healer | 8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98f

General

Target

8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe
Size

500KB
MD5

5d9d5531189b29e23a3990479d212890
SHA1

8023e3c546b7620bea6bf369746a9f0267bacea8
SHA256

8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98f
SHA512

0c20389b2a29647669957e92190b1f9e5d6d7cb606db9d635f8a221fdf2a860b08e023dce7eaf455640b18db475581a3469dabf4ea56af6a8a6cb3f5e61c61ab
SSDEEP

12288:wMrWy90La13xJ6NI67oRcz8OZW/ni1FgBqm8jA:2y8a137h6d8gW/kGkBk

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/0x0008000000023c99-13.dat	healer
behavioral1/memory/4552-15-0x0000000000720000-0x000000000072A000-memory.dmp	healer
behavioral1/memory/2632-22-0x0000000002390000-0x00000000023AA000-memory.dmp	healer
behavioral1/memory/2632-24-0x0000000002600000-0x0000000002618000-memory.dmp	healer
behavioral1/memory/2632-30-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-52-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-50-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-48-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-47-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-44-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-42-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-41-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-38-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-36-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-34-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-32-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-28-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-26-0x0000000002600000-0x0000000002612000-memory.dmp	healer
behavioral1/memory/2632-25-0x0000000002600000-0x0000000002612000-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\DisableIOAVProtection = "1"	dUd62Bv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dUd62Bv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dUd62Bv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eYt19GO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eYt19GO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eYt19GO.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dUd62Bv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dUd62Bv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dUd62Bv.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eYt19GO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eYt19GO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eYt19GO.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/0x0007000000023c97-58.dat	family_redline
behavioral1/memory/3928-59-0x0000000000560000-0x0000000000592000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2688	neU94Ol32.exe
4552	dUd62Bv.exe
2632	eYt19GO.exe
3928	frh67KJ.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"	dUd62Bv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eYt19GO.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eYt19GO.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\\\""	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.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\\\""	neU94Ol32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3772	2632	WerFault.exe	98

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	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	neU94Ol32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eYt19GO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	frh67KJ.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4552	dUd62Bv.exe
4552	dUd62Bv.exe
2632	eYt19GO.exe
2632	eYt19GO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4552	dUd62Bv.exe
Token: SeDebugPrivilege	2632	eYt19GO.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 2688	3352	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe	85
PID 3352 wrote to memory of 2688	3352	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe	85
PID 3352 wrote to memory of 2688	3352	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe	85
PID 2688 wrote to memory of 4552	2688	neU94Ol32.exe	86
PID 2688 wrote to memory of 4552	2688	neU94Ol32.exe	86
PID 2688 wrote to memory of 2632	2688	neU94Ol32.exe	98
PID 2688 wrote to memory of 2632	2688	neU94Ol32.exe	98
PID 2688 wrote to memory of 2632	2688	neU94Ol32.exe	98
PID 3352 wrote to memory of 3928	3352	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe	103
PID 3352 wrote to memory of 3928	3352	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe	103
PID 3352 wrote to memory of 3928	3352	8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe	103

C:\Users\Admin\AppData\Local\Temp\8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe
"C:\Users\Admin\AppData\Local\Temp\8c0c0cb0b6e7418a3e88f2b9f170b3336b088521fabbd86ebd3c26edfac8f98fN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neU94Ol32.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neU94Ol32.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUd62Bv.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUd62Bv.exe
    3⤵
    - 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\IXP001.TMP\eYt19GO.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eYt19GO.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:2632
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 1080
      4⤵
      Program crash
      PID:3772
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\frh67KJ.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\frh67KJ.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2632 -ip 2632
1⤵
PID:5044

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\frh67KJ.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\neU94Ol32.exe

Filesize
355KB

MD5
5ddf75f9c2282b34037abfc1210077d9

SHA1
eb3ef8d80c64b9242bc1d77090525ab5df5d1f91

SHA256
e9e969ce6189b8bf144ae44a0c27f46ad6d992821d9b0742486051a55d546e4f

SHA512
51be49f10a9a17b32ce5490f7e5029f03d08d1c99281376bd97f1ca6904ce8d027a461a7c0f2c1fd0a624ffe6829cc7ca8c3044d81988380c34896101d4572a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dUd62Bv.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eYt19GO.exe

Filesize
295KB

MD5
dd0adf92524d842b17843e3a38769564

SHA1
4b34fbf5dade2193630f92053be9f0dcfe563d3c

SHA256
489cdd40de47bde8a31100897afafb3213c01de9cab0bc656e3cbf01c48e3682

SHA512
7fbb9c9ad3df3bfd0ae3741bf76c92bdd9ea3f23e1316f4948a60e1efc3ff6dcbd4d37d7da725659fa38a0cbc0fc41d1dc85515d56b15af5cbf891bfe6853bc2

Download Submit
memory/2632-41-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-34-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-22-0x0000000002390000-0x00000000023AA000-memory.dmp

Filesize
104KB

Download
memory/2632-23-0x0000000004D80000-0x0000000005324000-memory.dmp

Filesize
5.6MB

Download
memory/2632-24-0x0000000002600000-0x0000000002618000-memory.dmp

Filesize
96KB

Download
memory/2632-30-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-52-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-50-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-48-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-47-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-44-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-42-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-55-0x0000000000400000-0x00000000005C6000-memory.dmp

Filesize
1.8MB

Download
memory/2632-38-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-36-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-53-0x0000000000400000-0x00000000005C6000-memory.dmp

Filesize
1.8MB

Download
memory/2632-32-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-28-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-26-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/2632-25-0x0000000002600000-0x0000000002612000-memory.dmp

Filesize
72KB

Download
memory/3928-59-0x0000000000560000-0x0000000000592000-memory.dmp

Filesize
200KB

Download
memory/3928-60-0x00000000054C0000-0x0000000005AD8000-memory.dmp

Filesize
6.1MB

Download
memory/3928-61-0x0000000005040000-0x000000000514A000-memory.dmp

Filesize
1.0MB

Download
memory/3928-62-0x0000000004F70000-0x0000000004F82000-memory.dmp

Filesize
72KB

Download
memory/3928-63-0x0000000004FF0000-0x000000000502C000-memory.dmp

Filesize
240KB

Download
memory/3928-64-0x0000000005150000-0x000000000519C000-memory.dmp

Filesize
304KB

Download
memory/4552-16-0x00007FFBA0563000-0x00007FFBA0565000-memory.dmp

Filesize
8KB

Download
memory/4552-15-0x0000000000720000-0x000000000072A000-memory.dmp

Filesize
40KB

Download
memory/4552-14-0x00007FFBA0563000-0x00007FFBA0565000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads