healer | e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d

General

Target

e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe
Size

483KB
MD5

0e9307eb4a85443b6ab3b3b29e5a9eeb
SHA1

2edf7ba7a38663ba8c1793b1a983584ec05532d1
SHA256

e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d
SHA512

83a11c8a15d2db715306ab3a112a58b4e4f95f5883160ad77be2144364d22d2f1659f1a3b05c0fc13b4f2b7ca5d9b34ddb2e0e4bac0444518a6d632921eb14ce
SSDEEP

12288:NMrGy90ENDn/RfEL2T7ps7YAw5n1SYwgDeEgmC:jyxjpZT7pfAw5n1n9gmC

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/0x000b000000023b87-12.dat	healer
behavioral1/memory/2440-15-0x00000000006A0000-0x00000000006AA000-memory.dmp	healer
behavioral1/memory/1420-22-0x00000000022E0000-0x00000000022FA000-memory.dmp	healer
behavioral1/memory/1420-24-0x00000000027C0000-0x00000000027D8000-memory.dmp	healer
behavioral1/memory/1420-28-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-50-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-48-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-47-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-44-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-42-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-40-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-38-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-36-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-34-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-32-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-30-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-26-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-25-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1420-52-0x00000000027C0000-0x00000000027D2000-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\DisableRealtimeMonitoring = "1"	dbi80OF.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eJA62XE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eJA62XE.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dbi80OF.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dbi80OF.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dbi80OF.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eJA62XE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eJA62XE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eJA62XE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eJA62XE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dbi80OF.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dbi80OF.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/0x000a000000023b85-57.dat	family_redline
behavioral1/memory/1776-59-0x00000000009C0000-0x00000000009F2000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
4180	nCd54ba47.exe
2440	dbi80OF.exe
1420	eJA62XE.exe
1776	fnz75Rv.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"	dbi80OF.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eJA62XE.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eJA62XE.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\\\""	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.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\\\""	nCd54ba47.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
752	1420	WerFault.exe	93

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	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nCd54ba47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eJA62XE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fnz75Rv.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2440	dbi80OF.exe
2440	dbi80OF.exe
1420	eJA62XE.exe
1420	eJA62XE.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	dbi80OF.exe
Token: SeDebugPrivilege	1420	eJA62XE.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 4180	2592	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe	83
PID 2592 wrote to memory of 4180	2592	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe	83
PID 2592 wrote to memory of 4180	2592	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe	83
PID 4180 wrote to memory of 2440	4180	nCd54ba47.exe	84
PID 4180 wrote to memory of 2440	4180	nCd54ba47.exe	84
PID 4180 wrote to memory of 1420	4180	nCd54ba47.exe	93
PID 4180 wrote to memory of 1420	4180	nCd54ba47.exe	93
PID 4180 wrote to memory of 1420	4180	nCd54ba47.exe	93
PID 2592 wrote to memory of 1776	2592	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe	97
PID 2592 wrote to memory of 1776	2592	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe	97
PID 2592 wrote to memory of 1776	2592	e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe	97

C:\Users\Admin\AppData\Local\Temp\e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe
"C:\Users\Admin\AppData\Local\Temp\e841688ee16215d4d4887c5a1850d7a8abea5cd1aef244175632bc2d91add78d.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCd54ba47.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCd54ba47.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4180
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbi80OF.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbi80OF.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2440
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJA62XE.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJA62XE.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:1420
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 1084
      4⤵
      Program crash
      PID:752
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fnz75Rv.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fnz75Rv.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1420 -ip 1420
1⤵
PID:836

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\fnz75Rv.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nCd54ba47.exe

Filesize
338KB

MD5
96fad1ca9b8dfa8107b606a6f8ca0227

SHA1
6b798e9b911adb5506d5102432cec40addd0fd56

SHA256
a39ee3f5088a4799b33db4d2f9e759c44f77f5f53783091a2327332fbb911a93

SHA512
065a79196fc15e33ddc3848f3b15bb7ebcf2bc8a0f99a646f6b1f91c683bd8b25f5c2ec97766881230a204da959eb0ca2352e8948e11945f9f9e9f222ff7dc19

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbi80OF.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJA62XE.exe

Filesize
257KB

MD5
42f3cdd0ab9ef3da2290e7aef9b9ae06

SHA1
181e0149f58fadf2443ed28a164bc997970d2b6b

SHA256
4b78d91fa2c282a7d372229c420484a38a6b84a07dfee7a98db960f2cc009b9d

SHA512
2b64e98b1bfcd4815d663a3bf1a194de2897bb877057246d6c6ffedb1b665715952942f808406d6dd5079061f987431549de297fbe2f7291b1f900d45c006572

Download Submit
memory/1420-38-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-32-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-22-0x00000000022E0000-0x00000000022FA000-memory.dmp

Filesize
104KB

Download
memory/1420-23-0x0000000004CA0000-0x0000000005244000-memory.dmp

Filesize
5.6MB

Download
memory/1420-24-0x00000000027C0000-0x00000000027D8000-memory.dmp

Filesize
96KB

Download
memory/1420-28-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-50-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-48-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-47-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-44-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-42-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-40-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-55-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1420-36-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-34-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-53-0x0000000000400000-0x0000000000574000-memory.dmp

Filesize
1.5MB

Download
memory/1420-30-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-26-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-25-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1420-52-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1776-59-0x00000000009C0000-0x00000000009F2000-memory.dmp

Filesize
200KB

Download
memory/1776-60-0x0000000005800000-0x0000000005E18000-memory.dmp

Filesize
6.1MB

Download
memory/1776-61-0x0000000005360000-0x000000000546A000-memory.dmp

Filesize
1.0MB

Download
memory/1776-62-0x0000000005290000-0x00000000052A2000-memory.dmp

Filesize
72KB

Download
memory/1776-63-0x0000000005320000-0x000000000535C000-memory.dmp

Filesize
240KB

Download
memory/1776-64-0x0000000005470000-0x00000000054BC000-memory.dmp

Filesize
304KB

Download
memory/2440-16-0x00007FFEC11B3000-0x00007FFEC11B5000-memory.dmp

Filesize
8KB

Download
memory/2440-15-0x00000000006A0000-0x00000000006AA000-memory.dmp

Filesize
40KB

Download
memory/2440-14-0x00007FFEC11B3000-0x00007FFEC11B5000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads