revengerat | 5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0e

General

Target

5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe
Size

904KB
MD5

67ef0920baf6eb1b4b490a5d27450710
SHA1

81430e91a14308c6c97a27101e748d09902d581a
SHA256

5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0e
SHA512

4ee5fcfa9577635d52554892152881a40d45ca9fb039e44f311f2ef380823bebe7ba17058c61624af16930be5f0aa7c189e4a0f3a1cf27450d08312467a16b0d
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5J:gh+ZkldoPK8YaKGJ

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	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1904 set thread context of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31

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	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.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	2504	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe
1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe
1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe
1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe
1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31
PID 1904 wrote to memory of 2504	1904	5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe	31

C:\Users\Admin\AppData\Local\Temp\5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.exe
"C:\Users\Admin\AppData\Local\Temp\5af02c131e11b3bb47e11c80289767b7c296213c44985867c005cbb96cc68a0eN.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:1904
- 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:2504

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/1904-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2504-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2504-3-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2504-1-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2504-8-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2504-9-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2504-10-0x0000000073D42000-0x0000000073D44000-memory.dmp

Filesize
8KB

Download
memory/2504-11-0x0000000073D42000-0x0000000073D44000-memory.dmp

Filesize
8KB

Download

Analysis

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