Malware Analysis Report

2025-01-23 07:41

Sample ID 241108-nb4r6stnbq
Target beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b
SHA256 beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b
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

beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b

Threat Level: Known bad

The file beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Redline family

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 11:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 11:14

Reported

2024-11-08 11:16

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.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\fAU44bM.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\fAU44bM.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\fAU44bM.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.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\fAU44bM.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\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.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\sRd18fC.exe N/A
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\sxa97ce.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\IXP000.TMP\sRd18fC.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4560 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe
PID 4560 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe
PID 4560 wrote to memory of 2316 N/A C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe
PID 2316 wrote to memory of 4384 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe
PID 2316 wrote to memory of 4384 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe
PID 2316 wrote to memory of 4384 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe
PID 4384 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe
PID 4384 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe
PID 4384 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe
PID 4384 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe
PID 4384 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe

Processes

C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.exe

"C:\Users\Admin\AppData\Local\Temp\beb16ee4977bc5a4d6a3b0f47966d64cf06bdde51b7c3e374b08ea5ed23f1d5b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sRd18fC.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
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 43.229.111.52.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\sRd18fC.exe

MD5 b2b5dafed5410556e5db591cd7b77ff5
SHA1 bb0d74f855ca7a576db0d21042d7aaf997e75144
SHA256 ffc3b8d73300e8fc99920bb8ee0050b20601edfe04417b64874b8d0a2e2940f0
SHA512 4a93a2651a8ce407efef7bf8ebd5881b6a81119bab6902609f1471694fbcbc46e3b03822291620f5f8cfc4457ce943a8893b20e4fbe3517e77c5432306c7b063

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sxa97ce.exe

MD5 21079548e80f3eb43a968dad469b8bfc
SHA1 a740fcea409f270e0419f2efa52c22e9a5d88c14
SHA256 d4f85064da9e98e4d2da57bc2d7e220f74b367193357a94a8fd339dd128bb315
SHA512 cab09442705e411994fef73b025c4e790d8f8496a46c6d61a0b1b59e8853aad105947cee0b509230110a83a4d82048def9b31e5cf99911eacde43c507d798e93

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fAU44bM.exe

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

memory/1816-21-0x00007FFCA4F93000-0x00007FFCA4F95000-memory.dmp

memory/1816-22-0x0000000000FB0000-0x0000000000FBA000-memory.dmp

memory/1816-23-0x00007FFCA4F93000-0x00007FFCA4F95000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hXW86gK.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4052-28-0x0000000000B40000-0x0000000000B72000-memory.dmp

memory/4052-29-0x0000000005AC0000-0x00000000060D8000-memory.dmp

memory/4052-30-0x0000000005620000-0x000000000572A000-memory.dmp

memory/4052-31-0x0000000005550000-0x0000000005562000-memory.dmp

memory/4052-32-0x00000000055B0000-0x00000000055EC000-memory.dmp

memory/4052-33-0x0000000005730000-0x000000000577C000-memory.dmp