revengerat | 329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6

General

Target

329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
Size

1.4MB
MD5

d06e99383a064f221c012f7b8d2d3d20
SHA1

71b51d5366a6272564e6605f2014444bbfed3ff8
SHA256

329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6
SHA512

bad76b2fd856cd36c5e6c57ba2c441ad0d9c6e38824eee914101d51f637c0aca0093a8b46658ff27a7a27e8a5608dfe8dc2e293ab536d171bf735fa7ee639df7
SSDEEP

24576:kq5TfcdHj4fmb9Ve9l2qEK26wQzLMnUAFFIfHWEzKJ9TtrWgXiFurFtW0zQJ9TtQ:kUTsamC9lx6FB5lFI5Q

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
behavioral1/files/0x001000000001866e-4.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2488	dmr_72.exe

Loads dropped DLL 4 IoCs

pid	Process
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2856-24-0x00000000012F0000-0x00000000015ED000-memory.dmp	autoit_exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2856-0-0x00000000012F0000-0x00000000015ED000-memory.dmp	upx
behavioral1/memory/2856-24-0x00000000012F0000-0x00000000015ED000-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	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2488	dmr_72.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2488	dmr_72.exe
2488	dmr_72.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2488	2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe	30
PID 2856 wrote to memory of 2488	2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe	30
PID 2856 wrote to memory of 2488	2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe	30
PID 2856 wrote to memory of 2488	2856	329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe	30

C:\Users\Admin\AppData\Local\Temp\329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe
"C:\Users\Admin\AppData\Local\Temp\329ba7b3d422b55889ad08de0d6d2a19531a5770dce7e2db6e4781a10db8e9d6N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
  "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54389916 -chipderedesign -e3f92df32818495caaad10520d2023a2 - -BLUB2 -lnkkkllkbdzhfjmh -2856
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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\lnkkkllkbdzhfjmh.dat

Filesize
165B

MD5
9f32b66140d7e278806ce97686f5d45a

SHA1
24cbef0687b7201842b605c7e705bfeb799dd303

SHA256
5e9e8d8211e8dd39e195b59a866838572e355cdb615a54b041633f74e06e2e2e

SHA512
eec4d5966dd0f914eb5fb9d26880e398cd03e8b3bcb15f4a6ac2561f4718328ceefc34cee7693c90d7a2569ae824ef54569777835dced583cd95226a48bb7701

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

Filesize
508KB

MD5
3c6bc1b7a85f5fda2926b0b3b3548e30

SHA1
928a536fbff196495b90e4bd51b932485b84a099

SHA256
5a681e3de52b6d99d3ed2d106df0d9d70f51c38abc380d7fadd9b89756487375

SHA512
e893d9c5423a4dce106844e85c10131ae57677369f9b34dca181f5110d7611e6c4a1d5eaf14e0ae19b1fa506f69eedc99a56bb06a17ab4c5b4c6451e49c382dc

Download Submit
memory/2488-16-0x000007FEF52D3000-0x000007FEF52D4000-memory.dmp

Filesize
4KB

Download
memory/2488-17-0x0000000001160000-0x00000000011E4000-memory.dmp

Filesize
528KB

Download
memory/2488-19-0x000007FEF52D0000-0x000007FEF5CBC000-memory.dmp

Filesize
9.9MB

Download
memory/2488-20-0x000007FEF52D0000-0x000007FEF5CBC000-memory.dmp

Filesize
9.9MB

Download
memory/2488-22-0x000007FEF52D0000-0x000007FEF5CBC000-memory.dmp

Filesize
9.9MB

Download
memory/2488-21-0x000007FEF52D0000-0x000007FEF5CBC000-memory.dmp

Filesize
9.9MB

Download
memory/2488-23-0x000007FEF52D0000-0x000007FEF5CBC000-memory.dmp

Filesize
9.9MB

Download
memory/2488-25-0x000007FEF52D0000-0x000007FEF5CBC000-memory.dmp

Filesize
9.9MB

Download
memory/2856-0-0x00000000012F0000-0x00000000015ED000-memory.dmp

Filesize
3.0MB

Download
memory/2856-24-0x00000000012F0000-0x00000000015ED000-memory.dmp

Filesize
3.0MB

Download

Analysis

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