healer | 50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3

General

Target

50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe
Size

516KB
MD5

7ef65abce815d245cec9482aea14b928
SHA1

232046e7c2e606a555e876180e936b0fd7971b3a
SHA256

50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3
SHA512

4b8b81a0ff099d245606140d763267d3784d9cd99f58a6b062a85490d5449bb676a8e61e50fa747260d2363bf739f895890582d22743a00b4c0277a11b143226
SSDEEP

12288:jMrky901bjxQB2e5q+Q/I2I86EZkoHHEq5LrbBn:3y+O1g+QZIVENLN

Score

10^/10

healer redline dubik discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dubik

C2

193.233.20.17:4139

Attributes

auth_value
05136deb26ad700ca57d43b1de454f46

Signatures

Detects Healer an antivirus disabler dropper 2 IoCs

resource	yara_rule
behavioral1/files/0x000b000000023b42-12.dat	healer
behavioral1/memory/1680-15-0x0000000000DD0000-0x0000000000DDA000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	rVz4960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	rVz4960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	rVz4960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	rVz4960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	rVz4960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	rVz4960.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/0x000a000000023b43-19.dat	family_redline
behavioral1/memory/2852-21-0x0000000000330000-0x0000000000362000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1648	vmP1572.exe
1680	rVz4960.exe
2852	tiE06Bi.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"	rVz4960.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\\\""	50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.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\\\""	vmP1572.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	vmP1572.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tiE06Bi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1680	rVz4960.exe
1680	rVz4960.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	rVz4960.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4208 wrote to memory of 1648	4208	50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe	83
PID 4208 wrote to memory of 1648	4208	50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe	83
PID 4208 wrote to memory of 1648	4208	50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe	83
PID 1648 wrote to memory of 1680	1648	vmP1572.exe	84
PID 1648 wrote to memory of 1680	1648	vmP1572.exe	84
PID 1648 wrote to memory of 2852	1648	vmP1572.exe	94
PID 1648 wrote to memory of 2852	1648	vmP1572.exe	94
PID 1648 wrote to memory of 2852	1648	vmP1572.exe	94

C:\Users\Admin\AppData\Local\Temp\50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe
"C:\Users\Admin\AppData\Local\Temp\50829ef563e70e9b342bf979a2aa5148fce8a29b8a0b4f0a3bdd59f47888d2c3.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4208
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmP1572.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vmP1572.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rVz4960.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rVz4960.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1680
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tiE06Bi.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tiE06Bi.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2852

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\vmP1572.exe

Filesize
202KB

MD5
e97f3144b0b7cb1b3d5b9444cd1a5ea8

SHA1
e573c889b7f6bade67ec8ad3e453ad40647ebdc9

SHA256
10bbb8faa12117c96cfe0652ad4415c7dcdc9a560abece067373d8c97b0ed212

SHA512
6864528248f51694cf4870ec293759e7224abe88e8a6c6cf0c8cab985a72dcac80a9028dad7157aa121a3999b47f4d27cf0ffb91ea83e130eb0f8b3a5e8a661f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rVz4960.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tiE06Bi.exe

Filesize
175KB

MD5
cddbd387c5c8bb5e8a8ad341f7d05475

SHA1
1ae74b1a19a38a736b5321b41de10a48ab72eddc

SHA256
c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d

SHA512
ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

Download Submit
memory/1680-14-0x00007FFD8EBB3000-0x00007FFD8EBB5000-memory.dmp

Filesize
8KB

Download
memory/1680-15-0x0000000000DD0000-0x0000000000DDA000-memory.dmp

Filesize
40KB

Download
memory/1680-16-0x00007FFD8EBB3000-0x00007FFD8EBB5000-memory.dmp

Filesize
8KB

Download
memory/2852-21-0x0000000000330000-0x0000000000362000-memory.dmp

Filesize
200KB

Download
memory/2852-22-0x00000000052B0000-0x00000000058C8000-memory.dmp

Filesize
6.1MB

Download
memory/2852-23-0x0000000004E10000-0x0000000004F1A000-memory.dmp

Filesize
1.0MB

Download
memory/2852-24-0x0000000004D40000-0x0000000004D52000-memory.dmp

Filesize
72KB

Download
memory/2852-25-0x0000000004DA0000-0x0000000004DDC000-memory.dmp

Filesize
240KB

Download
memory/2852-26-0x0000000004F20000-0x0000000004F6C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads