healer | 742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a

General

Target

742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe
Size

471KB
MD5

c95057413810ad173806ad62e6848ca0
SHA1

e7272b1b2957051280699e4c82080220be780262
SHA256

742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a
SHA512

51e081c17534f0e959cd9dd4a6934701b5e3c91bac61888db3a2864bd2dd40b540f454af0bf0a4ffd2c871e32a0f2adaeb80525c1c3d45808cb6feec802ec2cb
SSDEEP

12288:JMrXy90Peof2BPRA3oZdHlD9AXxITzdDdVWa:myVof2o3ojHlRe6Thh

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/3560-19-0x00000000028A0000-0x00000000028BA000-memory.dmp	healer
behavioral1/memory/3560-21-0x0000000002930000-0x0000000002948000-memory.dmp	healer
behavioral1/memory/3560-47-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-45-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-43-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-41-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-40-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-37-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-49-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-35-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-33-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-31-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-29-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-27-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-25-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-23-0x0000000002930000-0x0000000002942000-memory.dmp	healer
behavioral1/memory/3560-22-0x0000000002930000-0x0000000002942000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	btW30Sn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	btW30Sn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	btW30Sn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	btW30Sn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	btW30Sn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	btW30Sn.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/0x000a000000023b8b-58.dat	family_redline
behavioral1/memory/544-60-0x0000000000C50000-0x0000000000C82000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4884	nfO45gO.exe
3560	btW30Sn.exe
544	dfj16yU.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	btW30Sn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	btW30Sn.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\\\""	742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.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\\\""	nfO45gO.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
628	3560	WerFault.exe	84

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	742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nfO45gO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	btW30Sn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dfj16yU.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3560	btW30Sn.exe
3560	btW30Sn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3560	btW30Sn.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 4884	5084	742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe	83
PID 5084 wrote to memory of 4884	5084	742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe	83
PID 5084 wrote to memory of 4884	5084	742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe	83
PID 4884 wrote to memory of 3560	4884	nfO45gO.exe	84
PID 4884 wrote to memory of 3560	4884	nfO45gO.exe	84
PID 4884 wrote to memory of 3560	4884	nfO45gO.exe	84
PID 4884 wrote to memory of 544	4884	nfO45gO.exe	100
PID 4884 wrote to memory of 544	4884	nfO45gO.exe	100
PID 4884 wrote to memory of 544	4884	nfO45gO.exe	100

C:\Users\Admin\AppData\Local\Temp\742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe
"C:\Users\Admin\AppData\Local\Temp\742d278c7001e33ca7301223f6231e4fedfece2e9beeafa81b487a9d9e61303a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5084
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nfO45gO.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nfO45gO.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4884
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btW30Sn.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btW30Sn.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:3560
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 1084
      4⤵
      Program crash
      PID:628
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfj16yU.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfj16yU.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3560 -ip 3560
1⤵
PID:4672

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\nfO45gO.exe

Filesize
367KB

MD5
79b0bb19fda34fb6d8604db07f2eabd7

SHA1
cac8aa2f0b41e2acd7de3103374f876971294cf5

SHA256
56fa5a202433d172d5367aa37b634d62b588d778f709758fa9de6e11ca74f081

SHA512
54e2720e82f9f1ea4413cc5c83ec3bc98be5c785c30ded851e0f5b7bd9656e450f371ed25701684732b3b6b0645e45c03b5c533fc02ebac607cd8b1cf9ee1b75

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btW30Sn.exe

Filesize
221KB

MD5
4feb45b0494ebda3a75baf46d9a6ace6

SHA1
412a2e08c2def6996742c6e8fc20cfc982d30cd9

SHA256
3e361b1e9b10cdc0c9f294148c6f4b4bc0d93a4562a6b8dda641e870e1432f77

SHA512
d408c826beba95df794cd648f8ccb87d871c35368038bea9105c550b5b5f054241c75d73d46056a313aa045ff02a5322bac2e754d542bd7d469f9bd69cc87125

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfj16yU.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/544-65-0x0000000005700000-0x000000000574C000-memory.dmp

Filesize
304KB

Download
memory/544-64-0x0000000005580000-0x00000000055BC000-memory.dmp

Filesize
240KB

Download
memory/544-63-0x0000000005520000-0x0000000005532000-memory.dmp

Filesize
72KB

Download
memory/544-62-0x00000000055F0000-0x00000000056FA000-memory.dmp

Filesize
1.0MB

Download
memory/544-61-0x0000000005AF0000-0x0000000006108000-memory.dmp

Filesize
6.1MB

Download
memory/544-60-0x0000000000C50000-0x0000000000C82000-memory.dmp

Filesize
200KB

Download
memory/3560-31-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-23-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-43-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-41-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-40-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-37-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-49-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-35-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-33-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-47-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-29-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-27-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-25-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-45-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-22-0x0000000002930000-0x0000000002942000-memory.dmp

Filesize
72KB

Download
memory/3560-50-0x0000000000A50000-0x0000000000B50000-memory.dmp

Filesize
1024KB

Download
memory/3560-51-0x0000000000910000-0x000000000093D000-memory.dmp

Filesize
180KB

Download
memory/3560-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3560-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3560-55-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/3560-21-0x0000000002930000-0x0000000002948000-memory.dmp

Filesize
96KB

Download
memory/3560-20-0x0000000004EA0000-0x0000000005444000-memory.dmp

Filesize
5.6MB

Download
memory/3560-19-0x00000000028A0000-0x00000000028BA000-memory.dmp

Filesize
104KB

Download
memory/3560-18-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/3560-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3560-16-0x0000000000910000-0x000000000093D000-memory.dmp

Filesize
180KB

Download
memory/3560-15-0x0000000000A50000-0x0000000000B50000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads