Malware Analysis Report

2024-12-01 02:15

Sample ID 241110-bldmhswfjg
Target cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN
SHA256 cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109c
Tags
redline dark gena discovery infostealer persistence
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 Overview

score
10/10

SHA256

cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109c

Threat Level: Known bad

The file cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN was found to be: Known bad.

Malicious Activity Summary

redline dark gena discovery infostealer persistence

Redline family

RedLine

RedLine payload

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:13

Reported

2024-11-10 01:15

Platform

win10v2004-20241007-en

Max time kernel

110s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe 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\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1888 wrote to memory of 4192 N/A C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe
PID 1888 wrote to memory of 4192 N/A C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe
PID 1888 wrote to memory of 4192 N/A C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe
PID 4192 wrote to memory of 4484 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe C:\Windows\Temp\1.exe
PID 4192 wrote to memory of 4484 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe C:\Windows\Temp\1.exe
PID 4192 wrote to memory of 4484 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe C:\Windows\Temp\1.exe
PID 1888 wrote to memory of 5320 N/A C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe
PID 1888 wrote to memory of 5320 N/A C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe
PID 1888 wrote to memory of 5320 N/A C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe

Processes

C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe

"C:\Users\Admin\AppData\Local\Temp\cfa85c9aec50350d95b8b5daa95b54d00c5c6636b1697fab614781432e43109cN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4192 -ip 4192

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 1384

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m33178016.exe

MD5 2c96d4d854acee0503cfc5f4759cebf5
SHA1 933991c7d06b62e0a716dc9a23ab0c94b09b3f59
SHA256 1beca08441d61c6c1afdc8d983d2bfc4f5fe913df3f3457d93d997b70ff0b489
SHA512 69199469727c4fc471d6b72856d2686e628015bc75e68064eabea07b99cf3e3fbe2ca86ee4b31066d1773a69654321c37688453977de3aac74e3b5b7ce1cfb7d

memory/4192-8-0x00000000009D0000-0x0000000000AD0000-memory.dmp

memory/4192-9-0x0000000000970000-0x00000000009CB000-memory.dmp

memory/4192-10-0x0000000000400000-0x000000000045E000-memory.dmp

memory/4192-11-0x0000000000400000-0x0000000000835000-memory.dmp

memory/4192-12-0x00000000028B0000-0x0000000002918000-memory.dmp

memory/4192-13-0x0000000005010000-0x00000000055B4000-memory.dmp

memory/4192-14-0x00000000055C0000-0x0000000005626000-memory.dmp

memory/4192-74-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-78-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-76-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-72-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-70-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-68-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-66-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-64-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-62-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-60-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-56-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-54-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-52-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-50-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-48-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-46-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-44-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-42-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-38-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-36-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-34-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-32-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-30-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-28-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-26-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-22-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-20-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-18-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-16-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-15-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-58-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-40-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-24-0x00000000055C0000-0x0000000005620000-memory.dmp

memory/4192-2162-0x0000000004ED0000-0x0000000004F02000-memory.dmp

memory/4192-2161-0x00000000009D0000-0x0000000000AD0000-memory.dmp

C:\Windows\Temp\1.exe

MD5 f16fb63d4e551d3808e8f01f2671b57e
SHA1 781153ad6235a1152da112de1fb39a6f2d063575
SHA256 8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512 fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

memory/4484-2176-0x0000000000470000-0x000000000049E000-memory.dmp

memory/4484-2175-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

memory/4484-2177-0x0000000002700000-0x0000000002706000-memory.dmp

memory/4484-2178-0x00000000053C0000-0x00000000059D8000-memory.dmp

memory/4484-2179-0x0000000004EC0000-0x0000000004FCA000-memory.dmp

memory/4192-2181-0x0000000000970000-0x00000000009CB000-memory.dmp

memory/4484-2180-0x0000000004DF0000-0x0000000004E02000-memory.dmp

memory/4484-2182-0x0000000004E50000-0x0000000004E8C000-memory.dmp

memory/4484-2184-0x0000000004FD0000-0x000000000501C000-memory.dmp

memory/4484-2183-0x0000000073D50000-0x0000000074500000-memory.dmp

memory/4192-2186-0x0000000000400000-0x000000000045E000-memory.dmp

memory/4192-2187-0x0000000000400000-0x0000000000835000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n93965724.exe

MD5 34bc8de328c8b062661ae32d31054fa6
SHA1 bdd92bb5496d9d8b118149b07be52e2582a3cbbb
SHA256 58c3bee46bd1a23ab699328fbb5aa682d883063c7327486e82e0b1b1a3285ef7
SHA512 f799bd0f2b4dd32cb9874fdce5c562f3eee141f29e2948ef21eb0f67f5e2ae84c3a4d98e4b49d0deca1acdd0cea27ea18b08c08f7d05b02d09efcb9f3f9b67e8

memory/5320-2191-0x0000000000180000-0x00000000001B0000-memory.dmp

memory/5320-2192-0x0000000002340000-0x0000000002346000-memory.dmp

memory/4484-2193-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

memory/4484-2194-0x0000000073D50000-0x0000000074500000-memory.dmp