metamorpherrat | 9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112

General

Target

9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe
Size

78KB
MD5

48fa921d6f8bec33e842bc09f2c65000
SHA1

ddfd0086baae02d12bd923faf809a00303ba2acd
SHA256

9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112
SHA512

99dacf5bd092f379b1632e7c87b13745b1751583ac8f29fa93b57cbe54d0a594c35a5450536df165a8b69d5a49a3fa2379231a8dc0d2b61455157e3e46b00712
SSDEEP

1536:l+5jSNpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQti67Y9/PC1aw:I5jS7JywQjDgTLopLwdCFJzDY9/E

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
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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe

Deletes itself 1 IoCs

pid	Process
4228	tmp9E82.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4228	tmp9E82.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	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.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	tmp9E82.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe
Token: SeDebugPrivilege	4228	tmp9E82.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 3256	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe	83
PID 3924 wrote to memory of 3256	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe	83
PID 3924 wrote to memory of 3256	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe	83
PID 3256 wrote to memory of 1576	3256	vbc.exe	85
PID 3256 wrote to memory of 1576	3256	vbc.exe	85
PID 3256 wrote to memory of 1576	3256	vbc.exe	85
PID 3924 wrote to memory of 4228	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe	86
PID 3924 wrote to memory of 4228	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe	86
PID 3924 wrote to memory of 4228	3924	9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe	86

C:\Users\Admin\AppData\Local\Temp\9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe
"C:\Users\Admin\AppData\Local\Temp\9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3924
- 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\g9appawp.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3256
- - 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\RESA018.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc5C1D5ECADF84F19BAAFA46494CAAEE2.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1576
- C:\Users\Admin\AppData\Local\Temp\tmp9E82.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9E82.tmp.exe" C:\Users\Admin\AppData\Local\Temp\9e4a87005b7af65198e5b0f3833e605824b2385ff55778d94336dd90ea240112N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4228

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\RESA018.tmp

Filesize
1KB

MD5
0a2d300b678e83b442d116b6d7d6caeb

SHA1
11c2e5afb23600f88cc11a096efc2b8fb5b99258

SHA256
8a8f2a633c2b0643004b46733b74c5f7a59217b61d63e3579ae0bb198d61be6c

SHA512
0ae196e272ac86436b9ad67b2a1eb15a7c0a8bc5e4fe4fdb8c6c7861516be52646d407639292a8e9b67f10575d721f3e7b4d03f5a7a18af33ea6d1fd13030bd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\g9appawp.0.vb

Filesize
14KB

MD5
f3acb815fc53a706f1598dedbe8bf8da

SHA1
811cb8003f4d295be03ba6447aaff48f2e097a1a

SHA256
f4200720a9a4f1ce38a53712bedf601b96e07ec03aea8154401140d70f2509b3

SHA512
e41466dea6526d4683ab4d5f99afc59f37c309a692ffed1008b4e9b52aecd12a98bf5efe1491d0cf63b17be923b5a55a4a770bec2f55b04262151fa91839802c

Download Submit
C:\Users\Admin\AppData\Local\Temp\g9appawp.cmdline

Filesize
266B

MD5
d3ef4abd4456c917e2c36ecb053c7b6f

SHA1
8ee4c3f388f0eb0698b206e551e97cd2e9891fd1

SHA256
5e2845569ce9affbac73c358ad9f4a69f88afc0dc9d2cd695aa4871385982414

SHA512
307b03aab6e795b62e2ff9dc909accb51c7d537454724fb45fcd5316206959e0694262e22fd8025e954b43f61441c3fad3ea00ed7929c65d46b205719d780349

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9E82.tmp.exe

Filesize
78KB

MD5
f787c6d39ced85b24c647865e5fd185f

SHA1
74e14a5da1b4092d53351c83b1b1367b1fbbc5e4

SHA256
87a9a3c70cfb7aead69c4fc8b00303e5079c0708f8c260eaff2cd33f3fa1f409

SHA512
e290fb50462698fe4784f29053be01685b58f2887d10d9bbcbc5d0f36b64a9057b6b38e9c0760e61645db3337f7f2ffca5376698dde8d6ee48a330cf65baf299

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc5C1D5ECADF84F19BAAFA46494CAAEE2.TMP

Filesize
660B

MD5
935222616feb5a18f78f4eb165b7c4e3

SHA1
c7af1fda006c34215ddb10a14c318f05aaabb66b

SHA256
a7295f4f40f380582a62293bbe51b7e658d83ad44208d257e325d3a627e8a1a1

SHA512
89c648519dc186e118590668508240e3e7eb0931c7b623baf54f23391b32ff2c4d41cd91b7744136ac3d8c92f58773f38d981b971c2d15838fe3bda406e9a5da

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/3256-18-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3256-8-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3924-22-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3924-1-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/3924-0-0x00000000751D2000-0x00000000751D3000-memory.dmp

Filesize
4KB

Download
memory/3924-2-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-23-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-24-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-25-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-26-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-27-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-28-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-29-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4228-30-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download

Analysis

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