Malware Analysis Report

2025-01-23 07:45

Sample ID 241107-nc6cdstncn
Target 27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e
SHA256 27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e
Tags
healer redline fukia discovery dropper evasion infostealer persistence 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 Overview

score
10/10

SHA256

27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e

Threat Level: Known bad

The file 27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine

Redline family

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 11:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 11:16

Reported

2024-11-07 11:18

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A

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

Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe N/A
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\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe N/A

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\IXP001.TMP\sBE46Km.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1444 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe
PID 1444 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe
PID 1444 wrote to memory of 4544 N/A C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe
PID 4544 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe
PID 4544 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe
PID 4544 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe
PID 4528 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe
PID 4528 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe
PID 4528 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.exe
PID 4528 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.exe
PID 4528 wrote to memory of 4828 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.exe

Processes

C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe

"C:\Users\Admin\AppData\Local\Temp\27e18e3de04eb8716bed51e9d543605aac1013525375332baf8c56209559d05e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sHD93Ne.exe

MD5 105f5510f1bb396cb0ca2adf600cf51c
SHA1 bf7d7710d8358953641f19b282bdd0c31128ae78
SHA256 1e0983af000c13d15632955d93785d22790629c6a6eda971fa5a57629c1d66a2
SHA512 39fc9f4c8cd9d97923ca74a2dfc678573641e91ce4485d77eb3bda8badf42f35dc9340df8d3b04880899f9c7dacbbd48e5ab4d88f6bf6d0c2a21ec225b47adae

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sBE46Km.exe

MD5 455e93a10d8f7f8791b0f0851b4a5031
SHA1 a87d8899c44448d732fe66556fcb10d7ed96cd7a
SHA256 9d86d062dd0f530ce5d81d317af20e8edffafe6389c32e3a953b20e2c41a7803
SHA512 a981a1db740dba81ce0f96df253b16d849042f91f840de7d82c2cee99411848840230de69ccd211144662ead1dc570fe4b7bbaee857e3b035b80a802cdd105dd

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ihv33sg.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/1620-21-0x00007FFB99453000-0x00007FFB99455000-memory.dmp

memory/1620-22-0x0000000000D90000-0x0000000000D9A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kRC78iz.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4828-27-0x0000000000F90000-0x0000000000FC2000-memory.dmp

memory/4828-28-0x0000000005EE0000-0x00000000064F8000-memory.dmp

memory/4828-29-0x0000000005A60000-0x0000000005B6A000-memory.dmp

memory/4828-30-0x00000000059A0000-0x00000000059B2000-memory.dmp

memory/4828-31-0x0000000005A00000-0x0000000005A3C000-memory.dmp

memory/4828-32-0x0000000005B70000-0x0000000005BBC000-memory.dmp