metamorpherrat | fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81

General

Target

fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
Size

78KB
MD5

fa1f726c2bd7e3e3053ec9c9f2b2fcda
SHA1

4f7eaa0f880d1cbe4c48a8dd8ff11f1f3ec97dd0
SHA256

fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81
SHA512

140f7b066c9654e55ae7c842a3a6bba3e016848f19e0dc22162371c47afbd103edc7365201115dd40047167192c68a4c35ec52066f9c8d0718cd76c544e32d47
SSDEEP

1536:oV5jS6XT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtC6zP9/p1qhC:oV5jSiSyRxvY3md+dWWZybP9/eC

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
2660	tmpC967.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmpC967.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	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.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	tmpC967.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
Token: SeDebugPrivilege	2660	tmpC967.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2276	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	28
PID 2092 wrote to memory of 2276	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	28
PID 2092 wrote to memory of 2276	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	28
PID 2092 wrote to memory of 2276	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	28
PID 2276 wrote to memory of 1496	2276	vbc.exe	30
PID 2276 wrote to memory of 1496	2276	vbc.exe	30
PID 2276 wrote to memory of 1496	2276	vbc.exe	30
PID 2276 wrote to memory of 1496	2276	vbc.exe	30
PID 2092 wrote to memory of 2660	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	32
PID 2092 wrote to memory of 2660	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	32
PID 2092 wrote to memory of 2660	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	32
PID 2092 wrote to memory of 2660	2092	fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe	32

C:\Users\Admin\AppData\Local\Temp\fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
"C:\Users\Admin\AppData\Local\Temp\fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2092
- 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\upvn2hnb.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - 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\RESCBD8.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCBD7.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1496
- C:\Users\Admin\AppData\Local\Temp\tmpC967.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC967.tmp.exe" C:\Users\Admin\AppData\Local\Temp\fca0eba34eab4134aa1856cfe5df3b5099af5a580d45f695abc886e31d125b81.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2660

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\RESCBD8.tmp

Filesize
1KB

MD5
af15a88f385ada17c6d4de007245c569

SHA1
85206ac9795ebddf08a7878888eed933a7b8ede0

SHA256
a7f5d8c83e243d9d8afbdc19792834d684882cf754898f0347f952374912c683

SHA512
9fab5d3755d8b7a5b41dd1591bb7a41d1b38a2bcc97c22600dd46ec77554620162e96731be869744417aaf5671aa1fdde533e17bb54aafa56d71851812346438

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC967.tmp.exe

Filesize
78KB

MD5
fcb20fd0f1a2070f665acb0175146052

SHA1
c52e99db56ed357585ae253c0b9f93e0cfa87cd2

SHA256
1ca4792acc9da084f22818b34dedc3d81b2f1b1eb8e5efcd22ab61aae9b08307

SHA512
efc741a1d1b84ef465ea89df51f1a53b55c6919a9a631d88929a3a86cd71b1663d348aba6793775907e631378593d58ea617d9ecb29e119e4b5465629d11f1f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\upvn2hnb.0.vb

Filesize
14KB

MD5
665885e1a3387c27ffa2d227804d4c3b

SHA1
0a726c7645ae12551f71c7d509baee042008e61e

SHA256
4cfd1ef66e5f673c425633ad4eec63a83c63b3470078809c489247ed5060bd48

SHA512
0a94f8e134a85af501f5522db6b8b39dac5dbda91549e2f042149806dcdb97f45f7a1c50be55621f58b24d0470fee477f1afcc55dd2c26f63f87c4a5479b377d

Download Submit
C:\Users\Admin\AppData\Local\Temp\upvn2hnb.cmdline

Filesize
266B

MD5
e8b517e8bac6deb0618dc748eca1752a

SHA1
bb516dc3f9e94f87750b4a9e5331ffcfb235a294

SHA256
a46f331b638862f5b7cd69f3de67271c88e80567dc602edfe0785cd0bb80035a

SHA512
4446484d817183f64a8774d48c3793eb25242157ebfa7f07b4bfbf2555115d309d66e19427e3e2a928c6667d0992f51d689eeb38b150fe418dae3b191c9aa23f

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCBD7.tmp

Filesize
660B

MD5
875d778be3b026c2cbc338a8ffa4525a

SHA1
3c9f715629a286a2bcdcccfd5c39c1e0647c01a9

SHA256
3462650f1dea4885f6e1e8c3d4c44fa3192f786e3a3e8833e077d410574ef618

SHA512
bcb14b4283e1e8aca10292abb5b30ac658ab8b73a1de0e77dd1547063f1e034103065debc55ad00e6db08a70685769cfc126eff5754df303e6fabfd97b585777

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2092-0-0x0000000074E01000-0x0000000074E02000-memory.dmp

Filesize
4KB

Download
memory/2092-1-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2092-2-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2092-24-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2276-8-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/2276-18-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads