revengerat | 706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d

General

Target

706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
Size

1.1MB
MD5

5b66255507cb46f2531d1b52eb2a587b
SHA1

e608c3884a49b63a63caeec58380cdfef514d1e2
SHA256

706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d
SHA512

f074de4ae618063ec73dd4de3fe1295c086557a13eb92ff662c50463d06c8fe6c82893a43ced7b5107a0e9fb8ed9182d1a035f36c551c9428cdc6081358ea7cb
SSDEEP

24576:1q5TfcdHj4fmbw2ql0MmV0VMXKDEoo1GNX73xosNskA/:1UTsam8x8oaIosNg

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/0x0007000000023ca5-6.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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe

Executes dropped EXE 1 IoCs

pid	Process
3476	dmr_72.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1628-20-0x0000000000230000-0x00000000004A6000-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/1628-0-0x0000000000230000-0x00000000004A6000-memory.dmp	upx
behavioral2/memory/1628-20-0x0000000000230000-0x00000000004A6000-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	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3476	dmr_72.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3476	dmr_72.exe
3476	dmr_72.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 3476	1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe	83
PID 1628 wrote to memory of 3476	1628	706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe	83

C:\Users\Admin\AppData\Local\Temp\706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe
"C:\Users\Admin\AppData\Local\Temp\706e5f81a0d3f2ca0cbef25c89c48fb50e68fdb7f8e35faa619652a90dbab75d.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe
  "C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -81727411 -chipde -5734b976176c4254813ed22ce939887d - -BLUB2 -pjprbgrgjgxmdudl -1628
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3476

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

Loading Replay Monitor...

Downloads

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

Filesize
373KB

MD5
0ba19166f9169e377d6114cabb461b69

SHA1
712de87d51aac46ab47a3eb212d4530bc4fb260c

SHA256
70cc27e84e8792e009741925f4bc0845bd98ab0c0b466136d29fe28e5ae1451d

SHA512
a0b17f3844d90a506a47d9234a77f40242da90c5fec92db0b453a581c3bf36aaa39221c3771af1f84c3736d2cda4ba2572e3c0f128bad098e22abdf315000b39

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

Filesize
159B

MD5
5c1f1cdc38e05c6d4c677dddc5793e6b

SHA1
b9ea547b12f7da85afe72bb4c93f876bf58653d5

SHA256
6174d62686c2751c21cba72af050a2d3a232e0b8c53734f931d8b1b43c00c892

SHA512
9f33e5097291dff0af6cc331c77a697a1f832c5612deab992994962f05948a7787d99bee0c5897bcc539f96a9a0aa87268fbe8cd6d811fa80435d62211e95583

Download Submit
memory/1628-0-0x0000000000230000-0x00000000004A6000-memory.dmp

Filesize
2.5MB

Download
memory/1628-20-0x0000000000230000-0x00000000004A6000-memory.dmp

Filesize
2.5MB

Download
memory/3476-13-0x00007FFF26513000-0x00007FFF26515000-memory.dmp

Filesize
8KB

Download
memory/3476-14-0x0000000000CC0000-0x0000000000D22000-memory.dmp

Filesize
392KB

Download
memory/3476-16-0x00007FFF26510000-0x00007FFF26FD1000-memory.dmp

Filesize
10.8MB

Download
memory/3476-17-0x00007FFF26510000-0x00007FFF26FD1000-memory.dmp

Filesize
10.8MB

Download
memory/3476-18-0x00007FFF26510000-0x00007FFF26FD1000-memory.dmp

Filesize
10.8MB

Download
memory/3476-19-0x00007FFF26510000-0x00007FFF26FD1000-memory.dmp

Filesize
10.8MB

Download
memory/3476-22-0x00007FFF26510000-0x00007FFF26FD1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing