healer | d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996d

General

Target

d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe
Size

202KB
MD5

badade60e366f395b09b52daaf40f8f0
SHA1

f9c4967f7afaf8966a3d95fcc31311b60713ce06
SHA256

d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996d
SHA512

e8ccf80046fac21c555db51955074b343bf7696a99cf5c29a62dcb7c7863ab936a00e9071fa4d6b07facb611eb20dc8604b9f0839c20584b997dc48aabb18e07
SSDEEP

3072:K9y+bnr+O1v5GWp1icKAArDZz4N9GhbkrNEk6qYSSR2U2Um1qtlY1:K9y+bnr+wp0yN90QEb/I

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/0x0009000000023cc0-5.dat	healer
behavioral1/memory/1720-8-0x0000000000DC0000-0x0000000000DCA000-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	rfF1960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	rfF1960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	rfF1960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	rfF1960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	rfF1960.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	rfF1960.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/0x0007000000023cc4-12.dat	family_redline
behavioral1/memory/3668-15-0x0000000000110000-0x0000000000142000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1720	rfF1960.exe
3668	tew59oC.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"	rfF1960.exe

Adds Run key to start application 2 TTPs 1 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\\\""	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	tew59oC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1720	rfF1960.exe
1720	rfF1960.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1720	rfF1960.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 1720	1340	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe	83
PID 1340 wrote to memory of 1720	1340	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe	83
PID 1340 wrote to memory of 3668	1340	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe	95
PID 1340 wrote to memory of 3668	1340	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe	95
PID 1340 wrote to memory of 3668	1340	d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe	95

C:\Users\Admin\AppData\Local\Temp\d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe
"C:\Users\Admin\AppData\Local\Temp\d9c0b50152859d879f88f79479595465cea33b0dc7b68c71fc6eebf2bc5d996dN.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1340
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rfF1960.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\rfF1960.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1720
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tew59oC.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tew59oC.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3668

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\rfF1960.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tew59oC.exe

Filesize
175KB

MD5
cddbd387c5c8bb5e8a8ad341f7d05475

SHA1
1ae74b1a19a38a736b5321b41de10a48ab72eddc

SHA256
c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d

SHA512
ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

Download Submit
memory/1720-7-0x00007FFEC6423000-0x00007FFEC6425000-memory.dmp

Filesize
8KB

Download
memory/1720-8-0x0000000000DC0000-0x0000000000DCA000-memory.dmp

Filesize
40KB

Download
memory/1720-9-0x00007FFEC6423000-0x00007FFEC6425000-memory.dmp

Filesize
8KB

Download
memory/3668-15-0x0000000000110000-0x0000000000142000-memory.dmp

Filesize
200KB

Download
memory/3668-14-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download
memory/3668-16-0x0000000005070000-0x0000000005688000-memory.dmp

Filesize
6.1MB

Download
memory/3668-17-0x0000000004BF0000-0x0000000004CFA000-memory.dmp

Filesize
1.0MB

Download
memory/3668-18-0x0000000004B20000-0x0000000004B32000-memory.dmp

Filesize
72KB

Download
memory/3668-19-0x0000000004BB0000-0x0000000004BEC000-memory.dmp

Filesize
240KB

Download
memory/3668-20-0x0000000004B40000-0x0000000004B8C000-memory.dmp

Filesize
304KB

Download
memory/3668-21-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads