metamorpherrat | b44b6ba599e23f3bcc5cda7c98adfb3536e00bbe8190c4524cd491a77faf7882

General

Target

9fa3b28a1230bcfc29e1294ac1a2f320N.exe
Size

78KB
MD5

9fa3b28a1230bcfc29e1294ac1a2f320
SHA1

21c7b1eb189464546d42be239b38131b668f73f3
SHA256

b44b6ba599e23f3bcc5cda7c98adfb3536e00bbe8190c4524cd491a77faf7882
SHA512

7a5a65303f2feea367dbceb1343510b7b83f15d4c5faf28ce48a0bf67ff608732ec6eb488b86901e04771ca6451b2b21401494bcfd1b5f473317a23006e95343
SSDEEP

1536:Xe5jYXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6P9/r1JM:Xe5jgSyRxvhTzXPvCbW2U39/A

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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	9fa3b28a1230bcfc29e1294ac1a2f320N.exe

Executes dropped EXE 1 IoCs

pid	Process
4988	tmpBFA6.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpBFA6.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	9fa3b28a1230bcfc29e1294ac1a2f320N.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	tmpBFA6.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe
Token: SeDebugPrivilege	4988	tmpBFA6.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4072 wrote to memory of 4536	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe	86
PID 4072 wrote to memory of 4536	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe	86
PID 4072 wrote to memory of 4536	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe	86
PID 4536 wrote to memory of 2768	4536	vbc.exe	89
PID 4536 wrote to memory of 2768	4536	vbc.exe	89
PID 4536 wrote to memory of 2768	4536	vbc.exe	89
PID 4072 wrote to memory of 4988	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe	92
PID 4072 wrote to memory of 4988	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe	92
PID 4072 wrote to memory of 4988	4072	9fa3b28a1230bcfc29e1294ac1a2f320N.exe	92

C:\Users\Admin\AppData\Local\Temp\9fa3b28a1230bcfc29e1294ac1a2f320N.exe
"C:\Users\Admin\AppData\Local\Temp\9fa3b28a1230bcfc29e1294ac1a2f320N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4072
- 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\8p9ponrh.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4536
- - 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\RESC0C0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcBD905C2B755D4DF7B6532224E834243.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2768
- C:\Users\Admin\AppData\Local\Temp\tmpBFA6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBFA6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\9fa3b28a1230bcfc29e1294ac1a2f320N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\8p9ponrh.0.vb

Filesize
14KB

MD5
fbc85f9cdb16551858447f11b900c949

SHA1
baff9ded6dfc85f28f8dfc286e4bdb84ddab7ac5

SHA256
cfa9c806b31e38a5453e870de5f118f4f5262dc5c298bab6c36581617f510bf5

SHA512
25a600a3e2304718184a5bfa45c36882502b9c9e9cb3f31700b02c8c3ebfb5b7a1aca191b4ee8005115a0ea22019940091447c15e818e2b475161d7e5fe17be9

Download Submit
C:\Users\Admin\AppData\Local\Temp\8p9ponrh.cmdline

Filesize
266B

MD5
302000d1ea85352878bff37948f6701d

SHA1
142edc9b2a7fb84f6d7ce5e1d3600b1e6daef0cf

SHA256
bd79abaa1715f6584ba7f9a3e2bca8e40bb5c3688602bef3e92f75f229798bc1

SHA512
fa491d9a26d41d6859e5efdbc1f4faee8cb0e4a17ef0890ff16d4479904d6df7eaa544c3469bd1e28c086bbfd029409c73eb04173508adfbb288aed55aaa2ae9

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESC0C0.tmp

Filesize
1KB

MD5
2f3a97b741bd5f404cc4717f0b6456b5

SHA1
daaa3632ee4236b6fd17e0f3e5e6ba24b9a21ac0

SHA256
12b8a253f48c1c2a8b489d10acbeb8358848deef816db1bd3116217ae703b26c

SHA512
3ebfc3b59379aea02f819f5fedbade9c1f8a82858f2592e1f22417c7a74644a5308e21c12167c774d5b3d73d2cd740edd07b262d480efdb56a77e9cd29597ee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBFA6.tmp.exe

Filesize
78KB

MD5
fb4686ca8be659582f0b1efcc388ddb4

SHA1
635fe889ddb09506426ea7907ea8a4a8eeca660b

SHA256
9ebac856330a088edb4d7c9062f77a7c0f46596dfb81d149aaa9ed3a8ca8b109

SHA512
3ad50fb32310ae5dcacc420cb9bbc224847ce3f3f701d2808d023dcd717d296a919c39d3cc1459e5f610d3076328f8aae14ed4eb47fb52b319e50e0f063d02f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcBD905C2B755D4DF7B6532224E834243.TMP

Filesize
660B

MD5
3fca05cc963fd98afa3eb0bf8d55320a

SHA1
ecf7a183225c3ecc5858d804b6f77126e67efc10

SHA256
a6322edc735db0395b49db0ae01eab298b387899ce85d80a638f1f2a869f88c2

SHA512
66f0688b90c92b884e9c88ddf571e5e35c2e4c03326637b5e5aa8fa94059d2ca46c2f9bf95c106b2ade59a342011428163dfa935cf8de6c8ea41819854889afd

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/4072-1-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4072-2-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4072-0-0x0000000074FA2000-0x0000000074FA3000-memory.dmp

Filesize
4KB

Download
memory/4072-23-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4536-9-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4536-18-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-24-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-25-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-22-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-27-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-28-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-29-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-30-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download
memory/4988-31-0x0000000074FA0000-0x0000000075551000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads