healer | 4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e

General

Target

4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe
Size

470KB
MD5

e927ac94cb2fdbbc842b4b8cf08d7874
SHA1

c9c0b1a94a5a022bd1e3efbdeaeb67d8a17eedf3
SHA256

4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e
SHA512

b7ef713188d97468d67f7a88780b39b58b004c9949a61a1490bb637826354b3a89e289e5a49d7b1fcc76c65d59d3725742e63f548b663b114537674d3eb1d582
SSDEEP

12288:oMrpy90Twb+WPxWJTVuhygqiVPjq1HD5FLkVn:RyFKQWlMhjqiV7qTFwVn

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/1252-19-0x0000000002590000-0x00000000025AA000-memory.dmp	healer
behavioral1/memory/1252-21-0x00000000027C0000-0x00000000027D8000-memory.dmp	healer
behavioral1/memory/1252-23-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-47-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-45-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-43-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-49-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-41-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-39-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-37-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-35-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-33-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-31-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-29-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-27-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-25-0x00000000027C0000-0x00000000027D2000-memory.dmp	healer
behavioral1/memory/1252-22-0x00000000027C0000-0x00000000027D2000-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\DisableRealtimeMonitoring = "1"	bMe09Wi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	bMe09Wi.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	bMe09Wi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	bMe09Wi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	bMe09Wi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	bMe09Wi.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/0x0007000000023cd1-58.dat	family_redline
behavioral1/memory/4504-60-0x00000000008E0000-0x0000000000912000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
3020	nmB24qD.exe
1252	bMe09Wi.exe
4504	dek15Cn.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	bMe09Wi.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	bMe09Wi.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\\\""	4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.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\\\""	nmB24qD.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2876	1252	WerFault.exe	86

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	4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nmB24qD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bMe09Wi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dek15Cn.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1252	bMe09Wi.exe
1252	bMe09Wi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1252	bMe09Wi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 3020	3928	4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe	85
PID 3928 wrote to memory of 3020	3928	4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe	85
PID 3928 wrote to memory of 3020	3928	4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe	85
PID 3020 wrote to memory of 1252	3020	nmB24qD.exe	86
PID 3020 wrote to memory of 1252	3020	nmB24qD.exe	86
PID 3020 wrote to memory of 1252	3020	nmB24qD.exe	86
PID 3020 wrote to memory of 4504	3020	nmB24qD.exe	96
PID 3020 wrote to memory of 4504	3020	nmB24qD.exe	96
PID 3020 wrote to memory of 4504	3020	nmB24qD.exe	96

C:\Users\Admin\AppData\Local\Temp\4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe
"C:\Users\Admin\AppData\Local\Temp\4876dc16347ca4aec3d220826cba56b6e59d873c27c8aa075e9e065734a38f3e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmB24qD.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nmB24qD.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bMe09Wi.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bMe09Wi.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:1252
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1252 -s 1084
      4⤵
      Program crash
      PID:2876
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dek15Cn.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dek15Cn.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1252 -ip 1252
1⤵
PID:3304

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\nmB24qD.exe

Filesize
366KB

MD5
4c78e50b7b1e8029e68d2ade69a11552

SHA1
e9bea162b9ac13d5959d2cc69cab8de7b0d97bd2

SHA256
626f675b05e42f87ad86492eab9b6f44213cd66daa3a70f0e27c0cbcf2a497ba

SHA512
7c033fd51722339d06a8660a6342243ad9dc8bc503bec7c4057c0301a36f66cd4d6251a7206eb4c9ca13fa6aa570b2375db2f9d6f0ea0daa0728e22a27357727

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bMe09Wi.exe

Filesize
220KB

MD5
462c4ee3ed98352a8e3f5b8b1b71dfac

SHA1
53e7780c3e7fe6e8fe288bde903d0774210308cf

SHA256
6215b8732177d0f5efec6b7e798416a29a67833258ff60860b79eb618d3808d1

SHA512
a0a828bbe9f604d66e83be73f6702cd0601adf01115ff1b7497be32d68dad2ae7c199a43ec0fb2f603dd63012a64a35719b9dfaa2e37e2296ef644219fa77989

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dek15Cn.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/1252-33-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-47-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-18-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1252-31-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-20-0x0000000004D40000-0x00000000052E4000-memory.dmp

Filesize
5.6MB

Download
memory/1252-21-0x00000000027C0000-0x00000000027D8000-memory.dmp

Filesize
96KB

Download
memory/1252-23-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-29-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-45-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-43-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-49-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-41-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-39-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-27-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-35-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-16-0x00000000023B0000-0x00000000023DD000-memory.dmp

Filesize
180KB

Download
memory/1252-19-0x0000000002590000-0x00000000025AA000-memory.dmp

Filesize
104KB

Download
memory/1252-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1252-37-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-25-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-22-0x00000000027C0000-0x00000000027D2000-memory.dmp

Filesize
72KB

Download
memory/1252-50-0x00000000009F0000-0x0000000000AF0000-memory.dmp

Filesize
1024KB

Download
memory/1252-51-0x00000000023B0000-0x00000000023DD000-memory.dmp

Filesize
180KB

Download
memory/1252-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1252-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1252-55-0x0000000000400000-0x0000000000754000-memory.dmp

Filesize
3.3MB

Download
memory/1252-15-0x00000000009F0000-0x0000000000AF0000-memory.dmp

Filesize
1024KB

Download
memory/4504-60-0x00000000008E0000-0x0000000000912000-memory.dmp

Filesize
200KB

Download
memory/4504-61-0x0000000005700000-0x0000000005D18000-memory.dmp

Filesize
6.1MB

Download
memory/4504-62-0x0000000005280000-0x000000000538A000-memory.dmp

Filesize
1.0MB

Download
memory/4504-63-0x00000000051B0000-0x00000000051C2000-memory.dmp

Filesize
72KB

Download
memory/4504-64-0x0000000005210000-0x000000000524C000-memory.dmp

Filesize
240KB

Download
memory/4504-65-0x0000000005390000-0x00000000053DC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads