Malware Analysis Report

2025-04-14 05:11

Sample ID 250117-jey9msxnem
Target ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe
SHA256 ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bb
Tags
upx revengerat discovery stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bb

Threat Level: Known bad

The file ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe was found to be: Known bad.

Malicious Activity Summary

upx revengerat discovery stealer trojan

RevengeRAT

Revengerat family

RevengeRat Executable

Checks computer location settings

Loads dropped DLL

Executes dropped EXE

AutoIT Executable

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-17 07:35

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-17 07:35

Reported

2025-01-17 07:37

Platform

win7-20240903-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

revengerat

RevengeRat Executable

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe

"C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe"

C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe

"C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54452189 -chipderedesign -cb3f4f1113bd47f8ba4aeeff9b612478 - -BLUB2 -hikmycsllvlshiyr -2396

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.chip-secured-download.de udp
DE 116.203.169.158:80 api.chip-secured-download.de tcp
US 8.8.8.8:53 ocs1.chdi-server.de udp
DE 116.203.169.152:443 ocs1.chdi-server.de tcp

Files

memory/2396-0-0x0000000000820000-0x0000000000B1D000-memory.dmp

\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe

MD5 b65551132bca2fbdf2abbf4f73c4c457
SHA1 c1c66aa7ffd537df1720dd63e3be4e009b0793f2
SHA256 4b93ad5de51d187c10465421d9bf83491d35ad7ca74c4ea066ac0dc0ed9a07e0
SHA512 7232c84ef8775322fbddc27603d34f0025a07503f00099c7cffa8ff0689f131f01dd38fb542cbb75d12157090824d2631a573196f2b19c8b34a3f3b4d4b46323

memory/2524-16-0x000007FEF5E43000-0x000007FEF5E44000-memory.dmp

memory/2524-17-0x00000000010F0000-0x0000000001174000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\DMR\hikmycsllvlshiyr.dat

MD5 75f9dce33881162d03f81b488fb75cd2
SHA1 61f4dc0c24458d1b86b7f50972c526352d76609b
SHA256 184b367c3d00c3581c876c5e8c10b3e4aced6548a25de04d99689fed340c9486
SHA512 fed1e905639036113aef745b177efdc48080ac1d26fe4c7100885ffd4d996abae025203239bb0ee1c48bef98e1f415f1b86e3a6db8096a25ebdab8431d5262be

memory/2524-19-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

memory/2524-20-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

memory/2524-23-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

memory/2524-22-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

memory/2524-21-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

memory/2396-25-0x0000000000820000-0x0000000000B1D000-memory.dmp

memory/2524-26-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-17 07:35

Reported

2025-01-17 07:37

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

100s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

revengerat

RevengeRat Executable

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe

"C:\Users\Admin\AppData\Local\Temp\ccfcd88a55fd550f63d8ba2c045c08522ec1b3815b22bac3d2ddaf1d392e35bbN.exe"

C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe

"C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe" -install -54452189 -chipderedesign -cb3f4f1113bd47f8ba4aeeff9b612478 - -BLUB2 -ufzeiodebebawhnj -4668

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 api.chip-secured-download.de udp
DE 116.203.169.158:80 api.chip-secured-download.de tcp
US 8.8.8.8:53 ocs1.chdi-server.de udp
DE 116.203.169.152:8080 ocs1.chdi-server.de tcp
US 8.8.8.8:53 158.169.203.116.in-addr.arpa udp
US 8.8.8.8:53 7.98.22.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 152.169.203.116.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp

Files

memory/4668-0-0x0000000000530000-0x000000000082D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\DMR\dmr_72.exe

MD5 b65551132bca2fbdf2abbf4f73c4c457
SHA1 c1c66aa7ffd537df1720dd63e3be4e009b0793f2
SHA256 4b93ad5de51d187c10465421d9bf83491d35ad7ca74c4ea066ac0dc0ed9a07e0
SHA512 7232c84ef8775322fbddc27603d34f0025a07503f00099c7cffa8ff0689f131f01dd38fb542cbb75d12157090824d2631a573196f2b19c8b34a3f3b4d4b46323

memory/4568-13-0x00007FFFC1CB3000-0x00007FFFC1CB5000-memory.dmp

memory/4568-14-0x0000000000EC0000-0x0000000000F44000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\DMR\ufzeiodebebawhnj.dat

MD5 75f9dce33881162d03f81b488fb75cd2
SHA1 61f4dc0c24458d1b86b7f50972c526352d76609b
SHA256 184b367c3d00c3581c876c5e8c10b3e4aced6548a25de04d99689fed340c9486
SHA512 fed1e905639036113aef745b177efdc48080ac1d26fe4c7100885ffd4d996abae025203239bb0ee1c48bef98e1f415f1b86e3a6db8096a25ebdab8431d5262be

memory/4568-16-0x00007FFFC1CB0000-0x00007FFFC2771000-memory.dmp

memory/4568-17-0x00007FFFC1CB0000-0x00007FFFC2771000-memory.dmp

memory/4568-18-0x00007FFFC1CB0000-0x00007FFFC2771000-memory.dmp

memory/4568-19-0x00007FFFC1CB0000-0x00007FFFC2771000-memory.dmp

memory/4668-20-0x0000000000530000-0x000000000082D000-memory.dmp

memory/4568-22-0x00007FFFC1CB0000-0x00007FFFC2771000-memory.dmp