revengerat | 86ff5481ed934d43bc54c3a0d9989958c0de24aec0fb74404dac36a594193ed2

General

Target

Inquiry for PR#4200027219 2.exe
Size

999KB
MD5

97ef10ac31850230463b782f6739b5b5
SHA1

4d371844e5961b734c69da1d51d288b295a40961
SHA256

86ff5481ed934d43bc54c3a0d9989958c0de24aec0fb74404dac36a594193ed2
SHA512

d465dcd228c6920e31030fa06b8168815081a9012f6c3fc45de853537058b13de716cebb1af6964dab0ecdfb33969ea3e247da9081c5b7e13f24e1d0c15c5a60

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#4200027219 2.exe

description pid process target process

PID 1608 set thread context of 364 1608 Inquiry for PR#4200027219 2.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 1608 set thread context of 364	1608	Inquiry for PR#4200027219 2.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

1376 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Inquiry for PR#4200027219 2.exe

pid process

1608 Inquiry for PR#4200027219 2.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Inquiry for PR#4200027219 2.exe

description pid process

Token: SeDebugPrivilege 1608 Inquiry for PR#4200027219 2.exe

pid	process
1376	schtasks.exe

pid	process
1608	Inquiry for PR#4200027219 2.exe

description	pid	process
Token: SeDebugPrivilege	1608	Inquiry for PR#4200027219 2.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Inquiry for PR#4200027219 2.exe

description	pid	process	target process
PID 1608 wrote to memory of 1376	1608	Inquiry for PR#4200027219 2.exe	schtasks.exe
PID 1608 wrote to memory of 1376	1608	Inquiry for PR#4200027219 2.exe	schtasks.exe
PID 1608 wrote to memory of 1376	1608	Inquiry for PR#4200027219 2.exe	schtasks.exe
PID 1608 wrote to memory of 1376	1608	Inquiry for PR#4200027219 2.exe	schtasks.exe
PID 1608 wrote to memory of 1700	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 1700	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 1700	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 1700	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe
PID 1608 wrote to memory of 364	1608	Inquiry for PR#4200027219 2.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry for PR#4200027219 2.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry for PR#4200027219 2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\viHuopmlnVpk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4569.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1376
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:1700
- 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:364

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4569.tmp

MD5
1193317a5fb7a5dbedb3b51dc7b985ee

SHA1
71cae5dfc3541e7d9f1d7b55f21cf524a70c2a19

SHA256
e4c36bdd54a0c05213b3a13eee52900a6f6f32b6652be23ed0410fdbb35e32db

SHA512
029d46bb20cfe5e8514dfe1b5962e771bf5b239f82dd0650ca0479ee73a986bb5aa3c711befdcb1a24096261f49ed9a6eec301031754d87e0d23f4a1d5bdd73e

Download Submit
memory/364-68-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/364-69-0x000000000040687E-mapping.dmp

Download
memory/364-70-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/364-72-0x0000000004C80000-0x0000000004C81000-memory.dmp

Filesize
4KB

Download
memory/1376-66-0x0000000000000000-mapping.dmp

Download
memory/1608-60-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

Filesize
4KB

Download
memory/1608-62-0x00000000045C0000-0x00000000045C1000-memory.dmp

Filesize
4KB

Download
memory/1608-63-0x0000000000380000-0x000000000039E000-memory.dmp

Filesize
120KB

Download
memory/1608-64-0x0000000002370000-0x00000000023D2000-memory.dmp

Filesize
392KB

Download
memory/1608-65-0x0000000000560000-0x0000000000578000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads