healer | 3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58

General

Target

3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe
Size

478KB
MD5

dffdba4675d452de23143a8257921279
SHA1

f9da0ed1455bc0346ffb22b3b80911f6621b59c0
SHA256

3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58
SHA512

6efaef1b4dae19e6ac608f7234d015a27dbbebc56dec6b79e17392812090bb8234b099869269097447d7b28675d2b2dfdf81194c75d9048566522a4436c854e6
SSDEEP

6144:Kvy+bnr+Dp0yN90QEDeQUdG4hIOr4+LJM9qAEkKceoKCutx+9dadTSNANFTj:xMrby908/G2HLMqKKcKztQ9daEiTTj

Score

10^/10

healer redline fukia discovery dropper evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

Signatures

Detects Healer an antivirus disabler dropper 17 IoCs

resource	yara_rule
behavioral1/memory/4412-19-0x0000000002810000-0x000000000282A000-memory.dmp	healer
behavioral1/memory/4412-21-0x0000000004CF0000-0x0000000004D08000-memory.dmp	healer
behavioral1/memory/4412-49-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-47-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-45-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-43-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-41-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-39-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-37-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-35-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-33-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-31-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-29-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-27-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-25-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-23-0x0000000004CF0000-0x0000000004D02000-memory.dmp	healer
behavioral1/memory/4412-22-0x0000000004CF0000-0x0000000004D02000-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	bJN55xi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bJN55xi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bJN55xi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bJN55xi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	bJN55xi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bJN55xi.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/0x000a000000023b99-58.dat	family_redline
behavioral1/memory/2440-60-0x0000000000DE0000-0x0000000000E12000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2452	nBa59Cu.exe
4412	bJN55xi.exe
2440	dsE71JT.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	bJN55xi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bJN55xi.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\\\""	3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.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\\\""	nBa59Cu.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2016	4412	WerFault.exe	84

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	3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nBa59Cu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bJN55xi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dsE71JT.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4412	bJN55xi.exe
4412	bJN55xi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4412	bJN55xi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3752 wrote to memory of 2452	3752	3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe	83
PID 3752 wrote to memory of 2452	3752	3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe	83
PID 3752 wrote to memory of 2452	3752	3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe	83
PID 2452 wrote to memory of 4412	2452	nBa59Cu.exe	84
PID 2452 wrote to memory of 4412	2452	nBa59Cu.exe	84
PID 2452 wrote to memory of 4412	2452	nBa59Cu.exe	84
PID 2452 wrote to memory of 2440	2452	nBa59Cu.exe	99
PID 2452 wrote to memory of 2440	2452	nBa59Cu.exe	99
PID 2452 wrote to memory of 2440	2452	nBa59Cu.exe	99

C:\Users\Admin\AppData\Local\Temp\3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe
"C:\Users\Admin\AppData\Local\Temp\3def8a6f4b025bbc8a6392520c3c020150cd57582dadf17635fa63a550e4be58.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3752
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBa59Cu.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBa59Cu.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bJN55xi.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bJN55xi.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:4412
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 1036
      4⤵
      Program crash
      PID:2016
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsE71JT.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsE71JT.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4412 -ip 4412
1⤵
PID:4384

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBa59Cu.exe

Filesize
374KB

MD5
eae956db01bea4a88163a11bcf7cadb0

SHA1
376b402a44beeaa82477c1f236e845bfee37857a

SHA256
9172039b9bc523742af7488b57c1ec9750a3ba0ceb683b19461053c0ebc128ad

SHA512
70a4492e97f17f710edeb934c4f8f646adf29d54ab5000752fb4c7fe3d68a04d8a0c7a33cc9d90fa883f2ad383a954c2a428e79ee547c172efdd6cf5e7b23fdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bJN55xi.exe

Filesize
235KB

MD5
5179ecce0539ae27dc4f03489b9590c3

SHA1
8476515cacf77c049d203f856adac1fff4a13484

SHA256
cbbafaa829b55617ec28b25560ab8c12bcdd05ae1d021fcad3102763d7dd6799

SHA512
e2fe7c24367e123c38e0de7327157b78a8d43c743ce5a2bcb20e817d1ed8ba1dd9c2f37e50296805b834cd931911d5192fcc53c0672ea66a18a9686dbac5bcb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsE71JT.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/2440-65-0x0000000005810000-0x000000000585C000-memory.dmp

Filesize
304KB

Download
memory/2440-64-0x0000000005870000-0x00000000058AC000-memory.dmp

Filesize
240KB

Download
memory/2440-63-0x00000000057F0000-0x0000000005802000-memory.dmp

Filesize
72KB

Download
memory/2440-62-0x00000000058C0000-0x00000000059CA000-memory.dmp

Filesize
1.0MB

Download
memory/2440-61-0x0000000005D70000-0x0000000006388000-memory.dmp

Filesize
6.1MB

Download
memory/2440-60-0x0000000000DE0000-0x0000000000E12000-memory.dmp

Filesize
200KB

Download
memory/4412-31-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-23-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-45-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-43-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-41-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-39-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-37-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-35-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-33-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-49-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-29-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-27-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-25-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-47-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-22-0x0000000004CF0000-0x0000000004D02000-memory.dmp

Filesize
72KB

Download
memory/4412-50-0x0000000000AC0000-0x0000000000BC0000-memory.dmp

Filesize
1024KB

Download
memory/4412-51-0x00000000008B0000-0x00000000008DD000-memory.dmp

Filesize
180KB

Download
memory/4412-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4412-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4412-55-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/4412-21-0x0000000004CF0000-0x0000000004D08000-memory.dmp

Filesize
96KB

Download
memory/4412-20-0x0000000004E70000-0x0000000005414000-memory.dmp

Filesize
5.6MB

Download
memory/4412-19-0x0000000002810000-0x000000000282A000-memory.dmp

Filesize
104KB

Download
memory/4412-18-0x0000000000400000-0x0000000000759000-memory.dmp

Filesize
3.3MB

Download
memory/4412-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4412-16-0x00000000008B0000-0x00000000008DD000-memory.dmp

Filesize
180KB

Download
memory/4412-15-0x0000000000AC0000-0x0000000000BC0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads