healer | 4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df

General

Target

4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe
Size

479KB
MD5

9c1c65568112376e748a5faab83c3809
SHA1

1e9963ab8c1b8743e4bf14f8ebeee29dc13e9c17
SHA256

4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df
SHA512

4f6c901b3274015fb4c8822dda8ded4d200e283a938b6bb058767b1e046017f38f618c0f7083ab39a79a2098cf4cf80a65bf2ae80135fb636a2a37c20742616c
SSDEEP

12288:tMrey90dK2YdcycZ1XoAaDnOXeltsvffaNmO6EGZ3takx:HyQKXnk1XoAaSX0MfvOGZ38kx

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/448-15-0x00000000022B0000-0x00000000022CA000-memory.dmp	healer
behavioral1/memory/448-18-0x0000000004980000-0x0000000004998000-memory.dmp	healer
behavioral1/memory/448-28-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-48-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-46-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-44-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-42-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-40-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-38-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-36-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-34-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-32-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-30-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-26-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-24-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-22-0x0000000004980000-0x0000000004992000-memory.dmp	healer
behavioral1/memory/448-21-0x0000000004980000-0x0000000004992000-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	k0461320.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k0461320.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k0461320.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k0461320.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k0461320.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k0461320.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/0x0007000000023cb7-54.dat	family_redline
behavioral1/memory/832-56-0x0000000000770000-0x00000000007A0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1300	y3591852.exe
448	k0461320.exe
832	l9132869.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	k0461320.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k0461320.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\\\""	4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.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\\\""	y3591852.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	4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y3591852.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k0461320.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l9132869.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
448	k0461320.exe
448	k0461320.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	448	k0461320.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4432 wrote to memory of 1300	4432	4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe	83
PID 4432 wrote to memory of 1300	4432	4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe	83
PID 4432 wrote to memory of 1300	4432	4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe	83
PID 1300 wrote to memory of 448	1300	y3591852.exe	84
PID 1300 wrote to memory of 448	1300	y3591852.exe	84
PID 1300 wrote to memory of 448	1300	y3591852.exe	84
PID 1300 wrote to memory of 832	1300	y3591852.exe	94
PID 1300 wrote to memory of 832	1300	y3591852.exe	94
PID 1300 wrote to memory of 832	1300	y3591852.exe	94

C:\Users\Admin\AppData\Local\Temp\4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe
"C:\Users\Admin\AppData\Local\Temp\4a9194be60280415f9a582a8ad20c88b73aeb40040723882d81f3a3311bbc1df.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4432
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3591852.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3591852.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1300
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0461320.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0461320.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:448
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9132869.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9132869.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:832

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\y3591852.exe

Filesize
307KB

MD5
cab9e8cdda709a69ea0a9c9ed7f7ec82

SHA1
eb4af60588218283ae396e49e69151e8d19a1b4f

SHA256
e620f91abae2938fc8d1c988979fd06c5f3712acd5a0e10725ef4ef59f3acf08

SHA512
87b316ea030803b66ccc0e762fa440532b0b08de3bd9d7aa13bbc904be05e4a3694e4b9c1219d8d5971da4882a338052e64be6fe561f51d12c33cea7865889be

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0461320.exe

Filesize
180KB

MD5
86dbe72c44c75e20a7d26ce7e04bc549

SHA1
95c4eb58761f21e03edf8d9427f2874eeb4f75b0

SHA256
0e09646d0956b86f9e07a57c6923405989a63281b8fdc094a6cfafdd397a8b9f

SHA512
7630c6069733bab44f730884bcafc52fb97422455037a58a7a391848ed8bbe3729f8495d7fddd55041e75d7471dfeef45310dfb0d52410760595e6d6338b7d32

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9132869.exe

Filesize
168KB

MD5
c1ed5584b42b33e86787d2c20472e373

SHA1
39bf56f311eea1264526f668d0637b0fe65e8b03

SHA256
060e825f89a45615251381b2bf396d6cbe05ca3b0b2ab16d5fc5a37cbb48309c

SHA512
70e73b6da3e5058a6efdf0132eea3c188b0cc7f96be0bc3ea9b0a2189fceaaaeeb5448b8a6ef96be1231ee961e6320d510755d8d078d3ebd971d5f581f82a2a8

Download Submit
memory/448-36-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-50-0x0000000073F40000-0x00000000746F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-17-0x0000000004AC0000-0x0000000005064000-memory.dmp

Filesize
5.6MB

Download
memory/448-18-0x0000000004980000-0x0000000004998000-memory.dmp

Filesize
96KB

Download
memory/448-19-0x0000000073F40000-0x00000000746F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-20-0x0000000073F40000-0x00000000746F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-30-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-48-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-46-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-44-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-42-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-40-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-38-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-15-0x00000000022B0000-0x00000000022CA000-memory.dmp

Filesize
104KB

Download
memory/448-34-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-32-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-28-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-26-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-24-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-22-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-21-0x0000000004980000-0x0000000004992000-memory.dmp

Filesize
72KB

Download
memory/448-49-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/448-16-0x0000000073F40000-0x00000000746F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-52-0x0000000073F40000-0x00000000746F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-14-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/832-56-0x0000000000770000-0x00000000007A0000-memory.dmp

Filesize
192KB

Download
memory/832-57-0x0000000002AA0000-0x0000000002AA6000-memory.dmp

Filesize
24KB

Download
memory/832-58-0x00000000058E0000-0x0000000005EF8000-memory.dmp

Filesize
6.1MB

Download
memory/832-59-0x00000000053D0000-0x00000000054DA000-memory.dmp

Filesize
1.0MB

Download
memory/832-60-0x0000000005120000-0x0000000005132000-memory.dmp

Filesize
72KB

Download
memory/832-61-0x00000000052C0000-0x00000000052FC000-memory.dmp

Filesize
240KB

Download
memory/832-62-0x0000000005300000-0x000000000534C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads