revengerat | e43cb78e0fc4e7861b9870f25f9102c55b47c9a0d272db53e1f91f5cab74f286

Analysis

max time kernel
114s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 12:50

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General

Target

81952458dd5f25e4b7929cfbb5b0e340N.exe
Size

952KB
MD5

81952458dd5f25e4b7929cfbb5b0e340
SHA1

2c5cacb5d9a6fe7dd90d005f8fdd0b16b02f92b7
SHA256

e43cb78e0fc4e7861b9870f25f9102c55b47c9a0d272db53e1f91f5cab74f286
SHA512

14bf71c7e79946219bfd4a52647767dcd86beb76be342d5dc8811f4f953f2965c32bcc7b72938cf0efdbe9b72668fa9e8365053ac0ed5014bbf9074a5a58d408
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5Y:Rh+ZkldDPK8YaKjY

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

Processes:

81952458dd5f25e4b7929cfbb5b0e340N.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	81952458dd5f25e4b7929cfbb5b0e340N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/2248-0-0x0000000000060000-0x0000000000153000-memory.dmp	autoit_exe
behavioral2/memory/2248-9-0x0000000000060000-0x0000000000153000-memory.dmp	autoit_exe
behavioral2/memory/2248-15-0x0000000000060000-0x0000000000153000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

81952458dd5f25e4b7929cfbb5b0e340N.exe

description	pid	Process	procid_target
PID 2248 set thread context of 5028	2248	81952458dd5f25e4b7929cfbb5b0e340N.exe	92

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

Processes:

81952458dd5f25e4b7929cfbb5b0e340N.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	81952458dd5f25e4b7929cfbb5b0e340N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	5028	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

81952458dd5f25e4b7929cfbb5b0e340N.exe

pid	Process
2248	81952458dd5f25e4b7929cfbb5b0e340N.exe
2248	81952458dd5f25e4b7929cfbb5b0e340N.exe
2248	81952458dd5f25e4b7929cfbb5b0e340N.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

81952458dd5f25e4b7929cfbb5b0e340N.exe

pid	Process
2248	81952458dd5f25e4b7929cfbb5b0e340N.exe
2248	81952458dd5f25e4b7929cfbb5b0e340N.exe
2248	81952458dd5f25e4b7929cfbb5b0e340N.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

81952458dd5f25e4b7929cfbb5b0e340N.exe

description	pid	Process	procid_target
PID 2248 wrote to memory of 5028	2248	81952458dd5f25e4b7929cfbb5b0e340N.exe	92
PID 2248 wrote to memory of 5028	2248	81952458dd5f25e4b7929cfbb5b0e340N.exe	92
PID 2248 wrote to memory of 5028	2248	81952458dd5f25e4b7929cfbb5b0e340N.exe	92
PID 2248 wrote to memory of 5028	2248	81952458dd5f25e4b7929cfbb5b0e340N.exe	92
PID 2248 wrote to memory of 5028	2248	81952458dd5f25e4b7929cfbb5b0e340N.exe	92

C:\Users\Admin\AppData\Local\Temp\81952458dd5f25e4b7929cfbb5b0e340N.exe
"C:\Users\Admin\AppData\Local\Temp\81952458dd5f25e4b7929cfbb5b0e340N.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:2248
- 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:5028

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4316,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=4280 /prefetch:8
1⤵
PID:4772

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

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Downloads

memory/2248-0-0x0000000000060000-0x0000000000153000-memory.dmp

Filesize
972KB

Download
memory/2248-1-0x0000000002940000-0x0000000002941000-memory.dmp

Filesize
4KB

Download
memory/2248-9-0x0000000000060000-0x0000000000153000-memory.dmp

Filesize
972KB

Download
memory/2248-15-0x0000000000060000-0x0000000000153000-memory.dmp

Filesize
972KB

Download
memory/5028-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5028-6-0x0000000073AA2000-0x0000000073AA3000-memory.dmp

Filesize
4KB

Download
memory/5028-7-0x0000000073AA0000-0x0000000074051000-memory.dmp

Filesize
5.7MB

Download
memory/5028-8-0x0000000073AA0000-0x0000000074051000-memory.dmp

Filesize
5.7MB

Download
memory/5028-10-0x0000000073AA2000-0x0000000073AA3000-memory.dmp

Filesize
4KB

Download
memory/5028-11-0x0000000073AA0000-0x0000000074051000-memory.dmp

Filesize
5.7MB

Download