metamorpherrat | be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17

General

Target

be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe
Size

78KB
MD5

45309cbe21e9ffdb1313d47c9e06a250
SHA1

1029e05ccbd273fe37dbb0f87e3831547d88040b
SHA256

be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17
SHA512

0f87e54c93f765afffd9761c9526cc12dc4fe3cdb8313d0436f3e5fb726cbe02bb9f994d95802f97534b3fc41c7acee0601748db042682d50c668b338e294757
SSDEEP

1536:UCHHM7t/vZv0kH9gDDtWzYCnJPeoYrGQt1th9/31nc:UCHsh/l0Y9MDYrm71r9/u

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

Deletes itself 1 IoCs

pid	Process
2140	tmpC919.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2140	tmpC919.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe
2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpC919.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpC919.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe
Token: SeDebugPrivilege	2140	tmpC919.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2364	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	30
PID 2416 wrote to memory of 2364	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	30
PID 2416 wrote to memory of 2364	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	30
PID 2416 wrote to memory of 2364	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	30
PID 2364 wrote to memory of 2412	2364	vbc.exe	32
PID 2364 wrote to memory of 2412	2364	vbc.exe	32
PID 2364 wrote to memory of 2412	2364	vbc.exe	32
PID 2364 wrote to memory of 2412	2364	vbc.exe	32
PID 2416 wrote to memory of 2140	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	33
PID 2416 wrote to memory of 2140	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	33
PID 2416 wrote to memory of 2140	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	33
PID 2416 wrote to memory of 2140	2416	be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe	33

C:\Users\Admin\AppData\Local\Temp\be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe
"C:\Users\Admin\AppData\Local\Temp\be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2416
- 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\1wfqfvpw.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2364
- - 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\RESCA33.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCA32.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2412
- C:\Users\Admin\AppData\Local\Temp\tmpC919.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC919.tmp.exe" C:\Users\Admin\AppData\Local\Temp\be5c742d41fa69c0c3a266fc8a57cea4a7c5f297e2c3d5d6f2af125f29fdab17N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2140

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

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\1wfqfvpw.0.vb

Filesize
15KB

MD5
a52cbf5c98c679360cf97bf75fc0e853

SHA1
bb9b55d578f781cf91f50994b93b5fca1792d9d0

SHA256
3a4bdcc72b5c6541706fd64a5f418133fcdf0a73cf13ac3a04d392bcd26d73a6

SHA512
494fc0bc4f19d129989488642aacc12ec3c791159f10bb9cb0ee381eb6d22fdc71a6db11059f6d7c8ce954706aa4bf9e30a1e744b70597405a873831ff9730f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\1wfqfvpw.cmdline

Filesize
266B

MD5
a7c8f7f323849f6e47ed0b929d9e003a

SHA1
c5ef89632a1c5a9d9e7e6f046d9acbcc9b56a355

SHA256
a08e4608619e784985021dc0a5726731fcafee99602cde914000f6e3909db3fe

SHA512
fbf5aeaa0080980cfd4e53574d0e58a91b2796a349b1b3103417289c57b115f704d8826e2bc4f014a76d22b5b0f1341f883f8b3ca782fb037617f7ea2554a903

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESCA33.tmp

Filesize
1KB

MD5
2fac1fa2d365a874bf9c8189f287ebd8

SHA1
a5c69909270fcb77418513500b9543e03f385b52

SHA256
5c294aedd4271bafd2a331aefab8faff2af3dbf841916381261ae10bf82f2c5d

SHA512
59a6d11fdf5dea6829e7873c0cfdafd1be33f3305904795719837f0ae7f7d555965dd83db47d9dac7cd5ac8ae02bfff58352765c58d5b04906926196a781b595

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC919.tmp.exe

Filesize
78KB

MD5
1718d0f7dfa38051bf85f760637fd4f4

SHA1
68eaa4ae1de11bad327ccdb53114de47bc379bb0

SHA256
843addae5e680610f427bd824ba563460c41df22c38c89bb26b01cdd01c1633e

SHA512
2d5c38a87048bf6b746fef53c14869a0f48e37303614d6b932198add28b4d8e052b2cc040ca8ba46decf6884898ac3cd81eb7006a465ce141f8d5b1feaa43c42

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCA32.tmp

Filesize
660B

MD5
081deade46a9571f36c4f9d78fe7c9ca

SHA1
628a3748e970ca3d0667eb6ea576707e34fa49be

SHA256
51adef8ec6c2ef05120c471f72e14059bcd1c5986d345e097418edd524479864

SHA512
068ab32dcee5184539a4f76cd98fe2231fb971503252fa270f7b9821160d82af302c0f113c1724caa8f7a4d96dcd14692692101f9da027393276198445b64312

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2364-8-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2364-18-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2416-0-0x00000000744B1000-0x00000000744B2000-memory.dmp

Filesize
4KB

Download
memory/2416-1-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2416-2-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2416-23-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads