metamorpherrat | aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015b

General

Target

aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe
Size

78KB
MD5

41677bdefef313495032aff1edb2bec0
SHA1

000c09f9fe00e6fe06ce1dbbd1f4ddaf5c74de40
SHA256

aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015b
SHA512

79f4ce170da001bbb07db78bb2028ebfcf8b04a468f930dd8c972e3ee60e2df30bc5b9a95618f29c2f20c5ad2fe37b422d5cd004eee5c3a44e452fa0e18e4f6e
SSDEEP

1536:ZRCHF3M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtea9/b1Ij:ZRCHF8hASyRxvhTzXPvCbW2Uea9/0

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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe

Executes dropped EXE 1 IoCs

pid	Process
4444	tmpA27A.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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA27A.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpA27A.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe
Token: SeDebugPrivilege	4444	tmpA27A.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 2356	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe	82
PID 516 wrote to memory of 2356	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe	82
PID 516 wrote to memory of 2356	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe	82
PID 2356 wrote to memory of 3880	2356	vbc.exe	84
PID 2356 wrote to memory of 3880	2356	vbc.exe	84
PID 2356 wrote to memory of 3880	2356	vbc.exe	84
PID 516 wrote to memory of 4444	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe	85
PID 516 wrote to memory of 4444	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe	85
PID 516 wrote to memory of 4444	516	aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe	85

C:\Users\Admin\AppData\Local\Temp\aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe
"C:\Users\Admin\AppData\Local\Temp\aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:516
- 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\4bnfmspx.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2356
- - 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\RESA4DB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcEBBE59E3A0C4CBC9584DFB976E7B79E.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3880
- C:\Users\Admin\AppData\Local\Temp\tmpA27A.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA27A.tmp.exe" C:\Users\Admin\AppData\Local\Temp\aacd49a99622779c5ce46c7682eb9404da1ae2aee095934fcc1be833d670015bN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4444

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\4bnfmspx.0.vb

Filesize
15KB

MD5
069225f4e15560175d8898371d4793ed

SHA1
af5178fbe32e0360a50051f86bf29b797ac4940b

SHA256
60b5e8dc79333193eb925781b410c10ffcf0d786c2fadbe15ac0a4b83f073bd6

SHA512
6ad6bad5ce4995651d48148a363d0e226ce585840146ebdc8267f29301145eb83d1186bc8a6c3d2aa7aef97fc793b9dee4b575c6a96dfb2c6b90c211c9667d73

Download Submit
C:\Users\Admin\AppData\Local\Temp\4bnfmspx.cmdline

Filesize
266B

MD5
6f015cce0f489f884295b3df0e38f966

SHA1
907e009ba4fad16dd3a82ecdc6a74567d55fc72b

SHA256
bce95859f5befb3ba1774d5f2b82fd134b808144d2bb8c3ae9663d2242269b6d

SHA512
976cdb53995eff5af93a521d9541b075ccc5e25c32e193c5e193b732c3e6f4e084e966d7eb35299b5909441cf8aad558c6588eea4d616dc11e2223a832e9f6cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESA4DB.tmp

Filesize
1KB

MD5
273abd58659fe3c694c94eee3ee24284

SHA1
2490f0a0ade856316590b23b98592c3f275a46e7

SHA256
862921fd9991c148c84506636b6ac6c661f5ba5807b0ebc402e7568d6fbe3ae5

SHA512
8eff6cb01e842ad5139954266b424fc7f978d1be3743a332420df2127906c9cd30a53c8e80ac55bb083cd1eb40a0c66ff47d838cdf1b218805c78b8f113a7274

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA27A.tmp.exe

Filesize
78KB

MD5
912f5743f097f3406e302f30a7ced4ee

SHA1
28b2982264037278415855f2fc683dc9ffd15c25

SHA256
389bfce1a2c9aadff2f4f529d3f96840e8772a9b20de3d169627efc4f1b2e279

SHA512
a2aed936525ab87ba31ab09ee319fe597c52ad4efb6f18d054792fc60d51aec20e0b199ac5fcddfc0566a55227a7b3f13a23378f1a5642b19dda0b30c78f99da

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcEBBE59E3A0C4CBC9584DFB976E7B79E.TMP

Filesize
660B

MD5
ad51f5ec73a85a29975f4f1e4977b852

SHA1
714fb6293ad1fb5c53b9f45b2435e3f6bb1a7eb0

SHA256
b7afed76fc45aa6763de027a80d7a04ddd99e2b31c2c5dcb443eb9928982a66f

SHA512
f8ac28992fd7869a6741ca47edb1964d48ee623583b2f350dc3c7f66019bcc61a1a0ede347467ed41ee654aba80a139c096e864eb0c59d8af7f22900541db9d4

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/516-1-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/516-2-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/516-0-0x0000000074CC2000-0x0000000074CC3000-memory.dmp

Filesize
4KB

Download
memory/516-22-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2356-8-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2356-18-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4444-23-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4444-25-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4444-24-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4444-27-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4444-28-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4444-29-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads