healer | 3bd00d683822dec340705519745286e08cc08af7ea9f6d48732bb45c260db3c4

General

Target

bf7c2c05d933486717d3ed336.exe
Size

522KB
MD5

bf7c2c05d933486717d3ed3367b3aa74
SHA1

fb4deb60a9f81ce8d8dab70d2faaa24a9e794b3d
SHA256

3bd00d683822dec340705519745286e08cc08af7ea9f6d48732bb45c260db3c4
SHA512

62b95692f4eefafc3d0b0afd05765014fc667b347157dd324010bb887d366bb0063952b1cde6e9c4f179fb6a45e820f5bffa6cf3e91dd248b820fb0cd3740ed4
SSDEEP

12288:wWJufvMaRdnQgzp7qBM8fc41jsfO7B7TMDkmCim:wWJ0vM82gtKEeom7B7TMG

Score

10^/10

healer redline furod dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

furod

C2

77.91.68.70:19073

Attributes

auth_value
d2386245fe11799b28b4521492a5879d

Signatures

Detects Healer an antivirus disabler dropper 1 IoCs

resource	yara_rule
behavioral2/memory/4444-153-0x00000000001F0000-0x00000000001FA000-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"	k8043421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k8043421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k8043421.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k8043421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k8043421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k8043421.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
600	y9557247.exe
4444	k8043421.exe
1056	l9720053.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	k8043421.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k8043421.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	bf7c2c05d933486717d3ed336.exe
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\\\""	bf7c2c05d933486717d3ed336.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	y9557247.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\\\""	y9557247.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4444	k8043421.exe
4444	k8043421.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4444	k8043421.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 600	5088	bf7c2c05d933486717d3ed336.exe	85
PID 5088 wrote to memory of 600	5088	bf7c2c05d933486717d3ed336.exe	85
PID 5088 wrote to memory of 600	5088	bf7c2c05d933486717d3ed336.exe	85
PID 600 wrote to memory of 4444	600	y9557247.exe	86
PID 600 wrote to memory of 4444	600	y9557247.exe	86
PID 600 wrote to memory of 4444	600	y9557247.exe	86
PID 600 wrote to memory of 1056	600	y9557247.exe	88
PID 600 wrote to memory of 1056	600	y9557247.exe	88
PID 600 wrote to memory of 1056	600	y9557247.exe	88

C:\Users\Admin\AppData\Local\Temp\bf7c2c05d933486717d3ed336.exe
"C:\Users\Admin\AppData\Local\Temp\bf7c2c05d933486717d3ed336.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5088
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9557247.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9557247.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:600
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8043421.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8043421.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4444
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9720053.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9720053.exe
    3⤵
    - Executes dropped EXE
    PID:1056

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\System.dll.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9557247.exe

Filesize
257KB

MD5
8a252d4e3636b6d3c07d45c838bb7c42

SHA1
33153632f62bd86779bc68272c077f36c84f8660

SHA256
85a8d2a1741e7b61845d49bb6ac1bdfbff7a4c171ec68b1fcc9d60f9e173cc80

SHA512
81c1fc2863a100f0dd251d0d50f8446af75a2d3358d69906797647af84c93ab2a902dd0717a41c6325cb354886ca0307577dfdc3154d9b96072831bcacc35f82

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9557247.exe

Filesize
257KB

MD5
8a252d4e3636b6d3c07d45c838bb7c42

SHA1
33153632f62bd86779bc68272c077f36c84f8660

SHA256
85a8d2a1741e7b61845d49bb6ac1bdfbff7a4c171ec68b1fcc9d60f9e173cc80

SHA512
81c1fc2863a100f0dd251d0d50f8446af75a2d3358d69906797647af84c93ab2a902dd0717a41c6325cb354886ca0307577dfdc3154d9b96072831bcacc35f82

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8043421.exe

Filesize
93KB

MD5
19ed7a7d92a08233181282d06f1be84e

SHA1
396bd987d8bf834964971aa9fb3d1778ee603a02

SHA256
f64dd1f2ac82f6011cee686f784030b9c435b83a8a321455de7e028534792ba8

SHA512
caf82a86d6e6cbf5cd096b732bb23d114d38c95ac6b526258e94d6df43b1dd6598f157f06c0bff2188228cc497697d5264bfb7c739aac8b18a591823fc6f62f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8043421.exe

Filesize
93KB

MD5
19ed7a7d92a08233181282d06f1be84e

SHA1
396bd987d8bf834964971aa9fb3d1778ee603a02

SHA256
f64dd1f2ac82f6011cee686f784030b9c435b83a8a321455de7e028534792ba8

SHA512
caf82a86d6e6cbf5cd096b732bb23d114d38c95ac6b526258e94d6df43b1dd6598f157f06c0bff2188228cc497697d5264bfb7c739aac8b18a591823fc6f62f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9720053.exe

Filesize
254KB

MD5
414754432f015a16fd920ef48f21722b

SHA1
c3f14ccdf493d7c3a17168478d320a30ac07247f

SHA256
ed40089661c08b45ea0909917607b7c6e9767f8109745237d373bc988e7a55fa

SHA512
2e5cec7d5739bc3317c771d1bd6f0a631f82317b9c44bfade2ae49085583134e6230ca7fb62c8b52c827bff2600b453be697c8ea0b31525273a6b85550b660a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9720053.exe

Filesize
254KB

MD5
414754432f015a16fd920ef48f21722b

SHA1
c3f14ccdf493d7c3a17168478d320a30ac07247f

SHA256
ed40089661c08b45ea0909917607b7c6e9767f8109745237d373bc988e7a55fa

SHA512
2e5cec7d5739bc3317c771d1bd6f0a631f82317b9c44bfade2ae49085583134e6230ca7fb62c8b52c827bff2600b453be697c8ea0b31525273a6b85550b660a8

Download Submit
memory/1056-162-0x0000000000800000-0x0000000000830000-memory.dmp

Filesize
192KB

Download
memory/1056-167-0x0000000009F70000-0x000000000A588000-memory.dmp

Filesize
6.1MB

Download
memory/1056-168-0x000000000A610000-0x000000000A71A000-memory.dmp

Filesize
1.0MB

Download
memory/1056-169-0x000000000A750000-0x000000000A762000-memory.dmp

Filesize
72KB

Download
memory/1056-170-0x000000000A770000-0x000000000A7AC000-memory.dmp

Filesize
240KB

Download
memory/1056-171-0x0000000002250000-0x0000000002260000-memory.dmp

Filesize
64KB

Download
memory/1056-172-0x0000000002250000-0x0000000002260000-memory.dmp

Filesize
64KB

Download
memory/4444-153-0x00000000001F0000-0x00000000001FA000-memory.dmp

Filesize
40KB

Download
memory/5088-133-0x0000000000560000-0x00000000005D3000-memory.dmp

Filesize
460KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads