revengerat | 537bb65fda8898e358d6ebe393b92cd5f790c49ba3f9a095489779a2e0d51874

Analysis

max time kernel
120s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 05:41

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General

Target

c4b5416544d83fac36a48a5542496930N.exe
Size

952KB
MD5

c4b5416544d83fac36a48a5542496930
SHA1

55372683bb668174feccd5d28b9b27cfcc54dfde
SHA256

537bb65fda8898e358d6ebe393b92cd5f790c49ba3f9a095489779a2e0d51874
SHA512

52338136fd04c57a1379ab24ca3b509cfa9a5a60e0e0ebed14f229eff0dea71d2e2e9203a8357f95147daf23373e11252a509c1fe66b5bc6f1a0b2f579c0323a
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT56:Rh+ZkldDPK8YaKj6

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

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	c4b5416544d83fac36a48a5542496930N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2284-0-0x00000000005F0000-0x00000000006E3000-memory.dmp	autoit_exe
behavioral2/memory/2284-9-0x00000000005F0000-0x00000000006E3000-memory.dmp	autoit_exe
behavioral2/memory/2284-15-0x00000000005F0000-0x00000000006E3000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2284 set thread context of 1956	2284	c4b5416544d83fac36a48a5542496930N.exe	86

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	c4b5416544d83fac36a48a5542496930N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1956	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2284	c4b5416544d83fac36a48a5542496930N.exe
2284	c4b5416544d83fac36a48a5542496930N.exe
2284	c4b5416544d83fac36a48a5542496930N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2284	c4b5416544d83fac36a48a5542496930N.exe
2284	c4b5416544d83fac36a48a5542496930N.exe
2284	c4b5416544d83fac36a48a5542496930N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 1956	2284	c4b5416544d83fac36a48a5542496930N.exe	86
PID 2284 wrote to memory of 1956	2284	c4b5416544d83fac36a48a5542496930N.exe	86
PID 2284 wrote to memory of 1956	2284	c4b5416544d83fac36a48a5542496930N.exe	86
PID 2284 wrote to memory of 1956	2284	c4b5416544d83fac36a48a5542496930N.exe	86
PID 2284 wrote to memory of 1956	2284	c4b5416544d83fac36a48a5542496930N.exe	86

C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.exe
"C:\Users\Admin\AppData\Local\Temp\c4b5416544d83fac36a48a5542496930N.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:2284
- 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:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1956-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1956-6-0x00000000735F2000-0x00000000735F3000-memory.dmp

Filesize
4KB

Download
memory/1956-7-0x00000000735F0000-0x0000000073BA1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-8-0x00000000735F0000-0x0000000073BA1000-memory.dmp

Filesize
5.7MB

Download
memory/1956-10-0x00000000735F2000-0x00000000735F3000-memory.dmp

Filesize
4KB

Download
memory/1956-11-0x00000000735F0000-0x0000000073BA1000-memory.dmp

Filesize
5.7MB

Download
memory/2284-0-0x00000000005F0000-0x00000000006E3000-memory.dmp

Filesize
972KB

Download
memory/2284-1-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

Filesize
4KB

Download
memory/2284-9-0x00000000005F0000-0x00000000006E3000-memory.dmp

Filesize
972KB

Download
memory/2284-15-0x00000000005F0000-0x00000000006E3000-memory.dmp

Filesize
972KB

Download