revengerat | 027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4

General

Target

027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe
Size

904KB
MD5

cdd5812a5ae7b5b4dd667bb230e577c0
SHA1

789969d4e634a5b9d225e5c93133b323306be696
SHA256

027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4
SHA512

e17f4b8d405fa3cb8f2d0cdbe9cb77c47b686c8359e5f3182043d4053e30860d0feb5d659f9b8701266c2708c74c37ee00f4ae571e20024126acf022cb3861f2
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa52:gh+ZkldoPK8YaKG2

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	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1580 set thread context of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28

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	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.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	2608	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe
1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe
1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe
1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe
1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28
PID 1580 wrote to memory of 2608	1580	027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe	28

C:\Users\Admin\AppData\Local\Temp\027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.exe
"C:\Users\Admin\AppData\Local\Temp\027509799b63e17e375f5e90bdc568cfdd8b9b79e7167abf470a7259a6ab25b4N.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:1580
- 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:2608

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

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Downloads

memory/1580-0-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2608-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2608-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2608-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2608-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2608-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2608-10-0x0000000073D12000-0x0000000073D14000-memory.dmp

Filesize
8KB

Download
memory/2608-11-0x0000000073D12000-0x0000000073D14000-memory.dmp

Filesize
8KB

Download

Analysis

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