healer | 28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9

General

Target

28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe
Size

482KB
MD5

e9822876b0362a7917c208901e3fb809
SHA1

8cdb36a79be4178027257d2abb2b3cd01645221b
SHA256

28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9
SHA512

d778c6f0dc76c9de8d79aeef2ae1b2a6e0a8b736f68da28f5c5cbaf9343a058df5a0de4f9f59a61f6c2e275665f6066d1df7a5e7ac6829a48a78aa2a5556a700
SSDEEP

12288:bMrIy90PVxvwBCXySKVb9YWw61eiHDJh5R:XyMxoBCXgbKp61eiJV

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/0x000b000000023b75-13.dat	healer
behavioral1/memory/3224-15-0x0000000000CA0000-0x0000000000CAA000-memory.dmp	healer
behavioral1/memory/1916-21-0x00000000022B0000-0x00000000022CA000-memory.dmp	healer
behavioral1/memory/1916-23-0x0000000002590000-0x00000000025A8000-memory.dmp	healer
behavioral1/memory/1916-24-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-31-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-49-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-47-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-45-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-43-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-41-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-39-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-37-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-35-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-33-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-29-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-27-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-51-0x0000000002590000-0x00000000025A2000-memory.dmp	healer
behavioral1/memory/1916-25-0x0000000002590000-0x00000000025A2000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dJu43kP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dJu43kP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dJu43kP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dJu43kP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dJu43kP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dJu43kP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	enE60Sj.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/0x000a000000023b73-56.dat	family_redline
behavioral1/memory/2796-58-0x0000000000FC0000-0x0000000000FF2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
3440	nCj78Vl59.exe
3224	dJu43kP.exe
1916	enE60Sj.exe
2796	fwp57jN.exe

Windows security modification 2 TTPs 3 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	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	enE60Sj.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	dJu43kP.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	nCj78Vl59.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\\\""	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe

Launches sc.exe 1 IoCs

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

pid	Process
2436	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	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nCj78Vl59.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	enE60Sj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fwp57jN.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3224	dJu43kP.exe
3224	dJu43kP.exe
1916	enE60Sj.exe
1916	enE60Sj.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3224	dJu43kP.exe
Token: SeDebugPrivilege	1916	enE60Sj.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 3440	3732	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe	83
PID 3732 wrote to memory of 3440	3732	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe	83
PID 3732 wrote to memory of 3440	3732	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe	83
PID 3440 wrote to memory of 3224	3440	nCj78Vl59.exe	84
PID 3440 wrote to memory of 3224	3440	nCj78Vl59.exe	84
PID 3440 wrote to memory of 1916	3440	nCj78Vl59.exe	93
PID 3440 wrote to memory of 1916	3440	nCj78Vl59.exe	93
PID 3440 wrote to memory of 1916	3440	nCj78Vl59.exe	93
PID 3732 wrote to memory of 2796	3732	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe	94
PID 3732 wrote to memory of 2796	3732	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe	94
PID 3732 wrote to memory of 2796	3732	28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe	94

C:\Users\Admin\AppData\Local\Temp\28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe
"C:\Users\Admin\AppData\Local\Temp\28e98ab6944468dc5f3491b5b9b6ac0348718487b6cfd8d83d57393a6bd122e9.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3732
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCj78Vl59.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCj78Vl59.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3440
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dJu43kP.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dJu43kP.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3224
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enE60Sj.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enE60Sj.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:1916
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fwp57jN.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fwp57jN.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2796

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2436

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\fwp57jN.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCj78Vl59.exe

Filesize
337KB

MD5
fd0ba84442cb988c78a95c04086ddc0a

SHA1
81550b68e7daecf3d215c37b04c0be40e491c312

SHA256
c7edeced6116c73aa69715c225c7d10229967402353a39737483566e13e84fff

SHA512
9c29a36e7f5e5558324d448df9f2765e5b991b20865632df1e0904310166e0c0937e38b14607c6dd271b1109a7f368e39ebd9de16f151baefed92abd2c9606bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dJu43kP.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enE60Sj.exe

Filesize
248KB

MD5
304c8cb41d2d053924fd649d46e25833

SHA1
c828210477114f0133a8a40ffa5698466c1c111d

SHA256
cafba37de3836bb04111ba302733eaede3db9af37c66268722ea5fccfae57333

SHA512
af3eef5638ada7d7e9680924cef2354d36a7cf9a29b7733cb3dbdf0215e91542037edeb70616978e4e494f24cb5a4c0d7fb2ae2b1db12df8c9a0e0409f35ae44

Download Submit
memory/1916-37-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-35-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-22-0x0000000004CE0000-0x0000000005284000-memory.dmp

Filesize
5.6MB

Download
memory/1916-23-0x0000000002590000-0x00000000025A8000-memory.dmp

Filesize
96KB

Download
memory/1916-24-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-31-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-49-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-47-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-45-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-43-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-41-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-39-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-54-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download
memory/1916-21-0x00000000022B0000-0x00000000022CA000-memory.dmp

Filesize
104KB

Download
memory/1916-33-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-29-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-27-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-51-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-25-0x0000000002590000-0x00000000025A2000-memory.dmp

Filesize
72KB

Download
memory/1916-52-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download
memory/2796-58-0x0000000000FC0000-0x0000000000FF2000-memory.dmp

Filesize
200KB

Download
memory/2796-59-0x0000000005F30000-0x0000000006548000-memory.dmp

Filesize
6.1MB

Download
memory/2796-60-0x0000000005A90000-0x0000000005B9A000-memory.dmp

Filesize
1.0MB

Download
memory/2796-61-0x00000000059C0000-0x00000000059D2000-memory.dmp

Filesize
72KB

Download
memory/2796-62-0x0000000005A20000-0x0000000005A5C000-memory.dmp

Filesize
240KB

Download
memory/2796-63-0x0000000005BA0000-0x0000000005BEC000-memory.dmp

Filesize
304KB

Download
memory/3224-14-0x00007FF9013D3000-0x00007FF9013D5000-memory.dmp

Filesize
8KB

Download
memory/3224-15-0x0000000000CA0000-0x0000000000CAA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads