revengerat | ef7e26f9256f7c41a9c0834cce3ba599c4cbcc857ab87a7fcc4b50ccebe5b813

General

Target

Inquiry for PR#420002721.exe
Size

1.5MB
MD5

dde13188551677147b0011ba37b4c844
SHA1

055c798b8e54c4079a8b16df421571d09b5dc7b6
SHA256

ef7e26f9256f7c41a9c0834cce3ba599c4cbcc857ab87a7fcc4b50ccebe5b813
SHA512

3d8ad5274902b4e94fd49fab1879a8dead74656e4904d690813239874e4b4ff0bf9dab18bb6e9524bfebd2788c86d25f803f57833bde16feb045242664a5fb5e

Score

10^/10

revengerat degrace trojan

Malware Config

Extracted

Family

revengerat

Botnet

DEGRACE

C2

77.247.110.178:5040

Mutex

RV_MUTEX-MB4S0YIGA6UFWH10GXQLHP

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Suspicious use of SetThreadContext 1 IoCs

Processes:

Inquiry for PR#420002721.exe

description pid process target process

PID 360 set thread context of 560 360 Inquiry for PR#420002721.exe MSBuild.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 360 set thread context of 560	360	Inquiry for PR#420002721.exe	MSBuild.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

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	MSBuild.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CENTRALPROCESSOR\0\ProcessorNameString	MSBuild.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1072 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Inquiry for PR#420002721.exe

pid process

360 Inquiry for PR#420002721.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Inquiry for PR#420002721.exe

description pid process

Token: SeDebugPrivilege 360 Inquiry for PR#420002721.exe

pid	process
1072	schtasks.exe

pid	process
360	Inquiry for PR#420002721.exe

description	pid	process
Token: SeDebugPrivilege	360	Inquiry for PR#420002721.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Inquiry for PR#420002721.exe

description	pid	process	target process
PID 360 wrote to memory of 1072	360	Inquiry for PR#420002721.exe	schtasks.exe
PID 360 wrote to memory of 1072	360	Inquiry for PR#420002721.exe	schtasks.exe
PID 360 wrote to memory of 1072	360	Inquiry for PR#420002721.exe	schtasks.exe
PID 360 wrote to memory of 1072	360	Inquiry for PR#420002721.exe	schtasks.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe
PID 360 wrote to memory of 560	360	Inquiry for PR#420002721.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry for PR#420002721.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry for PR#420002721.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:360

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JOkKNdAae" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3BA9.tmp"
2⤵
- Creates scheduled task(s)
PID:1072

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Checks processor information in registry
PID:560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3BA9.tmp

MD5
523bc3cba2ebf652642dc6df54186186

SHA1
be571886d0e8a056d683c360937c2fb3a7d4fc39

SHA256
8b61d7219aafb5ae3df2476a61049f3a91685b0520df3143d673a722712316c6

SHA512
8560057176a558bd47f59a3c4276a1bee9b7c2c93efb40415b33d9c9360e7e342c4662addbd9f783bfb9dd0467b66ff362cc62db8da706b84a2634a26c447782

Download Submit
memory/360-59-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/360-61-0x00000000044C0000-0x00000000044C1000-memory.dmp

Filesize
4KB

Download
memory/360-62-0x0000000000510000-0x000000000052E000-memory.dmp

Filesize
120KB

Download
memory/360-63-0x0000000004B60000-0x0000000004BB8000-memory.dmp

Filesize
352KB

Download
memory/360-64-0x0000000001F90000-0x0000000001F9E000-memory.dmp

Filesize
56KB

Download
memory/560-67-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/560-68-0x000000000040687E-mapping.dmp

Download
memory/560-69-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/560-71-0x0000000004E00000-0x0000000004E01000-memory.dmp

Filesize
4KB

Download
memory/1072-65-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads