revengerat | b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9

General

Target

b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
Size

952KB
MD5

6c4d4d4ba951a195edc015fbef898a41
SHA1

1fa836dd274ea6dfffed8fea43dfbe54d7419eda
SHA256

b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9
SHA512

f07cc92431f61da051c0486e80883d73071e2de8079d38544e0936b19fbc4cc320a8aa18be26618b03e5f42bd1b909ec4f67ce58e89975ca017c4aa5ff40aea9
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5d:Rh+ZkldDPK8YaKjd

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

C2

marzorevenger.duckdns.org:4230

Mutex

RV_MUTEX-PiGGjjtnxDpn

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2568-0-0x0000000000320000-0x0000000000413000-memory.dmp	autoit_exe
behavioral1/memory/2568-12-0x0000000000320000-0x0000000000413000-memory.dmp	autoit_exe
behavioral1/memory/2568-17-0x0000000000320000-0x0000000000413000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2568 set thread context of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30
PID 2568 wrote to memory of 1628	2568	b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe	30

C:\Users\Admin\AppData\Local\Temp\b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe
"C:\Users\Admin\AppData\Local\Temp\b0b4b2b549c41a52dda785e797c76e5cea1881b15e458d42445564ce0b9a50c9.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

memory/1628-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1628-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1628-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1628-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1628-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1628-11-0x0000000074312000-0x0000000074314000-memory.dmp

Filesize
8KB

Download
memory/1628-13-0x0000000074312000-0x0000000074314000-memory.dmp

Filesize
8KB

Download
memory/2568-0-0x0000000000320000-0x0000000000413000-memory.dmp

Filesize
972KB

Download
memory/2568-1-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2568-12-0x0000000000320000-0x0000000000413000-memory.dmp

Filesize
972KB

Download
memory/2568-17-0x0000000000320000-0x0000000000413000-memory.dmp

Filesize
972KB

Download

Analysis

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