revengerat | 9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503

General

Target

9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe
Size

901KB
MD5

74c9b7bc54eae2cb048221a56ebd3610
SHA1

d6932798997983c45ca690816b9ff9e3d58c99bb
SHA256

9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503
SHA512

8ca18bf1adfe5affe22b6d96a33b32a86e49857c0bd3fee489ca6bc37faf9d04f5b3be824cfb50232031cd674601dafa55dfb225b456c96bc30b1a6edfd239b2
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5X:gh+ZkldoPK8YaKGX

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	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2232 set thread context of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.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	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.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	2144	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe
2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe
2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe
2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe
2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31
PID 2232 wrote to memory of 2144	2232	9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe	31

C:\Users\Admin\AppData\Local\Temp\9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.exe
"C:\Users\Admin\AppData\Local\Temp\9c9f8f33f3279b8e3311a7fcd2f336ccbc2c423428a2f87e5b8a53f582e8c503.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:2232
- 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:2144

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/2144-1-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2144-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2144-3-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2144-9-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2144-8-0x0000000000090000-0x0000000000098000-memory.dmp

Filesize
32KB

Download
memory/2144-10-0x00000000748A2000-0x00000000748A4000-memory.dmp

Filesize
8KB

Download
memory/2144-11-0x00000000748A2000-0x00000000748A4000-memory.dmp

Filesize
8KB

Download
memory/2232-0-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download

Analysis

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