healer | 9316bc046f241c3849337ec4e92d03cd6ac4818aeaa3e997ebee8374623be8a8

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
07/07/2023, 12:24

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General

Target
f868994b0a7189b67e829e3382b45b27.exe
Size 529KB
Sample230707-pk2vlsaa61
SHA256 9316bc046f241c3849337ec4e92d03cd6ac4818aeaa3e997ebee8374623be8a8
MD5 f868994b0a7189b67e829e3382b45b27
SHA1 5a1da5dc4f6f662c1f3929cd8367f4a28f8c0576
SHA512 31e61e6d59fa54e27864e5cc5393ad30224dabbca376717d1c212b2261cc87f8b0ea1f5523054a1c891c0ff245ad8d4e8021dda871f67fceec4043550a824689
SSDEEP 12288:+4w9prfvYaRdnQgOFLL0nNWbZLri4pBnCg+Gz2tF:+L9pTvY82gIAI1CEle
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

healer redline furod dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

furod

77.91.68.70:19073

Attributes

auth_value
d2386245fe11799b28b4521492a5879d

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/3372-153-0x0000000000470000-0x000000000047A000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k0847629.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k0847629.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k0847629.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k0847629.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k0847629.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k0847629.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

Executes dropped EXE 3 IoCs

pid	Process
2860	y1567712.exe
3372	k0847629.exe
4740	l8953156.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k0847629.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k0847629.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
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\\\""	f868994b0a7189b67e829e3382b45b27.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y1567712.exe
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\\\""	y1567712.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	f868994b0a7189b67e829e3382b45b27.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3372	k0847629.exe
3372	k0847629.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3372	k0847629.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 2860	4408	f868994b0a7189b67e829e3382b45b27.exe	86
PID 4408 wrote to memory of 2860	4408	f868994b0a7189b67e829e3382b45b27.exe	86
PID 4408 wrote to memory of 2860	4408	f868994b0a7189b67e829e3382b45b27.exe	86
PID 2860 wrote to memory of 3372	2860	y1567712.exe	87
PID 2860 wrote to memory of 3372	2860	y1567712.exe	87
PID 2860 wrote to memory of 3372	2860	y1567712.exe	87
PID 2860 wrote to memory of 4740	2860	y1567712.exe	92
PID 2860 wrote to memory of 4740	2860	y1567712.exe	92
PID 2860 wrote to memory of 4740	2860	y1567712.exe	92

C:\Users\Admin\AppData\Local\Temp\f868994b0a7189b67e829e3382b45b27.exe
"C:\Users\Admin\AppData\Local\Temp\f868994b0a7189b67e829e3382b45b27.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1567712.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1567712.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0847629.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0847629.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3372
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8953156.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8953156.exe
    3⤵
    - Executes dropped EXE
    PID:4740

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

System.dll.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log
Size 226B
SHA256 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
MD5 916851e072fbabc4796d8916c5131092
SHA1 d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA512 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
MD5 SHA1 SHA512

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y1567712.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1567712.exe
Size 260KB
SHA256 ea3f01b6934f8d70bf90bcabfaf12905f6413c1eb5504da68bfb02a01dc2fcb5
MD5 435c2cfe07dd48c9f745ceb3e7d50c91
SHA1 a7528ff45853c51f8941d5304b2d6f6b8ed839ee
SHA512 719754ab516a81486a91a4ce349fcc884bbbf44f59bbe1391ee25d8e1bab93bff59a6f9692cbb1201c699f6f126cbccc2fae469b620decf14fbd4d56c01cae1b
SSDEEP 6144:Kyy+bnr+Up0yN90QESILu85IQpF8I+AGqasBch785sq:+MrAy90IIPdpmfARasa1Pq
MD5 SHA1 SHA512 SSDEEP

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y1567712.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1567712.exe
Size 260KB
SHA256 ea3f01b6934f8d70bf90bcabfaf12905f6413c1eb5504da68bfb02a01dc2fcb5
MD5 435c2cfe07dd48c9f745ceb3e7d50c91
SHA1 a7528ff45853c51f8941d5304b2d6f6b8ed839ee
SHA512 719754ab516a81486a91a4ce349fcc884bbbf44f59bbe1391ee25d8e1bab93bff59a6f9692cbb1201c699f6f126cbccc2fae469b620decf14fbd4d56c01cae1b
SSDEEP 6144:Kyy+bnr+Up0yN90QESILu85IQpF8I+AGqasBch785sq:+MrAy90IIPdpmfARasa1Pq
MD5 SHA1 SHA512 SSDEEP

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k0847629.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0847629.exe
Size 96KB
SHA256 5b102665bfa71c4263c676e8064e9a0247d2a294de293739b62b4eff007ab82e
MD5 f4eb8cfefd0cc7d966ad21528dbd7a41
SHA1 5fadfd864fc71d5c726b92064430160a45b39e11
SHA512 59d773446d0a46e0f0175f6304a649ec90f6a5449280e235bd118a45c02577dc75c400fcb6c70285cfd682dc20bb8f50436a049a8d93c53895dc290d50dde9a0
SSDEEP 1536:lh8rCp0h3b/GnIv/4kYP21nGujVyFopoKrC7qQwH7Pxk:jfpgroiAUGujVyCoKrCejxk
MD5 SHA1 SHA512 SSDEEP

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k0847629.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0847629.exe
Size 96KB
SHA256 5b102665bfa71c4263c676e8064e9a0247d2a294de293739b62b4eff007ab82e
MD5 f4eb8cfefd0cc7d966ad21528dbd7a41
SHA1 5fadfd864fc71d5c726b92064430160a45b39e11
SHA512 59d773446d0a46e0f0175f6304a649ec90f6a5449280e235bd118a45c02577dc75c400fcb6c70285cfd682dc20bb8f50436a049a8d93c53895dc290d50dde9a0
SSDEEP 1536:lh8rCp0h3b/GnIv/4kYP21nGujVyFopoKrC7qQwH7Pxk:jfpgroiAUGujVyCoKrCejxk
MD5 SHA1 SHA512 SSDEEP

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l8953156.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8953156.exe
Size 257KB
SHA256 95392f78e639ed0fcfa634707efc27c067d6c28a2e65deee80414a727b01bb09
MD5 ca2cba7fa7ef756708e450626a9bcbc8
SHA1 dc723f6a8676479650205fe4493a21b53e12acda
SHA512 63349a62ae03967aa851e9f86a839718b3c32a6e4a008d5c7c032b6bd8da0872b78628689e097525e69493f64542c923134705a475511d98357922de6bb128ee
SSDEEP 6144:NIswoHGp+ly2WtzH7NrIrBJjvft5LZFL92hUPEIOh:NIswomIYR0vfjZZ92hUy
MD5 SHA1 SHA512 SSDEEP

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l8953156.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8953156.exe
Size 257KB
SHA256 95392f78e639ed0fcfa634707efc27c067d6c28a2e65deee80414a727b01bb09
MD5 ca2cba7fa7ef756708e450626a9bcbc8
SHA1 dc723f6a8676479650205fe4493a21b53e12acda
SHA512 63349a62ae03967aa851e9f86a839718b3c32a6e4a008d5c7c032b6bd8da0872b78628689e097525e69493f64542c923134705a475511d98357922de6bb128ee
SSDEEP 6144:NIswoHGp+ly2WtzH7NrIrBJjvft5LZFL92hUPEIOh:NIswomIYR0vfjZZ92hUy
MD5 SHA1 SHA512 SSDEEP

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memory/3372-153-0x0000000000470000-0x000000000047A000-memory.dmp

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memory/4408-133-0x0000000000820000-0x0000000000894000-memory.dmp

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memory/4740-162-0x0000000000590000-0x00000000005C0000-memory.dmp

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memory/4740-167-0x0000000004BF0000-0x0000000005208000-memory.dmp

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memory/4740-168-0x0000000005320000-0x000000000542A000-memory.dmp

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memory/4740-169-0x0000000005230000-0x0000000005242000-memory.dmp

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memory/4740-170-0x0000000005250000-0x000000000528C000-memory.dmp

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memory/4740-171-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

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memory/4740-172-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

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