healer | f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9

General

Target

f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe
Size

717KB
MD5

2f3b18eddafd8a4b957d353f53acf164
SHA1

4f3f51f5f5f6902748046c6198bdac4b9dd6d14c
SHA256

f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9
SHA512

e0ad88407d06eb5476eb17cd3c31eb90eff5c84c6ba5bfeaea082131a36c1f134976249e7cb215a4f4ad31a732c2e0f5bf9dbb0c49a1600c22825153aa897a75
SSDEEP

12288:UMrYy90C6BxjpzN57KXI0N2tv+iOeIgS+qLdlIoy4f8QjAbp40J:8yP6Bxj97p0stvROelzOduodHjAWs

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 2 IoCs

resource	yara_rule
behavioral1/files/0x0008000000023cb4-19.dat	healer
behavioral1/memory/4552-22-0x0000000000AD0000-0x0000000000ADA000-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	fIa69rl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	fIa69rl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	fIa69rl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	fIa69rl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	fIa69rl.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	fIa69rl.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/0x0007000000023cb5-26.dat	family_redline
behavioral1/memory/4048-28-0x00000000003D0000-0x0000000000402000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4736	sYH79yZ.exe
244	sPY85nR.exe
4552	fIa69rl.exe
4048	hUP54gn.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"	fIa69rl.exe

Adds Run key to start application 2 TTPs 3 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\\\""	f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.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\\\""	sYH79yZ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	sPY85nR.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4832	sc.exe

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	sPY85nR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hUP54gn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sYH79yZ.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4552	fIa69rl.exe
4552	fIa69rl.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4552	fIa69rl.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 4736	452	f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe	83
PID 452 wrote to memory of 4736	452	f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe	83
PID 452 wrote to memory of 4736	452	f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe	83
PID 4736 wrote to memory of 244	4736	sYH79yZ.exe	84
PID 4736 wrote to memory of 244	4736	sYH79yZ.exe	84
PID 4736 wrote to memory of 244	4736	sYH79yZ.exe	84
PID 244 wrote to memory of 4552	244	sPY85nR.exe	85
PID 244 wrote to memory of 4552	244	sPY85nR.exe	85
PID 244 wrote to memory of 4048	244	sPY85nR.exe	97
PID 244 wrote to memory of 4048	244	sPY85nR.exe	97
PID 244 wrote to memory of 4048	244	sPY85nR.exe	97

C:\Users\Admin\AppData\Local\Temp\f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe
"C:\Users\Admin\AppData\Local\Temp\f4597d71426d1ae97b82c77559e4d594faae704799118069b6642124d934e0a9.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:452
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sYH79yZ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sYH79yZ.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4736
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sPY85nR.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sPY85nR.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:244
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fIa69rl.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fIa69rl.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4552
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hUP54gn.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hUP54gn.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4048

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4832

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\sYH79yZ.exe

Filesize
531KB

MD5
d798f65b22fc9ed7c8175be78bbef62b

SHA1
39f50296783714024dbfef4dc5b18e75521b9acc

SHA256
fad185b7453a03b597d32e9dac36f533a621bb4cf575d59bffd43569cdce0386

SHA512
cad7f4531b7f8389329fc372c3c0d6b7235f7879490dc01cf39b5828a4031c9a5066e0d80246c8425f472d7b802fe958144c297c4da34cd5f2b495afb1943ee9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sPY85nR.exe

Filesize
202KB

MD5
f47788c97b6e2dab63ef0935cb8d53ab

SHA1
640f18884fe11ce000a24211cf45f238a8129e94

SHA256
593781d6e5047e8689b9961875935b42600d5099ccb84108c545b131eab67138

SHA512
93d447b8b87d6619063f310be66e88a513f0b2b86cdb1df363ae8b8a4a5f0e0fe90406fb20db2c0562b926254825766b1031a5f8b497b50a8838acb1f8d4ef14

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\fIa69rl.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\hUP54gn.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/4048-30-0x0000000004EB0000-0x0000000004FBA000-memory.dmp

Filesize
1.0MB

Download
memory/4048-28-0x00000000003D0000-0x0000000000402000-memory.dmp

Filesize
200KB

Download
memory/4048-29-0x0000000005330000-0x0000000005948000-memory.dmp

Filesize
6.1MB

Download
memory/4048-31-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

Filesize
72KB

Download
memory/4048-32-0x0000000004E50000-0x0000000004E8C000-memory.dmp

Filesize
240KB

Download
memory/4048-33-0x0000000004FC0000-0x000000000500C000-memory.dmp

Filesize
304KB

Download
memory/4552-23-0x00007FF81E343000-0x00007FF81E345000-memory.dmp

Filesize
8KB

Download
memory/4552-22-0x0000000000AD0000-0x0000000000ADA000-memory.dmp

Filesize
40KB

Download
memory/4552-21-0x00007FF81E343000-0x00007FF81E345000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads