redline | 83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9

General

Target

83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe
Size

1.1MB
MD5

3e0f4afd44479f6e99ed4fec4233a312
SHA1

4b334d2ebc170bcda15254eb27b9b5e7e8c89a8e
SHA256

83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9
SHA512

5e147953c8ef5f580afc5010b5d46bd2615cc6be5c226524ec01422569f3cc07a023d28096d12d2e84364f6141a4c037c7abf93749d268768526463a022e563d
SSDEEP

24576:Ryhi/V2qUrgZ6EFk59bkUebfJqWQvnmNHvxZ9jxi0C1:EFrgZ6EFkTbkUEJPQvn6HL9j80

Score

10^/10

redline doma discovery evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

Signatures

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

Processes:

k2455047.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k2455047.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k2455047.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k2455047.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k2455047.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k2455047.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k2455047.exe

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0008000000023bcb-54.dat	family_redline
behavioral1/memory/2612-56-0x0000000000D00000-0x0000000000D2A000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 4 IoCs

Processes:

y7839235.exey9605833.exek2455047.exel5373268.exe

pid	Process
3868	y7839235.exe
1664	y9605833.exe
2636	k2455047.exe
2612	l5373268.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k2455047.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k2455047.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k2455047.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

y9605833.exe83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exey7839235.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	y9605833.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\\\""	83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.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\\\""	y7839235.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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

Processes:

y9605833.exek2455047.exel5373268.exe83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exey7839235.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y9605833.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k2455047.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l5373268.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y7839235.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k2455047.exe

pid	Process
2636	k2455047.exe
2636	k2455047.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k2455047.exe

description	pid	Process
Token: SeDebugPrivilege	2636	k2455047.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exey7839235.exey9605833.exe

description	pid	Process	procid_target
PID 840 wrote to memory of 3868	840	83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe	84
PID 840 wrote to memory of 3868	840	83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe	84
PID 840 wrote to memory of 3868	840	83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe	84
PID 3868 wrote to memory of 1664	3868	y7839235.exe	85
PID 3868 wrote to memory of 1664	3868	y7839235.exe	85
PID 3868 wrote to memory of 1664	3868	y7839235.exe	85
PID 1664 wrote to memory of 2636	1664	y9605833.exe	87
PID 1664 wrote to memory of 2636	1664	y9605833.exe	87
PID 1664 wrote to memory of 2636	1664	y9605833.exe	87
PID 1664 wrote to memory of 2612	1664	y9605833.exe	95
PID 1664 wrote to memory of 2612	1664	y9605833.exe	95
PID 1664 wrote to memory of 2612	1664	y9605833.exe	95

C:\Users\Admin\AppData\Local\Temp\83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe
"C:\Users\Admin\AppData\Local\Temp\83748c818c6d448271b08bf44cf373257ba6fa2ab0ba9c87ddd2d414401795c9.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:840
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7839235.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7839235.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3868
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9605833.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9605833.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1664
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k2455047.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k2455047.exe
      4⤵
      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:2636
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l5373268.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l5373268.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2612

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\y7839235.exe

Filesize
749KB

MD5
61de6c63a9350fc3f7c6232d05095790

SHA1
c5e168a651bd828332d27b8241f3150bcd30491c

SHA256
c2a78cc8cd8bbf1b70ab6b94260f9c7721df5561eab8f868f95bc62212561501

SHA512
4b49f0b4003f8db21c88ecf81fad0da4153c8ea3629eb809ff2756bec31551a96c78e5c66d9b0a319e67be3872cfa5195c6ad61912eca76e68ee960666670a84

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9605833.exe

Filesize
304KB

MD5
72f66d7a0003852aa81954ef5d562e0d

SHA1
43596f7be88ca4d3e690a6255c66c32080ce9b81

SHA256
0734c429474faed130f6a8027444c890c5eb2bbb9a4464500789ac0891188a28

SHA512
8b4f1a34cd3180f7214f1911ca127b842584188687abc9508f5f0c2e8e7066dcba034e1d4e0d2be4619cb909786e1e76aaf8a3290e74461996d6f523a961832b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k2455047.exe

Filesize
183KB

MD5
75df6a4aaf5c63bc4f42ac5ec8ecc76a

SHA1
8d9da11aa11364c1b580b12faa446403f527ff83

SHA256
d1d13ff4eabb541a9cfc225beeb1c27d9cd85c8f9849e8d0fece0a4503c63f05

SHA512
72d34a4770cf9885993630f04e83831f4ded666af58cb705c7b1ca4cd7ca95911dec7247e4987c64afc13fee10bcf94fc913bd9a7790edb65c75b01a89bbe8fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l5373268.exe

Filesize
145KB

MD5
0fa17710f25262cec4d71a121c3c0226

SHA1
3cddf2a146cfbe546f4924261aaf57a5d027e2c7

SHA256
4e14619a691f6c8001169bfd1d194bdc88b2a2a4c9c800b40f655ffa5261d3c8

SHA512
450981f7b934d1b552e5dd9d3400fe44d68692c01652c7b0ba78c9e12187525cb6d12fc636ab54873cc57de35e0cb79deaa154ef77f6c7c617ef454350594cc1

Download Submit
memory/2612-61-0x00000000058E0000-0x000000000592C000-memory.dmp

Filesize
304KB

Download
memory/2612-60-0x0000000005760000-0x000000000579C000-memory.dmp

Filesize
240KB

Download
memory/2612-59-0x0000000005700000-0x0000000005712000-memory.dmp

Filesize
72KB

Download
memory/2612-58-0x00000000057D0000-0x00000000058DA000-memory.dmp

Filesize
1.0MB

Download
memory/2612-57-0x0000000005C70000-0x0000000006288000-memory.dmp

Filesize
6.1MB

Download
memory/2612-56-0x0000000000D00000-0x0000000000D2A000-memory.dmp

Filesize
168KB

Download
memory/2636-35-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-29-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-43-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-41-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-39-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-37-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-31-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-25-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-24-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-45-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-27-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-47-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-49-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-51-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-33-0x0000000002440000-0x0000000002456000-memory.dmp

Filesize
88KB

Download
memory/2636-23-0x0000000002440000-0x000000000245C000-memory.dmp

Filesize
112KB

Download
memory/2636-22-0x0000000004B10000-0x00000000050B4000-memory.dmp

Filesize
5.6MB

Download
memory/2636-21-0x0000000002360000-0x000000000237E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads