metamorpherrat | 9c373db0b3812e9263b3d00ebf738b68c950f5b1f1532282eb87d7a55069b803

General

Target

502b6140cbae19b1b29e6ffc5c2064b0N.exe
Size

78KB
MD5

502b6140cbae19b1b29e6ffc5c2064b0
SHA1

1bbe9fe922d3eb4a8bc55bd0549755af07b5708a
SHA256

9c373db0b3812e9263b3d00ebf738b68c950f5b1f1532282eb87d7a55069b803
SHA512

7bb8d5a37b3fd29ea09a64583e3ddb3ff1a7d8d09f633091bebf6f18cb333444f1f15816974463b769c59a2f72a4413a7cf76b876ed66f0f93ccf88ea29943cd
SSDEEP

1536:ePWtHF3M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtR9/G1W7:ePWtHF8hASyRxvhTzXPvCbW2UR9/n

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

Processes:

502b6140cbae19b1b29e6ffc5c2064b0N.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	502b6140cbae19b1b29e6ffc5c2064b0N.exe

Executes dropped EXE 1 IoCs

Processes:

tmpA8B3.tmp.exe

pid process

2832 tmpA8B3.tmp.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

pid	process
2832	tmpA8B3.tmp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

tmpA8B3.tmp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA8B3.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

Processes:

502b6140cbae19b1b29e6ffc5c2064b0N.exevbc.execvtres.exetmpA8B3.tmp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	502b6140cbae19b1b29e6ffc5c2064b0N.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	tmpA8B3.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

502b6140cbae19b1b29e6ffc5c2064b0N.exetmpA8B3.tmp.exe

description pid process

Token: SeDebugPrivilege 816 502b6140cbae19b1b29e6ffc5c2064b0N.exe
Token: SeDebugPrivilege 2832 tmpA8B3.tmp.exe

description	pid	process
Token: SeDebugPrivilege	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe
Token: SeDebugPrivilege	2832	tmpA8B3.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

502b6140cbae19b1b29e6ffc5c2064b0N.exevbc.exe

description	pid	process	target process
PID 816 wrote to memory of 4852	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe	vbc.exe
PID 816 wrote to memory of 4852	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe	vbc.exe
PID 816 wrote to memory of 4852	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe	vbc.exe
PID 4852 wrote to memory of 4812	4852	vbc.exe	cvtres.exe
PID 4852 wrote to memory of 4812	4852	vbc.exe	cvtres.exe
PID 4852 wrote to memory of 4812	4852	vbc.exe	cvtres.exe
PID 816 wrote to memory of 2832	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe	tmpA8B3.tmp.exe
PID 816 wrote to memory of 2832	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe	tmpA8B3.tmp.exe
PID 816 wrote to memory of 2832	816	502b6140cbae19b1b29e6ffc5c2064b0N.exe	tmpA8B3.tmp.exe

C:\Users\Admin\AppData\Local\Temp\502b6140cbae19b1b29e6ffc5c2064b0N.exe
"C:\Users\Admin\AppData\Local\Temp\502b6140cbae19b1b29e6ffc5c2064b0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:816

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\ia2bv18u.cmdline"
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4852

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\RESAB34.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCAE4EC65DA65494F96B25BED51B9FC12.TMP"
3⤵
- System Location Discovery: System Language Discovery
PID:4812

C:\Users\Admin\AppData\Local\Temp\tmpA8B3.tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmpA8B3.tmp.exe" C:\Users\Admin\AppData\Local\Temp\502b6140cbae19b1b29e6ffc5c2064b0N.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2832

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Scripting

1

T1064

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESAB34.tmp
Filesize
1KB

MD5
133c726b949b032dad6994b571e7e50b

SHA1
81ada9125a0ed2051bd41fe0455cbf1a6e253c5f

SHA256
a70de995675853b7ef55548d70b0b2b8973ea9890abe9bc8f60d7555b9d7817d

SHA512
3a92b292fbefb8087f4f9d35ca69edd665498a285fd7f907b12ae38a4a56da3e3cc21876df4d8a46ba59ea0e8b5b845086f1abed295111de6c3e2bd12ed5cb01

Download Submit
C:\Users\Admin\AppData\Local\Temp\ia2bv18u.0.vb
Filesize
15KB

MD5
54d1f2c90e175fe327a7bb77243497b5

SHA1
8ce1bba9964f0f3e872548989b5a80e673bc8d13

SHA256
5ab629fde2408ec1d2c1cc80a8f15c766ab1cef31d6f35b4eab5f177209b7199

SHA512
2249a71f04a33f7687fba14a24f1c798c9c98b8edfa07287525378ca229dac364df41bf5d1c9d67f0f441e994d361cd33b19c1bbc4b68cf39a847a07840fe660

Download Submit
C:\Users\Admin\AppData\Local\Temp\ia2bv18u.cmdline
Filesize
266B

MD5
72541299f127d601117184f945105566

SHA1
f3529daae9472dac650f7618e10af49f03f866e3

SHA256
dbc0db94374d643783b3bf882af59633994d5cdd1b0268d5af29dc8813b40f94

SHA512
be506737cf2ee43d9171fdc1a30883abfbbdfdf35e80efcb1525eb2250d97175850dd4eda28b187deb063e8462fdb18fc2e9f072c9a744de58e6da326502b074

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA8B3.tmp.exe
Filesize
78KB

MD5
f7f9bf6070b9bc4fb638cdc3a88b683b

SHA1
c7acf00fcc379e4b7cd23811f8fe249c60ce9201

SHA256
fe0b4775f80d327738db7eddb4e4bf55307cd2d564b345751dfec8cb83ec87c2

SHA512
3d12d641eafd138b7607558dbd563b1e09f2d0a8fabe189618478bac6f7a853168b7d4770468a1ffd3d7e16c54919f4d4bdbeb85a3e069ee9d739d2a0cf4c963

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCAE4EC65DA65494F96B25BED51B9FC12.TMP
Filesize
660B

MD5
aaecaee3ae20f2caa00512e32ffd966f

SHA1
e9e39e72b810b7099b56991fc5cae168669afdc0

SHA256
a4c1fdebc8296b00b9cd98abd30acd39ad834ebb94521a12cb1d494bf1f19b46

SHA512
d9d069da787933c646c8252c51fb0ce9af849acb608ab3a5fcc583c5fad00ff0fc6de770e820094569581d9f8b610558dc092a051e342487f26cb541fc52c3a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources
Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/816-1-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/816-2-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/816-0-0x00000000745C2000-0x00000000745C3000-memory.dmp

Filesize
4KB

Download
memory/816-22-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/2832-23-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/2832-24-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/2832-25-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/2832-27-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/2832-28-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/2832-29-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/4852-18-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download
memory/4852-8-0x00000000745C0000-0x0000000074B71000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads