healer | 1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0

General

Target

1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe
Size

479KB
MD5

b6bf0f1a8b20c949745b9d66f0e39428
SHA1

dfdc3f44858e29305d0a6fd11f953cd4d27d1ec1
SHA256

1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0
SHA512

820c3675b52e8e35241ad4f864adcedf475e4a825391fa75205b130baecfa325c8792cc7ea32b4acf88637a70fa83741322996d3a405a4a5feed11845450cf17
SSDEEP

12288:MMrgy90Sb2Tl6i+A3dR0ncn9GwPDI94BgCq5QGxyJU:cyT2Tl3nd9G5Us5QXJU

Score

10^/10

healer redline dippo discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dippo

C2

217.196.96.102:4132

Attributes

auth_value
79490ff628fd6af3b29170c3c163874b

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/4736-15-0x0000000002260000-0x000000000227A000-memory.dmp	healer
behavioral1/memory/4736-18-0x0000000002620000-0x0000000002638000-memory.dmp	healer
behavioral1/memory/4736-41-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-47-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-45-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-43-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-20-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-35-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-33-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-31-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-29-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-27-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-25-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-23-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-21-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-39-0x0000000002620000-0x0000000002632000-memory.dmp	healer
behavioral1/memory/4736-37-0x0000000002620000-0x0000000002632000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k4791152.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k4791152.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k4791152.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k4791152.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k4791152.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k4791152.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/0x000a000000023b7d-55.dat	family_redline
behavioral1/memory/2980-56-0x0000000000860000-0x000000000088E000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2552	y0216182.exe
4736	k4791152.exe
2980	l0299702.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k4791152.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k4791152.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\\\""	1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.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\\\""	y0216182.exe

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	1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y0216182.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k4791152.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l0299702.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4736	k4791152.exe
4736	k4791152.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4736	k4791152.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 2552	4676	1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe	84
PID 4676 wrote to memory of 2552	4676	1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe	84
PID 4676 wrote to memory of 2552	4676	1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe	84
PID 2552 wrote to memory of 4736	2552	y0216182.exe	85
PID 2552 wrote to memory of 4736	2552	y0216182.exe	85
PID 2552 wrote to memory of 4736	2552	y0216182.exe	85
PID 2552 wrote to memory of 2980	2552	y0216182.exe	94
PID 2552 wrote to memory of 2980	2552	y0216182.exe	94
PID 2552 wrote to memory of 2980	2552	y0216182.exe	94

C:\Users\Admin\AppData\Local\Temp\1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe
"C:\Users\Admin\AppData\Local\Temp\1d74f48646b449fcc497b045e8b9f95dc34b834653908d6c88affa96b860daa0.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0216182.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0216182.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4791152.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4791152.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:4736
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0299702.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0299702.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2980

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\y0216182.exe

Filesize
307KB

MD5
7ab819597981d78eb5a50d1236a32652

SHA1
dbe86060cabd300d91f60f75b17e0e99f17558b2

SHA256
b9a5642bce27c5eea42447ea4fab81b1400fabcd018c2ad9695a44e41a5250f9

SHA512
41ea296b622f78e2622108235d9e028465ecd1d115423ce53f743a09faccd499839d13a71ae8d9d4f43c9eda615e829821aebfe5255c571b37e6833a3c877716

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4791152.exe

Filesize
182KB

MD5
3ea8ec59e0f29b711b0d57daa1f5e90d

SHA1
ec0e5a02528d84a0b2626e8bd73afc7442d271fc

SHA256
d34efe5340ee6755f39fde09524a8e2ddd1cf3958c9b9d508fc8523150524319

SHA512
2de78e1fd22aadb3010d11ef1d3ee40a36c414fcf588f5fc3e72a4cd4f4fe76a374cad08d8e4b686e98ae79b80832141813b1377fa1ed21a588acbc1478d31c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0299702.exe

Filesize
168KB

MD5
dbefd527935d67202967fd2cf21097aa

SHA1
4b5542eaa0dfa460680a2665a51bff06b08be379

SHA256
2716201d09b57f08153d5a39a9d3e9985d1db46328427fa258ea72a90a3cd3c8

SHA512
ccb5da1b4428c52cffb1595f936c3c6fa64fc28a5a990702d62b1d01695f79a188eda6edaaedb70c807299a9b54f8efee223f8475fa1126393039749cfa0702d

Download Submit
memory/2980-62-0x00000000052A0000-0x00000000052EC000-memory.dmp

Filesize
304KB

Download
memory/2980-61-0x0000000005260000-0x000000000529C000-memory.dmp

Filesize
240KB

Download
memory/2980-60-0x00000000050C0000-0x00000000050D2000-memory.dmp

Filesize
72KB

Download
memory/2980-59-0x0000000005370000-0x000000000547A000-memory.dmp

Filesize
1.0MB

Download
memory/2980-58-0x0000000005880000-0x0000000005E98000-memory.dmp

Filesize
6.1MB

Download
memory/2980-57-0x0000000005070000-0x0000000005076000-memory.dmp

Filesize
24KB

Download
memory/2980-56-0x0000000000860000-0x000000000088E000-memory.dmp

Filesize
184KB

Download
memory/4736-31-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-37-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-43-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-20-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-35-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-33-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-48-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4736-29-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-27-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-25-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-23-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-21-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-39-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-45-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-49-0x0000000074AFE000-0x0000000074AFF000-memory.dmp

Filesize
4KB

Download
memory/4736-50-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4736-52-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4736-47-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-41-0x0000000002620000-0x0000000002632000-memory.dmp

Filesize
72KB

Download
memory/4736-19-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4736-17-0x0000000004C90000-0x0000000005234000-memory.dmp

Filesize
5.6MB

Download
memory/4736-18-0x0000000002620000-0x0000000002638000-memory.dmp

Filesize
96KB

Download
memory/4736-16-0x0000000074AF0000-0x00000000752A0000-memory.dmp

Filesize
7.7MB

Download
memory/4736-15-0x0000000002260000-0x000000000227A000-memory.dmp

Filesize
104KB

Download
memory/4736-14-0x0000000074AFE000-0x0000000074AFF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads