healer | ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4

General

Target

ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe
Size

482KB
MD5

79e6b3d456d297001bf4d0e27d160709
SHA1

f0cdb8647bddff3cd8df1720c128fba587bc52f6
SHA256

ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4
SHA512

2114c86f6d65b02fe1b0d1fc72de02ba664f1d2d792cca1b9fbe00ec555b9d9deda7156a51a6c3c6697f7a2e38787aec7f8268ea83e56704a2cfab2baa74637a
SSDEEP

12288:gMrry9038Xq0W9egXKyEIZUwTruKUTiaj:byj60GDxUmuKUb

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 19 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023c96-12.dat	healer
behavioral1/memory/1148-15-0x0000000000100000-0x000000000010A000-memory.dmp	healer
behavioral1/memory/5040-22-0x0000000002200000-0x000000000221A000-memory.dmp	healer
behavioral1/memory/5040-24-0x0000000002320000-0x0000000002338000-memory.dmp	healer
behavioral1/memory/5040-25-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-34-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-50-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-49-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-46-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-44-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-42-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-52-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-40-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-38-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-36-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-32-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-30-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-28-0x0000000002320000-0x0000000002332000-memory.dmp	healer
behavioral1/memory/5040-26-0x0000000002320000-0x0000000002332000-memory.dmp	healer

Healer
Healer an antivirus disabler dropper.
dropper healer
Healer family
healer

Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dUq58NZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dUq58NZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dUq58NZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eQV70Ap.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eQV70Ap.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dUq58NZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dUq58NZ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dUq58NZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eQV70Ap.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eQV70Ap.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eQV70Ap.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eQV70Ap.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/0x0007000000023c94-58.dat	family_redline
behavioral1/memory/1020-59-0x0000000000360000-0x0000000000392000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3612	nuY35Xz18.exe
1148	dUq58NZ.exe
5040	eQV70Ap.exe
1020	fOV61iu.exe

Windows security modification 2 TTPs 3 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"	dUq58NZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eQV70Ap.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eQV70Ap.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\\\""	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.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\\\""	nuY35Xz18.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4380	5040	WerFault.exe	97

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	eQV70Ap.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fOV61iu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nuY35Xz18.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1148	dUq58NZ.exe
1148	dUq58NZ.exe
5040	eQV70Ap.exe
5040	eQV70Ap.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1148	dUq58NZ.exe
Token: SeDebugPrivilege	5040	eQV70Ap.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1008 wrote to memory of 3612	1008	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe	83
PID 1008 wrote to memory of 3612	1008	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe	83
PID 1008 wrote to memory of 3612	1008	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe	83
PID 3612 wrote to memory of 1148	3612	nuY35Xz18.exe	84
PID 3612 wrote to memory of 1148	3612	nuY35Xz18.exe	84
PID 3612 wrote to memory of 5040	3612	nuY35Xz18.exe	97
PID 3612 wrote to memory of 5040	3612	nuY35Xz18.exe	97
PID 3612 wrote to memory of 5040	3612	nuY35Xz18.exe	97
PID 1008 wrote to memory of 1020	1008	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe	102
PID 1008 wrote to memory of 1020	1008	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe	102
PID 1008 wrote to memory of 1020	1008	ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe	102

C:\Users\Admin\AppData\Local\Temp\ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe
"C:\Users\Admin\AppData\Local\Temp\ab688c561b90deff20fc7943fbe374f93b21b62d62355e1f9fec66e47a7cebf4.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nuY35Xz18.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nuY35Xz18.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3612
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUq58NZ.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUq58NZ.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1148
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eQV70Ap.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eQV70Ap.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:5040
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5040 -s 1084
      4⤵
      Program crash
      PID:4380
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fOV61iu.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fOV61iu.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5040 -ip 5040
1⤵
PID:2084

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fOV61iu.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nuY35Xz18.exe

Filesize
338KB

MD5
ab2fbfe2439a58d46c2a959762250304

SHA1
6bf9059f9e3713b740e69942e05e222b10557c0a

SHA256
63cfcdd5f94934fa35a7a8ab76372cb8ebdbe4ea5dfcdbf4b0a68284691eaba9

SHA512
9888efa9f27169a0adc291260f87a61dc95802aa49d8986d676ec05d1d2eac55992789bb8ee64f800ae90ae6d91ceee5acaa51a61a3950e0dfa5e3c931db06c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUq58NZ.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eQV70Ap.exe

Filesize
256KB

MD5
2fd2e600c3adef9ca6d4ce6f66832d6a

SHA1
7d4af01ea9f943f58df01f44fae5c3e9974129cf

SHA256
6561aed20765201eabfb0ee00cc1eb0af0fa62a009143e6a9f701348a5526dcf

SHA512
9c99902c776a5e3fadf9786844bbaeb21bcba5d337d525e4ace920214897f61c26fb9afa41c9f158ede276d05b6132b158038d0489d2124337585de44d9f4056

Download Submit
memory/1020-61-0x0000000004D00000-0x0000000004E0A000-memory.dmp

Filesize
1.0MB

Download
memory/1020-64-0x0000000004E10000-0x0000000004E5C000-memory.dmp

Filesize
304KB

Download
memory/1020-63-0x0000000004CA0000-0x0000000004CDC000-memory.dmp

Filesize
240KB

Download
memory/1020-62-0x0000000004C40000-0x0000000004C52000-memory.dmp

Filesize
72KB

Download
memory/1020-60-0x00000000051A0000-0x00000000057B8000-memory.dmp

Filesize
6.1MB

Download
memory/1020-59-0x0000000000360000-0x0000000000392000-memory.dmp

Filesize
200KB

Download
memory/1148-16-0x00007FFC5D553000-0x00007FFC5D555000-memory.dmp

Filesize
8KB

Download
memory/1148-15-0x0000000000100000-0x000000000010A000-memory.dmp

Filesize
40KB

Download
memory/1148-14-0x00007FFC5D553000-0x00007FFC5D555000-memory.dmp

Filesize
8KB

Download
memory/5040-52-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-28-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-42-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-46-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-40-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-38-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-36-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-32-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-30-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-44-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-26-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-53-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/5040-55-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/5040-49-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-50-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-34-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-25-0x0000000002320000-0x0000000002332000-memory.dmp

Filesize
72KB

Download
memory/5040-24-0x0000000002320000-0x0000000002338000-memory.dmp

Filesize
96KB

Download
memory/5040-23-0x0000000004CC0000-0x0000000005264000-memory.dmp

Filesize
5.6MB

Download
memory/5040-22-0x0000000002200000-0x000000000221A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads