329fef1a1a1bc2f31fb69d2ea6bd5646556510087ea6d16ce66f3c96c107bb5823

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE5EB112F78349E398FD3283C08AB149.TMP

Filesize
660B

MD5
ceb36686067f8f6f38c9850e105b8cc3

SHA1
0aedf89ca875cef426878f0fbefb920ab6d0ef91

SHA256
cace111292399bb9698e34b79f9bfa8b33d7b0d1b812880075ea3fa9dfa79528

SHA512
4e308996de13ad67a646ea903bae4b5192f96611b5ba039718c3def4a269dcbe71a6458d6387eb1685d33518ca377446d36505db2a331f3e89b97135e7d289e6

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/1028-26-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/1028-22-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/1028-24-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/1028-25-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/1028-27-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/1028-28-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/1028-29-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/3684-9-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/3684-18-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/4428-0-0x0000000074B32000-0x0000000074B33000-memory.dmp

Filesize
4KB

Download
memory/4428-1-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/4428-23-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download
memory/4428-2-0x0000000074B30000-0x00000000750E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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