healer | 205ae779babd66a06edef8f4549388af61dbb854e06c82a7f291317f4dbe780e

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2024, 13:11

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General

Target
7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe
Size 389KB
Sample240510-qfa2rsbe83
SHA256 7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef
MD5 2a5fee3aeb178d6f9d0ad8da6752ed62
SHA1 abca698074e3b9b736a667d16876d0d6962d3f94
SHA512 12be27e3e7a4960cf33ad6ee696ab0b7a15c40e02420e1da54d310d3ac75e02755ade67c86a658a3c0e41399d98ccdd34a28b17581dfd1bdb58a143bc4649a5c
SSDEEP 6144:K1y+bnr+cp0yN90QEurtXOTTx4fEcn5ohF38TkpAfrFcnfdyWv9:zMrAy900rtX814f3ovm0AfrFiv9
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

healer redline nasa dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

nasa

77.91.68.68:19071

Attributes

auth_value
6da71218d8a9738ea3a9a78b5677589b

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral14/files/0x000800000002347d-13.dat	healer
behavioral14/memory/2440-14-0x0000000000620000-0x000000000062A000-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

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	p3979865.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	p3979865.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	p3979865.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	p3979865.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	p3979865.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	p3979865.exe

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral14/files/0x000700000002347e-18.dat	family_redline
behavioral14/memory/772-20-0x0000000000E50000-0x0000000000E80000-memory.dmp	family_redline

Executes dropped EXE 3 IoCs

pid	Process
1436	z8289349.exe
2440	p3979865.exe
772	r2995492.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	p3979865.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

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\\\""	7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.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\\\""	z8289349.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2440	p3979865.exe
2440	p3979865.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	p3979865.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 1436	3260	7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe	83
PID 3260 wrote to memory of 1436	3260	7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe	83
PID 3260 wrote to memory of 1436	3260	7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe	83
PID 1436 wrote to memory of 2440	1436	z8289349.exe	84
PID 1436 wrote to memory of 2440	1436	z8289349.exe	84
PID 1436 wrote to memory of 772	1436	z8289349.exe	92
PID 1436 wrote to memory of 772	1436	z8289349.exe	92
PID 1436 wrote to memory of 772	1436	z8289349.exe	92

C:\Users\Admin\AppData\Local\Temp\7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe
"C:\Users\Admin\AppData\Local\Temp\7d1f6eeb31bd2e40692c777766b604a0bf50848518f5c931a53d7c48b988e8ef.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8289349.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8289349.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1436
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3979865.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3979865.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2440
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2995492.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2995492.exe
    3⤵
    - Executes dropped EXE
    PID:772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

z8289349.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z8289349.exe
Size 206KB
SHA256 da5de5537c6dc1c6548195f6c6706a32f115855f8f00dda604b989a71a4e4ea3
MD5 9083e6401030e1b4b0840f3075ef1e1d
SHA1 78760243052a3d9da2a9576884c4f77a914dfd37
SHA512 ab7846f6a9edecd99de8df4bee91268773e748b87ba41d96aee2a0c6a492392f3880f5db08713963454ecad7d642874a3100e35a51974650dab15e29e96a7c0b
SSDEEP 3072:Kcy+bnr+O135GWp1icKAArDZz4N9GhbkrNEk1y/6nn5/gR35HPBor:Kcy+bnr+Mp0yN90QENSn54RpvW
MD5 SHA1 SHA512 SSDEEP

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p3979865.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3979865.exe
Size 14KB
SHA256 660993641635573a5b0a0cb175e536c95532215a375b1609a3062e3998ab2ab1
MD5 89e1ac4194ecfd74e1b15b011996075f
SHA1 61173306273de11f4f2aa7812d8297df0cdce5a1
SHA512 82654ec550be53c9c9cea69fdf578bb6b79eb1c41b8ad59153ee68a4e314fbd6386992504617457cd347b0f278a1dac472466dd8952de7cdcaf57c8d0f88b6c6
SSDEEP 96:yA/vMth9sDLibql3A44P9QL4fwmPImg+A03PvXLOzk+gqWYV4J6oP/zNt:yw+wGWt94+iANiCkc4Jhp
MD5 SHA1 SHA512 SSDEEP

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r2995492.exe

Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r2995492.exe
Size 173KB
SHA256 f2b31dda24613389d1e0cb1d6a6c7e0c6c740351b01402a59825e59ed397f081
MD5 72e51378e2c8b046f2fb05bb2c37c929
SHA1 1825f3057d33f09984909fdcf3ed7e1feecff7f1
SHA512 1f5b158265908118a9912a28f3f144d799cae8930db8d76fa289e38b6ec9ae23dff072dbc3407afcad26cf896df504342102aea14e7d0a5b2740b024e977c04a
SSDEEP 3072:gciW+Zh8+WtcTIwxNm4/Lk/DWjAn8e8hJ:gciv7IJT/DWjAn
MD5 SHA1 SHA512 SSDEEP

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memory/772-20-0x0000000000E50000-0x0000000000E80000-memory.dmp

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memory/772-21-0x0000000001600000-0x0000000001606000-memory.dmp

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memory/772-22-0x000000000B220000-0x000000000B838000-memory.dmp

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memory/772-23-0x000000000AD10000-0x000000000AE1A000-memory.dmp

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memory/772-24-0x000000000AC00000-0x000000000AC12000-memory.dmp

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memory/772-25-0x000000000AC60000-0x000000000AC9C000-memory.dmp

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memory/772-26-0x0000000001640000-0x000000000168C000-memory.dmp

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memory/2440-14-0x0000000000620000-0x000000000062A000-memory.dmp

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memory/2440-15-0x00007FF8FF6F3000-0x00007FF8FF6F5000-memory.dmp

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