healer | bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7

General

Target

bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe
Size

470KB
MD5

c010667e140c2ea4746e0e7d1d9cb052
SHA1

c177132cc7aeff9d4cd895174a1a98c9febbad36
SHA256

bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7
SHA512

081f375dd3c773fe4f76f1bf4db17755b2ebbd9e85ff36bd4d28491bd8f48f52ba24ec1a1f55663488d8c2f4345679c20a32d006ec6a68ab1e4c5c43d7b94228
SSDEEP

12288:jMr1y906s0jPgzDFerOGZ+TwsiCvt+9xVVhgued:ay+08XFlRss9t+bVV+ued

Score

10^/10

healer redline fukia discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/2828-19-0x0000000002730000-0x000000000274A000-memory.dmp	healer
behavioral1/memory/2828-21-0x0000000002890000-0x00000000028A8000-memory.dmp	healer
behavioral1/memory/2828-25-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-47-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-45-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-43-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-41-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-39-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-37-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-35-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-33-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-31-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-29-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-27-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-23-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-22-0x0000000002890000-0x00000000028A2000-memory.dmp	healer
behavioral1/memory/2828-49-0x0000000002890000-0x00000000028A2000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bfZ12iC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bfZ12iC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bfZ12iC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bfZ12iC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bfZ12iC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bfZ12iC.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
behavioral1/files/0x0008000000023c21-57.dat	family_redline
behavioral1/memory/3904-59-0x0000000000020000-0x0000000000052000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3184	nbM56jI.exe
2828	bfZ12iC.exe
3904	dPB69XE.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	bfZ12iC.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bfZ12iC.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\\\""	bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.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\\\""	nbM56jI.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4308	2828	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dPB69XE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nbM56jI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfZ12iC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2828	bfZ12iC.exe
2828	bfZ12iC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	bfZ12iC.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 3184	4540	bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe	83
PID 4540 wrote to memory of 3184	4540	bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe	83
PID 4540 wrote to memory of 3184	4540	bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe	83
PID 3184 wrote to memory of 2828	3184	nbM56jI.exe	85
PID 3184 wrote to memory of 2828	3184	nbM56jI.exe	85
PID 3184 wrote to memory of 2828	3184	nbM56jI.exe	85
PID 3184 wrote to memory of 3904	3184	nbM56jI.exe	93
PID 3184 wrote to memory of 3904	3184	nbM56jI.exe	93
PID 3184 wrote to memory of 3904	3184	nbM56jI.exe	93

C:\Users\Admin\AppData\Local\Temp\bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe
"C:\Users\Admin\AppData\Local\Temp\bb39e6d09eeb8024865f6bb40ab71b93948d1439b406dccf698d1cf9a0f71ac7.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbM56jI.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbM56jI.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3184
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfZ12iC.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfZ12iC.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2828
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 1080
      4⤵
      Program crash
      PID:4308
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPB69XE.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPB69XE.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2828 -ip 2828
1⤵
PID:1508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbM56jI.exe

Filesize
366KB

MD5
c4b2571f9ecdb989b361acfeb64fbf1f

SHA1
5b44dc51d11077837f449ea2b33a1c4bc1d55ba9

SHA256
6504c5cfc9219bafa918ae309ea59d3d9e77f9b638c071c2069f579d4edf8ade

SHA512
5de483a0987713480d968d47c475a6032108e5ffd2adcb67bf2e49996db5b52a20c9f6d8c95528eaa2b0317d80e6deff2925375765e271fa9551455fae392cb7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfZ12iC.exe

Filesize
220KB

MD5
de42ca5e48e76be8fc7fd36752b6eb50

SHA1
c594fea49882a1f0c4745c38de903c8f3e963acd

SHA256
9be125a22fe4bbedcd63b46faf563f107bb54c1f6c894e45b4794c3e184aa0aa

SHA512
b4dbe8b6ed6cf26a7225ef2a8af07629fdcc447920dd8bb5362cefdbbafe439ef92e5011c8c26716dba06646d161eca676470e484995173dd39dc42db454ff7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPB69XE.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/2828-35-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-51-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2828-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/2828-19-0x0000000002730000-0x000000000274A000-memory.dmp

Filesize
104KB

Download
memory/2828-20-0x0000000004ED0000-0x0000000005474000-memory.dmp

Filesize
5.6MB

Download
memory/2828-21-0x0000000002890000-0x00000000028A8000-memory.dmp

Filesize
96KB

Download
memory/2828-29-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-47-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-45-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-43-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-41-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-39-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-37-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-17-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/2828-33-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-31-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-25-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-27-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-23-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-22-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-49-0x0000000002890000-0x00000000028A2000-memory.dmp

Filesize
72KB

Download
memory/2828-50-0x0000000000820000-0x0000000000920000-memory.dmp

Filesize
1024KB

Download
memory/2828-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2828-54-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/2828-55-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2828-15-0x0000000000820000-0x0000000000920000-memory.dmp

Filesize
1024KB

Download
memory/3904-59-0x0000000000020000-0x0000000000052000-memory.dmp

Filesize
200KB

Download
memory/3904-60-0x0000000004E40000-0x0000000005458000-memory.dmp

Filesize
6.1MB

Download
memory/3904-61-0x00000000049C0000-0x0000000004ACA000-memory.dmp

Filesize
1.0MB

Download
memory/3904-62-0x00000000048F0000-0x0000000004902000-memory.dmp

Filesize
72KB

Download
memory/3904-63-0x0000000004950000-0x000000000498C000-memory.dmp

Filesize
240KB

Download
memory/3904-64-0x0000000004AD0000-0x0000000004B1C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads