metamorpherrat | 9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374

General

Target

9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe
Size

78KB
MD5

e4701efc6f83ee9ffe5d42af6599999e
SHA1

4f858c8208310bb678c057096baf029993497e09
SHA256

9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374
SHA512

dc5ab5c05f8a6d1694333047178af1072f2957c47fe915646ae03e9d1efb72d327ab226493a43551e006c0c05f3442031121e02b1243cfe127fcc279ff671522
SSDEEP

1536:wPWtHY6uaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtb9/Z164:wPWtHYI3DJywQjDgTLopLwdCFJzb9/v

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

Executes dropped EXE 1 IoCs

pid	Process
792	tmpC487.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe
1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.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	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.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	tmpC487.tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 2000	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	30
PID 1236 wrote to memory of 2000	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	30
PID 1236 wrote to memory of 2000	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	30
PID 1236 wrote to memory of 2000	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	30
PID 2000 wrote to memory of 2368	2000	vbc.exe	32
PID 2000 wrote to memory of 2368	2000	vbc.exe	32
PID 2000 wrote to memory of 2368	2000	vbc.exe	32
PID 2000 wrote to memory of 2368	2000	vbc.exe	32
PID 1236 wrote to memory of 792	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	33
PID 1236 wrote to memory of 792	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	33
PID 1236 wrote to memory of 792	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	33
PID 1236 wrote to memory of 792	1236	9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe	33

C:\Users\Admin\AppData\Local\Temp\9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe
"C:\Users\Admin\AppData\Local\Temp\9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1236
- 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\detnkhzw.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2000
- - 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\RESC553.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC552.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2368
- C:\Users\Admin\AppData\Local\Temp\tmpC487.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC487.tmp.exe" C:\Users\Admin\AppData\Local\Temp\9c4894d77419cbf5f5b851efa6bea5fb1a782b4266ef4e7415ba19441f49b374.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:792

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

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RESC553.tmp

Filesize
1KB

MD5
2c5aaeddd406ad52019425772f182a22

SHA1
cbced11171f73634af963330e05778ffc229e5dc

SHA256
0c6a3f64966667884a8517317d0834e79082e4aea9940f03122254ec406086f8

SHA512
3ba3df951410d299c90fb21f6b1591c563a2d08917969fb315dc7c679b10d887917468e03413aa52c88f500e8dd0a0b2762c5392de34809cbd60e358f35914d8

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

Filesize
15KB

MD5
11db221b2de31a0c94c9b75ed48dc7e5

SHA1
b16d0c906c291b01bdd2590951c3897270d61d71

SHA256
9e42a88c895e1e2dd522b9f284897c5e1cb072bc19bc5dcecace785660be06a4

SHA512
32d08b4bb9e04c0f28dceaaec98675ae7f7f971a920fad16b7765ea513f10e1c5f72942626876abfa09c8610dbe725a81ac6380a5bd7387cd2f5faf6afa9b45a

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

Filesize
266B

MD5
b38b4fe26309b3ca9f0770240be1b288

SHA1
56d82908f51daadcf56d8585b01f03723f9646a7

SHA256
fc305bca4846c52644a36b2b57ff5ad0fce2546ad24b6230a5e42c10b527f987

SHA512
f48ffeac78140cbc8ab1c4b7df66f2ea2c9573cc3c335d8d67bd546760b8d2e5c5ce952a52612b6d6528567defbab7adfc7df0c0962f6d84a13da44d84ff2aa1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC487.tmp.exe

Filesize
78KB

MD5
b62e6258170da405ca8f2b66c4553fcb

SHA1
12818b94daa82adb71753fdeff04822e03f8f621

SHA256
9e4c4abd59d7128560c8b3ab18d887a06275a81ed9c2fc61d63097023cbae58a

SHA512
5e31b191d8ca8174d1625120f0ecd7072b887d09c0f31372b3c2706cabb387ade95155ec9817b0d609301be973b30da6a60c63048d4194786b82ed4be6ebcbfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC552.tmp

Filesize
660B

MD5
ddd8759d3b05211ff180e32d6a1acd82

SHA1
8c15510578b42039808f6fbb1b5a8467cb84990f

SHA256
8129c2e70238693d173ededdae2f8e6b86e638a667f7323eec7a3c0b6689a443

SHA512
346ab6a1c033d299cb142a0b1d96fbbbd67e3c9e91832da5dccab2f6596bce8bbf8c39261b712f9f508b4a4e415c32c78f1050d328a90a01ea18a75a7901bcd8

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/1236-0-0x0000000074C01000-0x0000000074C02000-memory.dmp

Filesize
4KB

Download
memory/1236-1-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/1236-2-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/1236-24-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2000-8-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2000-18-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing