healer | 93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a

General

Target

93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe
Size

726KB
MD5

65d7b7739688bbe768da647ebeeae878
SHA1

ce1a8df3d1c6f4fc8b46f7d6b860a10c30715489
SHA256

93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a
SHA512

097c4d862ae20a42a07eaf7fc2909ea8f7de1843996942016cc7a2768d3ce1d621cd6f3d95834ea28ff368b03b93f751110cfef4e7e636e3736efd49584a74d0
SSDEEP

12288:xMrky90SCkOn7VrNp3u6WNWw/mS5WGB2c2IvBNOvk74TFXyqBvzYipoztLK8:5yzCF7VrKNWIfWIvBYvk8TTButLF

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/0x000b000000023b6f-19.dat	healer
behavioral1/memory/3724-22-0x00000000002F0000-0x00000000002FA000-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\DisableScanOnRealtimeEnable = "1"	iAH16Oe.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	iAH16Oe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	iAH16Oe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	iAH16Oe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	iAH16Oe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	iAH16Oe.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/0x000a000000023b70-26.dat	family_redline
behavioral1/memory/4964-28-0x0000000000AF0000-0x0000000000B22000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
1624	sOi07at.exe
2508	sHF95gI.exe
3724	iAH16Oe.exe
4964	kiv15vJ.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"	iAH16Oe.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	sOi07at.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\\\""	sHF95gI.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\\\""	93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe

Launches sc.exe 1 IoCs

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

pid	Process
1320	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	sOi07at.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sHF95gI.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kiv15vJ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3724	iAH16Oe.exe
3724	iAH16Oe.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3724	iAH16Oe.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 1624	2612	93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe	83
PID 2612 wrote to memory of 1624	2612	93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe	83
PID 2612 wrote to memory of 1624	2612	93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe	83
PID 1624 wrote to memory of 2508	1624	sOi07at.exe	84
PID 1624 wrote to memory of 2508	1624	sOi07at.exe	84
PID 1624 wrote to memory of 2508	1624	sOi07at.exe	84
PID 2508 wrote to memory of 3724	2508	sHF95gI.exe	86
PID 2508 wrote to memory of 3724	2508	sHF95gI.exe	86
PID 2508 wrote to memory of 4964	2508	sHF95gI.exe	94
PID 2508 wrote to memory of 4964	2508	sHF95gI.exe	94
PID 2508 wrote to memory of 4964	2508	sHF95gI.exe	94

C:\Users\Admin\AppData\Local\Temp\93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe
"C:\Users\Admin\AppData\Local\Temp\93b26874c79a78abcc3c9fa55d8599b324311471bbdeaabd7fc9d8646319376a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sOi07at.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sOi07at.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1624
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sHF95gI.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sHF95gI.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2508
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iAH16Oe.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iAH16Oe.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3724
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kiv15vJ.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kiv15vJ.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4964

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1320

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\sOi07at.exe

Filesize
539KB

MD5
add24161e00c6a57e48dc64c29f33167

SHA1
da6da44817ad2c58bf86c563ca40b06af8d4d9cc

SHA256
6b25359093da5a7ce0cfdb2245e9411ae755af29bb5dda5f964c2bad4bbcdffe

SHA512
e67588e7560dfd9ebab39190a667aee1fb1b5cb0a3c7e5b1568c916ec1a47226fa860656184b76bad2d36b513e5159680f620940d3c822a93a7ed1fb2ed36b43

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sHF95gI.exe

Filesize
202KB

MD5
ede478a240e7bd11c53c781443b30fb8

SHA1
c1c8abbf88c846008f64b3b77199a0fb879f9a1c

SHA256
cea6749bb62f78f66b11a645968b3e0397ae5106cf9baf9afa6b1d2d4ed5071b

SHA512
14bccb5b762d69a3d432e101912d15225017c9bb5b29277e015b18a2904e1b05f0ceee86635f48dbec049c354039e6d8e59820be8215144ef2ae7a0c20fbce94

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iAH16Oe.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kiv15vJ.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/3724-21-0x00007FFBFAA23000-0x00007FFBFAA25000-memory.dmp

Filesize
8KB

Download
memory/3724-23-0x00007FFBFAA23000-0x00007FFBFAA25000-memory.dmp

Filesize
8KB

Download
memory/3724-22-0x00000000002F0000-0x00000000002FA000-memory.dmp

Filesize
40KB

Download
memory/4964-28-0x0000000000AF0000-0x0000000000B22000-memory.dmp

Filesize
200KB

Download
memory/4964-29-0x0000000005910000-0x0000000005F28000-memory.dmp

Filesize
6.1MB

Download
memory/4964-30-0x0000000005490000-0x000000000559A000-memory.dmp

Filesize
1.0MB

Download
memory/4964-31-0x00000000053C0000-0x00000000053D2000-memory.dmp

Filesize
72KB

Download
memory/4964-32-0x0000000005420000-0x000000000545C000-memory.dmp

Filesize
240KB

Download
memory/4964-33-0x00000000055A0000-0x00000000055EC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads