healer | 6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f

General

Target

6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe
Size

478KB
MD5

008305d6d01bcb543bc0b951abd45fcf
SHA1

4312eec7790a39c7b8bbec03f3feebcade6c3727
SHA256

6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f
SHA512

821908ff115d2a218cb57aac83ea3da05b2e5e08a0898a681175509de06cb48f6d5d94c29dd4f849e1f9674d1cc03a2de5fe9e052389c11bf4cbcb3d64cd31d2
SSDEEP

12288:TMroy90hz3VdP7yJpZH+y2xFfLzYPe2xd1/:XyAVMqHx5Lz58

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/3640-19-0x00000000025D0000-0x00000000025EA000-memory.dmp	healer
behavioral1/memory/3640-21-0x00000000027D0000-0x00000000027E8000-memory.dmp	healer
behavioral1/memory/3640-49-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-47-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-45-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-43-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-41-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-39-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-37-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-36-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-33-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-32-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-29-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-27-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-25-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-23-0x00000000027D0000-0x00000000027E2000-memory.dmp	healer
behavioral1/memory/3640-22-0x00000000027D0000-0x00000000027E2000-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\DisableIOAVProtection = "1"	bdl07aA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bdl07aA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bdl07aA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bdl07aA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bdl07aA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bdl07aA.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/0x0007000000023c79-59.dat	family_redline
behavioral1/memory/656-60-0x0000000000B00000-0x0000000000B32000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3496	noR72fx.exe
3640	bdl07aA.exe
656	dPl91gq.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	bdl07aA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bdl07aA.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\\\""	6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.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\\\""	noR72fx.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4808	3640	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	6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	noR72fx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bdl07aA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dPl91gq.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3640	bdl07aA.exe
3640	bdl07aA.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3640	bdl07aA.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 3496	736	6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe	84
PID 736 wrote to memory of 3496	736	6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe	84
PID 736 wrote to memory of 3496	736	6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe	84
PID 3496 wrote to memory of 3640	3496	noR72fx.exe	85
PID 3496 wrote to memory of 3640	3496	noR72fx.exe	85
PID 3496 wrote to memory of 3640	3496	noR72fx.exe	85
PID 3496 wrote to memory of 656	3496	noR72fx.exe	92
PID 3496 wrote to memory of 656	3496	noR72fx.exe	92
PID 3496 wrote to memory of 656	3496	noR72fx.exe	92

C:\Users\Admin\AppData\Local\Temp\6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe
"C:\Users\Admin\AppData\Local\Temp\6c3261b843060632d072dff25bc658ec31a7ec3b54e4ab79214f893b88e7a79f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:736
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\noR72fx.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\noR72fx.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3496
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdl07aA.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdl07aA.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:3640
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3640 -s 1088
      4⤵
      Program crash
      PID:4808
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPl91gq.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPl91gq.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3640 -ip 3640
1⤵
PID:1416

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\noR72fx.exe

Filesize
374KB

MD5
dc6c484b02571b1df79fbfc45bc1ac4a

SHA1
e8b1c8fb4aaff06ae7ec7abfeaefe95046df9e52

SHA256
30fdd3b4192c6fa52c1f29227733a19084c122708ab2647b23d45d80448da334

SHA512
0adf67118ef21ce378f2d4404df60729d142f2ac222dd86e23985001ca598ca8c1ae05cc23ad4fa9a23f42d7015b3965bcf21fe3ac4103c2facc96b27a8d9237

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bdl07aA.exe

Filesize
235KB

MD5
760791b22909e7d142a6c97e4aa18476

SHA1
912f22fb3409888fda2e71d7868242bad21681e2

SHA256
30a7dd0b713c452b66bbe4dbde9f345919d3fb2b8fdbd0b2afe00c0913dd4c2d

SHA512
415657cf57d4a74e8a221939a091b9ad87aad4ccd55d8667d8bfdd5b8a93a02ab359543a7ff936fdc866be5a39f0b4b73822f385dc9000d1a97a9d5f117a156e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPl91gq.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/656-65-0x00000000056F0000-0x000000000573C000-memory.dmp

Filesize
304KB

Download
memory/656-64-0x0000000005590000-0x00000000055CC000-memory.dmp

Filesize
240KB

Download
memory/656-63-0x0000000005530000-0x0000000005542000-memory.dmp

Filesize
72KB

Download
memory/656-62-0x00000000055E0000-0x00000000056EA000-memory.dmp

Filesize
1.0MB

Download
memory/656-61-0x0000000005A60000-0x0000000006078000-memory.dmp

Filesize
6.1MB

Download
memory/656-60-0x0000000000B00000-0x0000000000B32000-memory.dmp

Filesize
200KB

Download
memory/3640-32-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-23-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-45-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-43-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-41-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-39-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-37-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-36-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-33-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-49-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-29-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-27-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-25-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-47-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-22-0x00000000027D0000-0x00000000027E2000-memory.dmp

Filesize
72KB

Download
memory/3640-50-0x00000000008B0000-0x00000000009B0000-memory.dmp

Filesize
1024KB

Download
memory/3640-51-0x0000000000810000-0x000000000083D000-memory.dmp

Filesize
180KB

Download
memory/3640-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3640-55-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/3640-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3640-21-0x00000000027D0000-0x00000000027E8000-memory.dmp

Filesize
96KB

Download
memory/3640-20-0x0000000004D90000-0x0000000005334000-memory.dmp

Filesize
5.6MB

Download
memory/3640-19-0x00000000025D0000-0x00000000025EA000-memory.dmp

Filesize
104KB

Download
memory/3640-18-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/3640-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3640-16-0x0000000000810000-0x000000000083D000-memory.dmp

Filesize
180KB

Download
memory/3640-15-0x00000000008B0000-0x00000000009B0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads