Malware Analysis Report

2025-01-23 06:00

Sample ID 241106-3v6s7ssqhr
Target a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac
SHA256 a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac
Tags
healer redline disa lada 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

a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac

Threat Level: Known bad

The file a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac was found to be: Known bad.

Malicious Activity Summary

healer redline disa lada discovery dropper evasion infostealer persistence trojan

RedLine

Healer

Healer family

Detects Healer an antivirus disabler dropper

RedLine payload

Redline family

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 23:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 23:51

Reported

2024-11-06 23:56

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.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\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.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\un508965.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\un524319.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\IXP002.TMP\pr734358.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.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\IXP001.TMP\rk806576.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2872 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe
PID 2872 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe
PID 2872 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe
PID 2868 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe
PID 2868 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe
PID 2868 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe
PID 2828 wrote to memory of 3756 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe
PID 2828 wrote to memory of 3756 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe
PID 2828 wrote to memory of 3756 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe
PID 2828 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe
PID 2828 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe
PID 2828 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe
PID 1724 wrote to memory of 3684 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe C:\Windows\Temp\1.exe
PID 1724 wrote to memory of 3684 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe C:\Windows\Temp\1.exe
PID 1724 wrote to memory of 3684 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe C:\Windows\Temp\1.exe
PID 2868 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk806576.exe
PID 2868 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk806576.exe
PID 2868 wrote to memory of 640 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk806576.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe

"C:\Users\Admin\AppData\Local\Temp\a9c719cd3711701f407220c215b9377f88b7f6984f16c8071b589ebb4816bbac.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3756 -ip 3756

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3756 -s 1104

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe

C:\Windows\Temp\1.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1724 -ip 1724

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 1380

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk806576.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk806576.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 185.161.248.90:4125 tcp
RU 185.161.248.90:4125 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
RU 185.161.248.90:4125 tcp
RU 185.161.248.90:4125 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 185.161.248.90:4125 tcp
RU 185.161.248.90:4125 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
RU 185.161.248.90:4125 tcp
RU 185.161.248.90:4125 tcp
RU 185.161.248.90:4125 tcp
RU 185.161.248.90:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un508965.exe

MD5 d73f2388e505c301099173a37f1504f4
SHA1 6e5b94b81da42b8dbbace26cf052efc498e07ef4
SHA256 d22ba6737b915dc3633db540b01786de3fb0a422c8fc86105951db8146662d9a
SHA512 b786c5d00f176e6496127c0150ba76907f7bf455d82d842ecf95779da3c63c528716e2edf63d3af66e48adf77015c19598e831a6a419af7a1a33c0edd2264aa8

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un524319.exe

MD5 18e27221789e9977faf7f00a899bcda7
SHA1 37fe63bdaf4275273c4061ef5c965c1ddf476d2f
SHA256 a6851b3e9ced7d72473e2c9e77704eeb78dbd258d4183184c11b4153c8f37508
SHA512 675c9bab5626df876f0e37022a7592e66ff8601011e388e2c159042e3271695904d6a50f8270ee0b2206d7bb03870c0a9f61dce30639b1f057006c8249c7139f

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr734358.exe

MD5 a8f53364d930f7d96ca2ad0eb153cca2
SHA1 904c2fb7457d0bc7e96e59dbc41e2758627b0b7d
SHA256 086d8665ca1738bdac7f2d7bb1daca49b39c4c75df11e48512c0e74c17239299
SHA512 253cd206e3f4aacf3b1f2e5d21aa933f4814620ade6dea6e95063a1c16f4b5b9c86a5f76ad1467c2098bbda65781f441f039d0103584c8d92913f9ba225d3763

memory/3756-22-0x0000000002380000-0x000000000239A000-memory.dmp

memory/3756-23-0x0000000004D70000-0x0000000005314000-memory.dmp

memory/3756-24-0x00000000026C0000-0x00000000026D8000-memory.dmp

memory/3756-28-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-42-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-41-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-52-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-48-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-46-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-44-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-38-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-36-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-34-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-32-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-30-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-26-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-50-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-25-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3756-53-0x0000000000400000-0x00000000004BE000-memory.dmp

memory/3756-55-0x0000000000400000-0x00000000004BE000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu793734.exe

MD5 5cbecd37f599115620348b0e27550e1e
SHA1 3fbca0aeb0ac98e99afea475f05a0c4f5fdef6df
SHA256 831fde2f6abcb75f3c70e6b4028c9a1e8e304e1f3ed167d20da23f799498786e
SHA512 0ed48f2c71d717dba9305c27b4bc4d2cc05f36db020935061a310f7b78f8bf0417a3564093218c4110a416334cc33993fa83fd73994aaa4c1e4de214c2f6aa28

memory/1724-60-0x0000000004A30000-0x0000000004A98000-memory.dmp

memory/1724-61-0x00000000051C0000-0x0000000005226000-memory.dmp

memory/1724-69-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-63-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-62-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-73-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-91-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-89-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-87-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-86-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-79-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-77-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-75-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-71-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-67-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-65-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-95-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-93-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-83-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-81-0x00000000051C0000-0x0000000005220000-memory.dmp

memory/1724-2204-0x0000000005410000-0x0000000005442000-memory.dmp

C:\Windows\Temp\1.exe

MD5 03728fed675bcde5256342183b1d6f27
SHA1 d13eace7d3d92f93756504b274777cc269b222a2
SHA256 f1181356c69b3dcebadc67d4c751d01164c929eab2b250b83cdedeedd4cd5ef0
SHA512 6e2800d2d4e7dcbcbe1842d78029b75d2faa742c8fd7925ae2486396c3dd8c0b8f66e760f3916e42631cde41c0606c48528a4cb779f124b8d28c7af9197c18d1

memory/3684-2217-0x00000000000B0000-0x00000000000DE000-memory.dmp

memory/3684-2218-0x0000000000820000-0x0000000000826000-memory.dmp

memory/3684-2219-0x0000000005080000-0x0000000005698000-memory.dmp

memory/3684-2220-0x0000000004B70000-0x0000000004C7A000-memory.dmp

memory/3684-2221-0x0000000004920000-0x0000000004932000-memory.dmp

memory/3684-2223-0x0000000004AA0000-0x0000000004ADC000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk806576.exe

MD5 138a4316c363fe43b524f46c151f44aa
SHA1 320f7d8be1557b3514433d56e2bbb47e126747e5
SHA256 2e4956d758f237097bbaae0c82eac2f3ac0208a0e6a298aff137eb8f25e65027
SHA512 7f4053a092a413d95a4e1121681d9c230dbbd36173de6d4ae130e2a533784909b5f46f88aa9385ef24137878005324170784b537bcca418c7157b8fad552afd2

memory/640-2227-0x0000000000CB0000-0x0000000000CE0000-memory.dmp

memory/640-2228-0x0000000003080000-0x0000000003086000-memory.dmp

memory/3684-2229-0x0000000004AE0000-0x0000000004B2C000-memory.dmp