healer | 7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989

General

Target

7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe
Size

376KB
MD5

639e671adac3a9266000428b0fdd0edb
SHA1

9456f44d5fff7ef7e347afb97aad7555bd94ad92
SHA256

7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989
SHA512

c2e2dd4b2d27caea96dd0dc878727a283166c755cb527939aa0aa57762c76eb2d1b3ab5ce6ef3b8ee9b4e4825f5d00d958bb40066429bb9946330d75ef24c205
SSDEEP

6144:KCy+bnr+Wp0yN90QEMyWQhetE5c7fQHbiJgLDYhVuJpqqqhkYGegcAwEI:OMrqy90tPeS5onhVujqqONgcAwEI

Score

10^/10

healer redline discovery dropper evasion infostealer persistence trojan

Malware Config

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x0009000000023be4-12.dat	healer
behavioral1/memory/4992-15-0x00000000003F0000-0x00000000003FA000-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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a0539117.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a0539117.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a0539117.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a0539117.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a0539117.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a0539117.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/0x0008000000023be5-19.dat	family_redline
behavioral1/memory/4176-21-0x0000000000090000-0x00000000000B8000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4896	v5235881.exe
4992	a0539117.exe
4176	b7368830.exe

Windows security modification 2 TTPs 1 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"	a0539117.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\\\""	7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.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\\\""	v5235881.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v5235881.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7368830.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4992	a0539117.exe
4992	a0539117.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4992	a0539117.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 4896	5072	7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe	84
PID 5072 wrote to memory of 4896	5072	7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe	84
PID 5072 wrote to memory of 4896	5072	7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe	84
PID 4896 wrote to memory of 4992	4896	v5235881.exe	85
PID 4896 wrote to memory of 4992	4896	v5235881.exe	85
PID 4896 wrote to memory of 4176	4896	v5235881.exe	101
PID 4896 wrote to memory of 4176	4896	v5235881.exe	101
PID 4896 wrote to memory of 4176	4896	v5235881.exe	101

C:\Users\Admin\AppData\Local\Temp\7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe
"C:\Users\Admin\AppData\Local\Temp\7d65762f0ed6766872e56b22b0cca75463c86b1963e3ea5471933316d02b0989.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5235881.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5235881.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4896
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0539117.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0539117.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4992
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7368830.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7368830.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4176

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\v5235881.exe

Filesize
204KB

MD5
99994277e80e499bff609e780cfc8009

SHA1
e7fc3db72ed1fb97952dfecccce2f49493c74174

SHA256
8ecd47b7e25b3a06431fc73c4608078acd16f958d2c07dc876e26e297134c310

SHA512
8f41b11f4f6388c80913869fb74c40e69b94647f6cfb1b236133bba940903adf855c4b9bc51221689a64826d768c6fa1582f58475ed2ebf7507de82bbb56cfff

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0539117.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b7368830.exe

Filesize
136KB

MD5
d6ea558aefe4eb4bc928dda7f3f082b5

SHA1
85b9789ac699f4e68f3315171ab8a47e74b6efda

SHA256
be2038349d3d0a1b053fa775d195b8d21835ec8793fdae88de3fc99fde6fe614

SHA512
e7f434927656d90d31542e9d8d55d2e0b8ed7e5409341e48a4610b54a0ed75b1d2e780573e8a0a4ab0305dee2df9298ef6cd118b35c043183f06ba36a59c7156

Download Submit
memory/4176-21-0x0000000000090000-0x00000000000B8000-memory.dmp

Filesize
160KB

Download
memory/4176-22-0x0000000007390000-0x00000000079A8000-memory.dmp

Filesize
6.1MB

Download
memory/4176-23-0x0000000006DB0000-0x0000000006DC2000-memory.dmp

Filesize
72KB

Download
memory/4176-24-0x0000000006F20000-0x000000000702A000-memory.dmp

Filesize
1.0MB

Download
memory/4176-25-0x0000000006E50000-0x0000000006E8C000-memory.dmp

Filesize
240KB

Download
memory/4176-26-0x0000000004420000-0x000000000446C000-memory.dmp

Filesize
304KB

Download
memory/4992-14-0x00007FFE22FE3000-0x00007FFE22FE5000-memory.dmp

Filesize
8KB

Download
memory/4992-15-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/4992-16-0x00007FFE22FE3000-0x00007FFE22FE5000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads