revengerat | b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5

General

Target

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
Size

1.5MB
MD5

808d18695edde08f938e85d1f8f0a2be
SHA1

3bee3a16eed97122522070b692e2ce980d12cbee
SHA256

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5
SHA512

070cf7eb0283caed25105bf24cf171162e1f38ab084bce1d4202f16f9c85beaa1cfb024855663c7053bea5979f5d0104419d7a62bad700573b767a8658f06be2
SSDEEP

24576:Lq5TfcdHj4fmbF2qcjzKJ9Ttr+57mUlX8uda8FzQJ9TtFtQ7GRqwNudePB:LUTsamRxP5Nuds58guda

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

Processes:

resource	yara_rule
behavioral2/files/0x000b000000023b4a-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

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

Executes dropped EXE 1 IoCs

Processes:

dmr_72.exe

pid	Process
3292	dmr_72.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/3212-19-0x0000000000E70000-0x0000000001186000-memory.dmp	autoit_exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3212-0-0x0000000000E70000-0x0000000001186000-memory.dmp	upx
behavioral2/memory/3212-19-0x0000000000E70000-0x0000000001186000-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

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exedmr_72.exe

pid	Process
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
3292	dmr_72.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

pid	Process
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

dmr_72.exe

description	pid	Process
Token: SeDebugPrivilege	3292	dmr_72.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

pid	Process
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

pid	Process
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

dmr_72.exe

pid	Process
3292	dmr_72.exe
3292	dmr_72.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe

description	pid	Process	procid_target
PID 3212 wrote to memory of 3292	3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe	82
PID 3212 wrote to memory of 3292	3212	b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe	82

C:\Users\Admin\AppData\Local\Temp\b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe
"C:\Users\Admin\AppData\Local\Temp\b73c86b9303f6c78d475ebaec73793830527fad02c86a1bb1a275913ce2ab9a5.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
  "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54464471 -chipderedesign -f89cff6c192a4c669fa9d4b79bb22cb9 - -BLUB2 -hkacnnmadgbrvmew -3212
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3292

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

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Downloads

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

Filesize
533KB

MD5
39bc09daabbecfc9540aae0c3a0bcae6

SHA1
e372af7f5cbb53d354e3be2ac726ed730f17ff4a

SHA256
078950ad4317823bc764973aededccfa4896439fdb7afb1e40dd925a28d572f3

SHA512
ff3a8fa07e98138067465bba63c5ba2cf5b4f8515baca7119104501d87e78b8f54becb9df3282aa8147ffdd96987a8d05c0e6fb9eb22f2c19548f56255e7a763

Download Submit
C:\Users\Admin\AppData\Local\Temp\DMR\hkacnnmadgbrvmew.dat

Filesize
163B

MD5
567460e040268e976e8d817cb0594b37

SHA1
5517bf273cb9c0b05c7e28af07c36e2748acd6f8

SHA256
15aa78c16b53ac99dc5e584d618f1fc7ac9a20923f33a0e057ec6fa8fb294af2

SHA512
f4cbcffcf634328d4d74c19fda0f30ff0abb13d5c419efe8541e2a8e1894f1329a8da849a20fc6cadb5950e59d11b3ef082574ae043e23b583f5f3e2243f8032

Download Submit
memory/3212-0-0x0000000000E70000-0x0000000001186000-memory.dmp

Filesize
3.1MB

Download
memory/3212-19-0x0000000000E70000-0x0000000001186000-memory.dmp

Filesize
3.1MB

Download
memory/3292-13-0x00007FFDBCE03000-0x00007FFDBCE05000-memory.dmp

Filesize
8KB

Download
memory/3292-14-0x0000000000EE0000-0x0000000000F6C000-memory.dmp

Filesize
560KB

Download
memory/3292-16-0x00007FFDBCE00000-0x00007FFDBD8C1000-memory.dmp

Filesize
10.8MB

Download
memory/3292-17-0x00007FFDBCE00000-0x00007FFDBD8C1000-memory.dmp

Filesize
10.8MB

Download
memory/3292-18-0x00007FFDBCE00000-0x00007FFDBD8C1000-memory.dmp

Filesize
10.8MB

Download
memory/3292-21-0x000000001E350000-0x000000001EAA7000-memory.dmp

Filesize
7.3MB

Download
memory/3292-22-0x00007FFDBCE00000-0x00007FFDBD8C1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads