healer | 1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196

General

Target

1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe
Size

376KB
MD5

7b14c98be20bd4aa174f1e3ac9d05bbd
SHA1

7636fe9b65d73a18e69d5e38e38f1084568b9bf5
SHA256

1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196
SHA512

c5ee550f843ce256c11168d75683c427b0a26aa5e2fc6dda733708d51a614245de9d347f5153b1d9c842776cfee3f09c6e08de6d1109e1a4f9159ad3854c6c08
SSDEEP

6144:Kjy+bnr+dp0yN90QE0RAH1BAUReyC1n5vW5WxK6NFH29PS17mjHG63Dwfan9oGIT:BMrBy90iOBAUCh49Hxf9zIXb3

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/0x0008000000023cb3-12.dat	healer
behavioral1/memory/2828-15-0x0000000000CD0000-0x0000000000CDA000-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	k7462282.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k7462282.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k7462282.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k7462282.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k7462282.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k7462282.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/0x0007000000023cb4-19.dat	family_redline
behavioral1/memory/1708-21-0x00000000000D0000-0x00000000000F8000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3512	y0624799.exe
2828	k7462282.exe
1708	l5574729.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"	k7462282.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\\\""	1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.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\\\""	y0624799.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	l5574729.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y0624799.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2828	k7462282.exe
2828	k7462282.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	k7462282.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 3512	116	1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe	83
PID 116 wrote to memory of 3512	116	1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe	83
PID 116 wrote to memory of 3512	116	1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe	83
PID 3512 wrote to memory of 2828	3512	y0624799.exe	84
PID 3512 wrote to memory of 2828	3512	y0624799.exe	84
PID 3512 wrote to memory of 1708	3512	y0624799.exe	92
PID 3512 wrote to memory of 1708	3512	y0624799.exe	92
PID 3512 wrote to memory of 1708	3512	y0624799.exe	92

C:\Users\Admin\AppData\Local\Temp\1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe
"C:\Users\Admin\AppData\Local\Temp\1ebce173db5f773e0c96c80e1f9188932ed94608aa0f6720918dce0241754196.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:116
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0624799.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0624799.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3512
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7462282.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7462282.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2828
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5574729.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5574729.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1708

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\y0624799.exe

Filesize
204KB

MD5
80f5f247dd0c84da0670d5db75f2c16f

SHA1
2ff539e225ac3d0587cb4e170dd6d1c82aebf68c

SHA256
dcf8cccee305050cb7263f8df441841f0dd5497b9b17ebc6d6cfdf8f460c0dc0

SHA512
ccc3e493fa9a1941e936fcbda2fcbb70f9eee89a20cb1451b961c2806615502ce6d1c137cb0f04058c2b224e221ea446bb7e1de503b0e107d2c78641d5e5330c

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7462282.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5574729.exe

Filesize
136KB

MD5
8f30f7f88229560306c5959c605316de

SHA1
36f26a905a9743f6dd1608e39b37d1116cafcc0a

SHA256
3a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7

SHA512
267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0

Download Submit
memory/1708-21-0x00000000000D0000-0x00000000000F8000-memory.dmp

Filesize
160KB

Download
memory/1708-22-0x0000000007490000-0x0000000007AA8000-memory.dmp

Filesize
6.1MB

Download
memory/1708-23-0x0000000006F30000-0x0000000006F42000-memory.dmp

Filesize
72KB

Download
memory/1708-24-0x00000000070A0000-0x00000000071AA000-memory.dmp

Filesize
1.0MB

Download
memory/1708-25-0x0000000006FD0000-0x000000000700C000-memory.dmp

Filesize
240KB

Download
memory/1708-26-0x0000000002450000-0x000000000249C000-memory.dmp

Filesize
304KB

Download
memory/2828-14-0x00007FF9E7FE3000-0x00007FF9E7FE5000-memory.dmp

Filesize
8KB

Download
memory/2828-15-0x0000000000CD0000-0x0000000000CDA000-memory.dmp

Filesize
40KB

Download
memory/2828-16-0x00007FF9E7FE3000-0x00007FF9E7FE5000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads