healer | e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60

General

Target

e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe
Size

481KB
MD5

1d5b39499c643f777e5b48857b1d0933
SHA1

ce082bc100ed7ddb307b265290756765765af3cc
SHA256

e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60
SHA512

fbd0a398a6ebecdd256e6601bbab2006585a3847f6c857a32ed0ad1688951b2872f25f2945147627598dc85810d0edd2da6eb346ea85718a34ffd190d11605d3
SSDEEP

12288:5Mry2y907v2WYSLap90w1AUNqSs1NXpdHkd2:t2ymCZn0wWUArJTf

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/0x0008000000023ca4-12.dat	healer
behavioral1/memory/2744-15-0x0000000000C40000-0x0000000000C4A000-memory.dmp	healer
behavioral1/memory/2452-22-0x0000000002200000-0x000000000221A000-memory.dmp	healer
behavioral1/memory/2452-24-0x00000000026B0000-0x00000000026C8000-memory.dmp	healer
behavioral1/memory/2452-25-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-30-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-50-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-48-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-47-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-44-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-43-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-40-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-38-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-36-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-52-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-34-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-32-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-28-0x00000000026B0000-0x00000000026C2000-memory.dmp	healer
behavioral1/memory/2452-26-0x00000000026B0000-0x00000000026C2000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	eyB78wQ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	dOv75Jn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	dOv75Jn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	dOv75Jn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	dOv75Jn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	eyB78wQ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	eyB78wQ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	eyB78wQ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	dOv75Jn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	dOv75Jn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	eyB78wQ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	eyB78wQ.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/0x0007000000023ca2-57.dat	family_redline
behavioral1/memory/1676-59-0x0000000000C00000-0x0000000000C32000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

pid	Process
2440	nkP97rS75.exe
2744	dOv75Jn.exe
2452	eyB78wQ.exe
1676	flF56Tb.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"	dOv75Jn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	eyB78wQ.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	eyB78wQ.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\\\""	nkP97rS75.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\\\""	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe

Launches sc.exe 1 IoCs

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

pid	Process
1184	sc.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1040	2452	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	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nkP97rS75.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eyB78wQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	flF56Tb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2744	dOv75Jn.exe
2744	dOv75Jn.exe
2452	eyB78wQ.exe
2452	eyB78wQ.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	dOv75Jn.exe
Token: SeDebugPrivilege	2452	eyB78wQ.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 2440	644	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe	84
PID 644 wrote to memory of 2440	644	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe	84
PID 644 wrote to memory of 2440	644	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe	84
PID 2440 wrote to memory of 2744	2440	nkP97rS75.exe	85
PID 2440 wrote to memory of 2744	2440	nkP97rS75.exe	85
PID 2440 wrote to memory of 2452	2440	nkP97rS75.exe	93
PID 2440 wrote to memory of 2452	2440	nkP97rS75.exe	93
PID 2440 wrote to memory of 2452	2440	nkP97rS75.exe	93
PID 644 wrote to memory of 1676	644	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe	98
PID 644 wrote to memory of 1676	644	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe	98
PID 644 wrote to memory of 1676	644	e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe	98

C:\Users\Admin\AppData\Local\Temp\e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe
"C:\Users\Admin\AppData\Local\Temp\e9f27948de48b965dc8394ec73847e6ea7703a58a7495806f12d10e45563df60.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:644
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkP97rS75.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkP97rS75.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2440
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dOv75Jn.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dOv75Jn.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2744
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eyB78wQ.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eyB78wQ.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:2452
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 1080
      4⤵
      Program crash
      PID:1040
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flF56Tb.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flF56Tb.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2452 -ip 2452
1⤵
PID:3196

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1184

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\flF56Tb.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkP97rS75.exe

Filesize
337KB

MD5
0a5bee3194b8808bc289c44e94d81c09

SHA1
886b58d6766e56dc687467299347176611fab976

SHA256
48cd9ea750ba82ca4e1d658a3e6b9922bea72058eb4e960cea4c0dcdeb5fddf5

SHA512
6c868ba080a1efa3cda1fcf46cc86192a301e6f7dc1305fbc55cc5fc6d17958c87e089aa3736e4971d0251e19f2ae48feee7c5ed9e558c99db369243d10e9a5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dOv75Jn.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eyB78wQ.exe

Filesize
245KB

MD5
d23b6e7f93be0600ef70b88eba0b02e9

SHA1
7c173033fa51159637ce720cb649aee8cc1b5e1a

SHA256
31cde2aab228129ca55f961c3eeb3e774cf25888f4efd33565193fe483e36f12

SHA512
f66e8ef13b54109de28bbc92cdca91047283f12bb54a07ded4dd605bee956bde27ad36c45944ba7f2d890a063e15957c1b3c8d376658aec6404896c187c55f98

Download Submit
memory/1676-64-0x00000000056B0000-0x00000000056FC000-memory.dmp

Filesize
304KB

Download
memory/1676-63-0x0000000005530000-0x000000000556C000-memory.dmp

Filesize
240KB

Download
memory/1676-62-0x00000000054D0000-0x00000000054E2000-memory.dmp

Filesize
72KB

Download
memory/1676-61-0x00000000055A0000-0x00000000056AA000-memory.dmp

Filesize
1.0MB

Download
memory/1676-60-0x0000000005A40000-0x0000000006058000-memory.dmp

Filesize
6.1MB

Download
memory/1676-59-0x0000000000C00000-0x0000000000C32000-memory.dmp

Filesize
200KB

Download
memory/2452-40-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-32-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-48-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-47-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-44-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-43-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-30-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-38-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-36-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-52-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-34-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-50-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-28-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-26-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-53-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2452-55-0x0000000000400000-0x000000000056F000-memory.dmp

Filesize
1.4MB

Download
memory/2452-25-0x00000000026B0000-0x00000000026C2000-memory.dmp

Filesize
72KB

Download
memory/2452-24-0x00000000026B0000-0x00000000026C8000-memory.dmp

Filesize
96KB

Download
memory/2452-23-0x0000000004BD0000-0x0000000005174000-memory.dmp

Filesize
5.6MB

Download
memory/2452-22-0x0000000002200000-0x000000000221A000-memory.dmp

Filesize
104KB

Download
memory/2744-16-0x00007FFD8CD93000-0x00007FFD8CD95000-memory.dmp

Filesize
8KB

Download
memory/2744-15-0x0000000000C40000-0x0000000000C4A000-memory.dmp

Filesize
40KB

Download
memory/2744-14-0x00007FFD8CD93000-0x00007FFD8CD95000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads