revengerat | 3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ce

General

Target

3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
Size

905KB
MD5

420eb789d738424d7cf60a9839d0e580
SHA1

488cd57e60e2d048a58491f1d238364539af1a73
SHA256

3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ce
SHA512

29eeb5e1e54951f546380c2646848a94c7aa4f867283d8b66db47deac79216a0f7f9d4c0f2f65711a70365ef2e2cb212c3393264cdb80a521c05c898b85547de
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5G:gh+ZkldoPK8YaKGG

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
Revengerat family
revengerat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1604 set thread context of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.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	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30
PID 1604 wrote to memory of 2816	1604	3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe	30

C:\Users\Admin\AppData\Local\Temp\3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.exe
"C:\Users\Admin\AppData\Local\Temp\3419423fa7fedb33fa0d2e7705fef5b0b9c0b62c079808b659b68a7f56c456ceN.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:1604
- 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
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2816

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

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

memory/1604-0-0x0000000000A60000-0x0000000000A61000-memory.dmp

Filesize
4KB

Download
memory/2816-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2816-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2816-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2816-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2816-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2816-9-0x00000000746E2000-0x00000000746E4000-memory.dmp

Filesize
8KB

Download
memory/2816-10-0x00000000746E2000-0x00000000746E4000-memory.dmp

Filesize
8KB

Download

Analysis

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