healer | 742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c

General

Target

742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe
Size

479KB
MD5

854393bc150bff711a2a25b356d03341
SHA1

d19170628a3535020a4d04ec9ab6c82a84a69656
SHA256

742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c
SHA512

262d9cd9e837f97879cc6530694ff1a72306ac4a9cd634d245035c2af7a6c01771b8ba9324f3133d763a2e83239746f5b469465c1f475c4c5cc84133a955dd97
SSDEEP

12288:PMrYy90796sP5c1u31/TL+uFILc3/XcobrbeUdT2pa:DyeRXBTHNPcwGo2a

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/3240-15-0x0000000002150000-0x000000000216A000-memory.dmp	healer
behavioral1/memory/3240-18-0x0000000005070000-0x0000000005088000-memory.dmp	healer
behavioral1/memory/3240-47-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-45-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-43-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-42-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-40-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-37-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-35-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-33-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-31-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-29-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-27-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-25-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-23-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-21-0x0000000005070000-0x0000000005082000-memory.dmp	healer
behavioral1/memory/3240-20-0x0000000005070000-0x0000000005082000-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	k3639494.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k3639494.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k3639494.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k3639494.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k3639494.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k3639494.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/0x0007000000023c9c-53.dat	family_redline
behavioral1/memory/2972-55-0x00000000002F0000-0x0000000000320000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
4908	y9322376.exe
3240	k3639494.exe
2972	l4540662.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	k3639494.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k3639494.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	y9322376.exe
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\\\""	742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe

Launches sc.exe 1 IoCs

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

pid	Process
4112	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	742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y9322376.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k3639494.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l4540662.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3240	k3639494.exe
3240	k3639494.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3240	k3639494.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 4908	3412	742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe	84
PID 3412 wrote to memory of 4908	3412	742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe	84
PID 3412 wrote to memory of 4908	3412	742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe	84
PID 4908 wrote to memory of 3240	4908	y9322376.exe	85
PID 4908 wrote to memory of 3240	4908	y9322376.exe	85
PID 4908 wrote to memory of 3240	4908	y9322376.exe	85
PID 4908 wrote to memory of 2972	4908	y9322376.exe	94
PID 4908 wrote to memory of 2972	4908	y9322376.exe	94
PID 4908 wrote to memory of 2972	4908	y9322376.exe	94

C:\Users\Admin\AppData\Local\Temp\742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe
"C:\Users\Admin\AppData\Local\Temp\742b0779071d64d87194ebcfc244fac268a3aee4bed70cb0ebcaf60177fbd78c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9322376.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9322376.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3639494.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3639494.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:3240
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4540662.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4540662.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2972

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:4112

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\y9322376.exe

Filesize
307KB

MD5
8a05c7b667ea561e7650f922f9b5fcae

SHA1
5a14336a73533489f2c75c404fa6448722751a1b

SHA256
510b6bd359dcd3170781f3aa51c9741a6a468a1cbefbfd2dd614c84b013bdbe4

SHA512
f04fecd16417f5ce6ac95cb06163d8fbad7d0bfa83f7450e0afecfda45739cc02e7f05f87c1b47f3ed6c14b257540801327475200d5bad6a5a5f383278e01a4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3639494.exe

Filesize
180KB

MD5
37f05f92f16ce7fb410f5434a16d3cc9

SHA1
d405575d5bb2f88fac74770cfcb6e62273ac1a8d

SHA256
ccb11fe12d381766de03fb97f232f79103f77979185ff92fd4323b4bd5f8f5f5

SHA512
7f55e30c363e6f99ec5256fc53faea90a2f4265f2e255227c2f8c569b46e139668ecff90a47f9c2ea1477d13604618e63255b845f90b4a7f1effe32f792642fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4540662.exe

Filesize
168KB

MD5
dbdb7d324faa3d4954981c3b08a25d89

SHA1
94f7ea11274db786d1b3218819ed2f696a4054aa

SHA256
adb8d9f2624f8c53f71eef39e85f0c881614c0759c4bde8e19ca256cb44f88ba

SHA512
10b9d846a90e9f0f592a77be39c3754b30ac0746510f76ed8f04713443f3d8956dc32b1ada0ce3cd490acf6c6b8fa5c4b780b415ba62e86177da96c1c9036390

Download Submit
memory/2972-61-0x0000000002450000-0x000000000249C000-memory.dmp

Filesize
304KB

Download
memory/2972-60-0x000000000A220000-0x000000000A25C000-memory.dmp

Filesize
240KB

Download
memory/2972-59-0x000000000A1C0000-0x000000000A1D2000-memory.dmp

Filesize
72KB

Download
memory/2972-58-0x000000000A290000-0x000000000A39A000-memory.dmp

Filesize
1.0MB

Download
memory/2972-57-0x000000000A740000-0x000000000AD58000-memory.dmp

Filesize
6.1MB

Download
memory/2972-56-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/2972-55-0x00000000002F0000-0x0000000000320000-memory.dmp

Filesize
192KB

Download
memory/3240-31-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-21-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-40-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-37-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-35-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-33-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-43-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-29-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-27-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-25-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-23-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-42-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-20-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-48-0x0000000073DAE000-0x0000000073DAF000-memory.dmp

Filesize
4KB

Download
memory/3240-49-0x0000000073DA0000-0x0000000074550000-memory.dmp

Filesize
7.7MB

Download
memory/3240-51-0x0000000073DA0000-0x0000000074550000-memory.dmp

Filesize
7.7MB

Download
memory/3240-45-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-47-0x0000000005070000-0x0000000005082000-memory.dmp

Filesize
72KB

Download
memory/3240-19-0x0000000073DA0000-0x0000000074550000-memory.dmp

Filesize
7.7MB

Download
memory/3240-17-0x0000000004A80000-0x0000000005024000-memory.dmp

Filesize
5.6MB

Download
memory/3240-18-0x0000000005070000-0x0000000005088000-memory.dmp

Filesize
96KB

Download
memory/3240-16-0x0000000073DA0000-0x0000000074550000-memory.dmp

Filesize
7.7MB

Download
memory/3240-15-0x0000000002150000-0x000000000216A000-memory.dmp

Filesize
104KB

Download
memory/3240-14-0x0000000073DAE000-0x0000000073DAF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads