healer | 9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a

General

Target

9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe
Size

479KB
MD5

93b949f6383c9c5cfcc9be878f0ad81d
SHA1

e878e11f3e34af504b73188aa9d0a18fe8fc0655
SHA256

9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a
SHA512

0981f46941e494ab503ec4622fd3cdcc263f51242c209d20c563c8902b02ee19b611f9f90e954f67302c151bf94a77ebd5019a1cd5948c1623803cfca0a3cea2
SSDEEP

12288:lMrTy90DIynIbY3G+2RQ7jCB21PkHuy7FO5ys39gy:SyIIyIuURQ7jPkHVFzsgy

Score

10^/10

healer redline dumud discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

dumud

C2

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/2052-15-0x00000000048C0000-0x00000000048DA000-memory.dmp	healer
behavioral1/memory/2052-18-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral1/memory/2052-45-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-42-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-40-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-38-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-36-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-34-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-32-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-30-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-28-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-26-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-24-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-22-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-46-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-20-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/2052-19-0x0000000004980000-0x0000000004992000-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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k2568400.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k2568400.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k2568400.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k2568400.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k2568400.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k2568400.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/0x0007000000023cb7-55.dat	family_redline
behavioral1/memory/2936-56-0x0000000000D10000-0x0000000000D40000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4740	y0981730.exe
2052	k2568400.exe
2936	l4576866.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	k2568400.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k2568400.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\\\""	9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.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\\\""	y0981730.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2420	sc.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	9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y0981730.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k2568400.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l4576866.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2052	k2568400.exe
2052	k2568400.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2052	k2568400.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 4740	956	9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe	83
PID 956 wrote to memory of 4740	956	9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe	83
PID 956 wrote to memory of 4740	956	9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe	83
PID 4740 wrote to memory of 2052	4740	y0981730.exe	84
PID 4740 wrote to memory of 2052	4740	y0981730.exe	84
PID 4740 wrote to memory of 2052	4740	y0981730.exe	84
PID 4740 wrote to memory of 2936	4740	y0981730.exe	95
PID 4740 wrote to memory of 2936	4740	y0981730.exe	95
PID 4740 wrote to memory of 2936	4740	y0981730.exe	95

C:\Users\Admin\AppData\Local\Temp\9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe
"C:\Users\Admin\AppData\Local\Temp\9ef20f9b0502d7700c2a3f4501b5a74559322ce3bf3924452b676f6f8ab8f81a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:956
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0981730.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0981730.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4740
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2568400.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2568400.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:2052
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4576866.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4576866.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2936

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:2420

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\y0981730.exe

Filesize
307KB

MD5
e34a87a548b1ba73d507e3412a0324c2

SHA1
2074290ee819eafdf6f28a47c4c23ece1bafed5e

SHA256
f7c59ff00980f70282a8e459ba9150f58b5040856e6546187e9f65626af7acd1

SHA512
f4a4b293ea8916b7321a3e1090c4da4629335b401481c3d76620c304f0c00f0de9850da004c7239520cfeeec717cd3eb4eac821fa644921b9feb8196c06228ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2568400.exe

Filesize
180KB

MD5
6460c6e3af1c673d3b4704592503c93e

SHA1
74e50f0cced50e94c5b0ec583121838d2fe41bd3

SHA256
8c3e7d75b69df218de35ffd11ae9ede621233e826280878fb5f182a5f61d7105

SHA512
584facb34faf031a823af24a71e324624726d55781178de4b94914a77cf70b381d6bac12e8a7443074962079f00c870156c1e115227772350f1c569ddbfa1487

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4576866.exe

Filesize
168KB

MD5
1c4c02d58dd554e16e04a976e4b383a7

SHA1
88d1560ca44f92879603eed643a92b079a72a1af

SHA256
dbbd8dd533b9f5031190a72618cbe8977e1ae5ec45cccdee434f801a3e59181f

SHA512
90794a4432dd10d2c38e61859ea46b922afcbce072fa24359e223a6a5df95b095070b583fe4e6b63017e9b664be43d981bd8eab9b40e6e5a15febe6c8f0008ed

Download Submit
memory/2052-28-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-50-0x0000000073EA0000-0x0000000074650000-memory.dmp

Filesize
7.7MB

Download
memory/2052-17-0x0000000004A70000-0x0000000005014000-memory.dmp

Filesize
5.6MB

Download
memory/2052-18-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/2052-45-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-42-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-22-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-40-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-38-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-36-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-34-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-32-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-30-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-15-0x00000000048C0000-0x00000000048DA000-memory.dmp

Filesize
104KB

Download
memory/2052-26-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-24-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-47-0x0000000073EA0000-0x0000000074650000-memory.dmp

Filesize
7.7MB

Download
memory/2052-46-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-20-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-19-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/2052-48-0x0000000073EA0000-0x0000000074650000-memory.dmp

Filesize
7.7MB

Download
memory/2052-49-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

Filesize
4KB

Download
memory/2052-16-0x0000000073EA0000-0x0000000074650000-memory.dmp

Filesize
7.7MB

Download
memory/2052-52-0x0000000073EA0000-0x0000000074650000-memory.dmp

Filesize
7.7MB

Download
memory/2052-14-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

Filesize
4KB

Download
memory/2936-56-0x0000000000D10000-0x0000000000D40000-memory.dmp

Filesize
192KB

Download
memory/2936-57-0x00000000053F0000-0x00000000053F6000-memory.dmp

Filesize
24KB

Download
memory/2936-58-0x0000000005C90000-0x00000000062A8000-memory.dmp

Filesize
6.1MB

Download
memory/2936-59-0x0000000005780000-0x000000000588A000-memory.dmp

Filesize
1.0MB

Download
memory/2936-60-0x0000000005690000-0x00000000056A2000-memory.dmp

Filesize
72KB

Download
memory/2936-61-0x00000000056F0000-0x000000000572C000-memory.dmp

Filesize
240KB

Download
memory/2936-62-0x0000000005890000-0x00000000058DC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads