metamorpherrat | 19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037

General

Target

19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe
Size

78KB
MD5

6e4a9ddee87ef37ddb541436b6616950
SHA1

03fa8dbfe85a08bda3704ace8c4231dc76401fa6
SHA256

19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037
SHA512

b23532537c79589c8f62516253eeffaff340ef3855e697ec5c93ba3f89d639b7cf4c8b9b2fc290935d045b49c8e32753cfe0e69638f3cb5bd3b1dbffcf4385fa
SSDEEP

1536:MTy5jpAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6C9/61QM:cy5jpAtWDDILJLovbicqOq3o+nq9/y

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

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe

Deletes itself 1 IoCs

pid	Process
5052	tmpB333.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
5052	tmpB333.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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpB333.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	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.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	tmpB333.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe
Token: SeDebugPrivilege	5052	tmpB333.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3288 wrote to memory of 2252	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe	85
PID 3288 wrote to memory of 2252	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe	85
PID 3288 wrote to memory of 2252	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe	85
PID 2252 wrote to memory of 996	2252	vbc.exe	88
PID 2252 wrote to memory of 996	2252	vbc.exe	88
PID 2252 wrote to memory of 996	2252	vbc.exe	88
PID 3288 wrote to memory of 5052	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe	90
PID 3288 wrote to memory of 5052	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe	90
PID 3288 wrote to memory of 5052	3288	19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe	90

C:\Users\Admin\AppData\Local\Temp\19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe
"C:\Users\Admin\AppData\Local\Temp\19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3288
- 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\le4k1uqv.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2252
- - 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\RESB49A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcBE5DED97A7544FB1A4405312AD75B860.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:996
- C:\Users\Admin\AppData\Local\Temp\tmpB333.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB333.tmp.exe" C:\Users\Admin\AppData\Local\Temp\19ba4b537d62ae3c977d29debec50de74275787963004138276593d5237c3037N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5052

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB49A.tmp

Filesize
1KB

MD5
fb58b311c596af2f2e8e3d4c99d7ad0a

SHA1
97ebc1f1dcc4d12c8faaec6d3494f0cfa4818b6d

SHA256
f015a4eb4af67125eecef59b571ddc8272edf87bb39772ac865a78180610a3af

SHA512
7f23e6e6ea1598f7f87312e86c2a364b351843b271005b0e53cd7064c616840aace3d7fea533d20e6970799d604a5981626fe6c5f28f1bfccae92a398ec9f07d

Download Submit
C:\Users\Admin\AppData\Local\Temp\le4k1uqv.0.vb

Filesize
14KB

MD5
9b820e6c52e2b856ddbc10cf2acfc2ba

SHA1
c880247a81a4fad134b5bfb65e7f15d6f8a26c4c

SHA256
33ddb04135872329dd5d79b23fbb7fa31e492cc3ab7f744abf53dd0e0112b019

SHA512
c6fc4c7eab32ce5435df51367c04407bafc057831d2e3193c18c56f6c7712c674aee510fe3ff510f9e04ea4c4b727c34c3f16d162122d7defa8eae655abd90d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\le4k1uqv.cmdline

Filesize
266B

MD5
1e51b4b65be4e17c5aee0afa39fed5b4

SHA1
a38111871508d875bbfd003ca5c96eec6a7fb501

SHA256
05f45442296566da3e51a54ebecb235f8250f9aa559e7f5142bca34c05822f0e

SHA512
efc50b8a8640730e01ce5b3b5c50f93e9a70e55896cc6b1b2710e691d14140eee48a8e3f2504649f3e980095aec537667418ebad64c69f3ef47da13342bb0a60

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB333.tmp.exe

Filesize
78KB

MD5
c35f4f039b57de7b6722e258585949e9

SHA1
36cc54da4c967b8c6cf3b82807bdd733783f2f08

SHA256
fc81453f02174684e9079eaf72d934fa824358279d4df2d6505765784974a9c7

SHA512
8a600b006bbccc1ea8e231d9cf661abd8d851e93aa879899903b335d40225659170656f2dccf804e01f9466a937495a5be976149f2fe9c9d560463fa800d523b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcBE5DED97A7544FB1A4405312AD75B860.TMP

Filesize
660B

MD5
40699361ce08432d0481127f03bce32f

SHA1
72bcb73b81d8a1bac18a616d74a9f73ca8ef409c

SHA256
57d127c884fb4449e301c0f9e0274e13a8803287821a41431c65305595b35a12

SHA512
78985b954f0b6d60044a0d0468a343137bac860bc9ecc9a7801eae2af33c05c817d9b0fd64e41c1e12af1c5ac2ea3e381518cc1a0274922342643c6f0bb57cd1

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2252-8-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/2252-18-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/3288-0-0x00000000751A2000-0x00000000751A3000-memory.dmp

Filesize
4KB

Download
memory/3288-2-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/3288-1-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/3288-22-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5052-23-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5052-24-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5052-25-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5052-26-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5052-27-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads