revengerat | c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe

General

Target

c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
Size

1.1MB
MD5

7b0378fe4db099122679b28aa52a20b2
SHA1

7912e9de9092417bbdc283a3a76f2d577a81aba4
SHA256

c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe
SHA512

ffd1bd929fedf7485333ee99665de80591fb3ef31e1ff303b8522fe849b2c027027a5f54df28d58b40d337cab3fbd7423618f0435af8c964de3f4fa9dfa5eebf
SSDEEP

24576:Sq5TfcdHj4fmbi2qs0MmV0VMXeyrtoT1GokHTQoCwsC+c:SUTsamOxzRoBVoCwH

Score

10^/10

revengerat discovery stealer trojan upx

Malware Config

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral2/files/0x000a000000023ba0-6.dat	revengerat

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe

Executes dropped EXE 1 IoCs

pid	Process
1616	dmr_72.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2404-20-0x0000000000520000-0x0000000000796000-memory.dmp	autoit_exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2404-0-0x0000000000520000-0x0000000000796000-memory.dmp	upx
behavioral2/memory/2404-20-0x0000000000520000-0x0000000000796000-memory.dmp	upx

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 3 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	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	dmr_72.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1616	dmr_72.exe
1616	dmr_72.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 1616	2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe	82
PID 2404 wrote to memory of 1616	2404	c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe	82

C:\Users\Admin\AppData\Local\Temp\c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe
"C:\Users\Admin\AppData\Local\Temp\c8966486c4522c329ba589322ef2a226318355e830eee7b24842541a3579dffe.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
  "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54504926 -chipde -076eb568145b444db33b7184e9a63552 - -BLUB2 -crmwmcxonlsdvbvv -2404
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\DMR\crmwmcxonlsdvbvv.dat

Filesize
149B

MD5
12a8a852ae45311d9517d34384e4f687

SHA1
fda9eac96a130bf25e387715e8f12a92e051252d

SHA256
733888663da7d88e642e3da58affad6a33902eb07e9b50489e428fbb16a82ebc

SHA512
ed6eba1e6e2af4c5327b89c319ee3e4714e9e5ce014deb1a401268e9818e57fb0515546dfa616c99c8ca9ab8431d39441518e458562850b9d3c6762ecfb3305c

Download Submit
C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe

Filesize
373KB

MD5
1b81fa48134378f2b8d54a41fcfcf0ca

SHA1
ff6fd97bcc603890c9bdffebe992a8b95d4f2686

SHA256
5e2931d27098e63b67126ec2e036d8e2f4e46814d8c777c0307e3eec3b947707

SHA512
b0a9ae05da6e73729cf61ba7e58015630bd69c508fbfaa8cd6d9d116b63def1c67e7298680aa8d6d99f20d77e91dd14d880466ba21a1062498fdf3687518c8cf

Download Submit
memory/1616-13-0x00007FFDFA733000-0x00007FFDFA735000-memory.dmp

Filesize
8KB

Download
memory/1616-14-0x0000000000950000-0x00000000009B2000-memory.dmp

Filesize
392KB

Download
memory/1616-16-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/1616-17-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/1616-18-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/1616-19-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/1616-22-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/2404-0-0x0000000000520000-0x0000000000796000-memory.dmp

Filesize
2.5MB

Download
memory/2404-20-0x0000000000520000-0x0000000000796000-memory.dmp

Filesize
2.5MB

Download

Analysis

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