metamorpherrat | b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5

General

Target

b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe
Size

78KB
MD5

7aa2823bcc3a1b0c7ae1ac82d041ea66
SHA1

6d361be5ee331611b3f7cd9103843a936cb45a9f
SHA256

b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5
SHA512

04ed4a212529c90db8876c7828ab876e7ffbcd459120b76811bfecb3a0061c0d8054f33d7115b563e7b4ce23a0e680ae3777e3e0a9ddbfcb4214a3af8f9ea785
SSDEEP

1536:R5jSAXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC67Q9/N01DG:R5jS4SyRxvhTzXPvCbW2UjQ9/x

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe

Executes dropped EXE 1 IoCs

pid	Process
2852	tmp979C.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp979C.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	tmp979C.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe
Token: SeDebugPrivilege	2852	tmp979C.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 5080	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe	84
PID 1072 wrote to memory of 5080	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe	84
PID 1072 wrote to memory of 5080	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe	84
PID 5080 wrote to memory of 3388	5080	vbc.exe	87
PID 5080 wrote to memory of 3388	5080	vbc.exe	87
PID 5080 wrote to memory of 3388	5080	vbc.exe	87
PID 1072 wrote to memory of 2852	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe	88
PID 1072 wrote to memory of 2852	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe	88
PID 1072 wrote to memory of 2852	1072	b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe	88

C:\Users\Admin\AppData\Local\Temp\b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe
"C:\Users\Admin\AppData\Local\Temp\b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1072
- 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\9xww4jpd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5080
- - 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\RES98D5.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE3996553BA58484084CFCBCAD3FEFC6F.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3388
- C:\Users\Admin\AppData\Local\Temp\tmp979C.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp979C.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b51d1807c59efbfa842f7cffe61b9c54f412717fb1a535050765da597de5a4b5.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2852

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\9xww4jpd.0.vb

Filesize
14KB

MD5
3962fa3904f1c5669163d44f97d2efc6

SHA1
1ac688b7835bc979a344a4476d99ed0049d7bfb0

SHA256
7838b9ed0863c382b82560ff481af43250e953eff501d75a7e531cf280f345e3

SHA512
3340b78dccd991b821fc243ceb2b1e797ecff4c15cee5cc935ff6b5f1623e23c1614128a69f26c81b480796fb670a81c7dd0e315e563daa205f0b1e4c03ad436

Download Submit
C:\Users\Admin\AppData\Local\Temp\9xww4jpd.cmdline

Filesize
266B

MD5
cca9126727afa239cbecb820504f10b7

SHA1
f42a971558fc89d9bc26f41f7bed2e14d775cad6

SHA256
2ddfbebf1ed2dc5e1607f9077b7ae358e1ddd75d96f473881c27362c9d6fdbb0

SHA512
d5208c013eba23e995eeb1ef8aab8624fbac26a416e2df46ed3bc64e13ee666c7f8ddd8687a7d91069e601e661efea1efa67c8d0701a88c3a1b3726bf06d55fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES98D5.tmp

Filesize
1KB

MD5
dc685d7d9c6c4f5d2d3fea3ac95173a5

SHA1
4dd5a46154f01d2f0647297ca0d20fabd8145540

SHA256
855ef7a1141c91a5310dac40fa225b74f4d1df2566cccc638e29ab1a8968d6c1

SHA512
cd22a749b2102cd8a1676fd5006ce503e8f40e9564d84f6df021d25bef9f75e54ae17ab273bd4b3782ba21c3dfc46a520543cdbfcdb3e323d1780bdc783651c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp979C.tmp.exe

Filesize
78KB

MD5
e1e442787c1000989ff7fe373297c1bc

SHA1
9c3d545ccaf8a5cbf962c7d088f466831e658cf0

SHA256
0f6294afcde9b7ebdfc2dcc01e44f9af755cd902cc12560ec9b90e760f7c4a8a

SHA512
f03f81723f5d0153c94bf5dcc8ab06575d1509926d7df6c6482be448784b72139761c301014ee1a3c69d002067f53d3c1751552745af457619804060238edb91

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE3996553BA58484084CFCBCAD3FEFC6F.TMP

Filesize
660B

MD5
74ba81b7ccb1da13fdf782465378cee4

SHA1
3cc289db92eb8564fe97ceae7cc8210229a4b507

SHA256
82b67f71f97b9c12941caf3fb76bd173868e49e443d37ef147a5699447da6370

SHA512
7a4dbfe1565548656f4868321eacd0fc16a77e9d59902cf03ffaa22e6e89917c0dd9a979f67fb99b3f3642be782ad000805fcf26bea9e168079cdbcf6025a093

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1072-1-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/1072-2-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/1072-0-0x0000000074882000-0x0000000074883000-memory.dmp

Filesize
4KB

Download
memory/1072-22-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/2852-23-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/2852-24-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/2852-25-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/2852-27-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/2852-28-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/2852-29-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/5080-18-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download
memory/5080-8-0x0000000074880000-0x0000000074E31000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads