redline | 6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52

General

Target

6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe
Size

1.1MB
MD5

957405e615c07450d6ca83e683f4e5f7
SHA1

371440308982995a09dba20a6156ed84e184f495
SHA256

6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52
SHA512

a8264a5428351fbeee65c89768633a6eebd2331b570a35caa04bed8129758b7f0d2b6cb698daa03ecee82d7c4b9117161fe929825920da970cacdb3369aa5b4d
SSDEEP

24576:Ey7bJVhSH+r17B0FkMJ9x1C630Vz5un7cpM9nM30I+Q3Xn34k:TPA2RB0Fkox1t0VJuHq34

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:

k3640099.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k3640099.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k3640099.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k3640099.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k3640099.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k3640099.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k3640099.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
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4148670.exe	family_redline
behavioral1/memory/2704-56-0x0000000000CE0000-0x0000000000D0A000-memory.dmp	family_redline

Redline family
redline
Executes dropped EXE 4 IoCs

Processes:

y9499963.exey9208094.exek3640099.exel4148670.exe

pid process

1748 y9499963.exe
3984 y9208094.exe
3592 k3640099.exe
2704 l4148670.exe

pid	process
1748	y9499963.exe
3984	y9208094.exe
3592	k3640099.exe
2704	l4148670.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

k3640099.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	k3640099.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k3640099.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exey9499963.exey9208094.exe

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\\\""	6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.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\\\""	y9499963.exe
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\\\""	y9208094.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

1404 sc.exe

pid	process
1404	sc.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:

k3640099.exel4148670.exe6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exey9499963.exey9208094.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k3640099.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	l4148670.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y9499963.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y9208094.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

k3640099.exe

pid process

3592 k3640099.exe
3592 k3640099.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

k3640099.exe

description pid process

Token: SeDebugPrivilege 3592 k3640099.exe

pid	process
3592	k3640099.exe
3592	k3640099.exe

description	pid	process
Token: SeDebugPrivilege	3592	k3640099.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exey9499963.exey9208094.exe

description	pid	process	target process
PID 2260 wrote to memory of 1748	2260	6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe	y9499963.exe
PID 2260 wrote to memory of 1748	2260	6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe	y9499963.exe
PID 2260 wrote to memory of 1748	2260	6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe	y9499963.exe
PID 1748 wrote to memory of 3984	1748	y9499963.exe	y9208094.exe
PID 1748 wrote to memory of 3984	1748	y9499963.exe	y9208094.exe
PID 1748 wrote to memory of 3984	1748	y9499963.exe	y9208094.exe
PID 3984 wrote to memory of 3592	3984	y9208094.exe	k3640099.exe
PID 3984 wrote to memory of 3592	3984	y9208094.exe	k3640099.exe
PID 3984 wrote to memory of 3592	3984	y9208094.exe	k3640099.exe
PID 3984 wrote to memory of 2704	3984	y9208094.exe	l4148670.exe
PID 3984 wrote to memory of 2704	3984	y9208094.exe	l4148670.exe
PID 3984 wrote to memory of 2704	3984	y9208094.exe	l4148670.exe

C:\Users\Admin\AppData\Local\Temp\6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe
"C:\Users\Admin\AppData\Local\Temp\6b22786187e242f25a3432440e61dc0b94f31ef6137b0a6ed0c9eacb694cac52.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9499963.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y9499963.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1748
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9208094.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9208094.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3984
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k3640099.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k3640099.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:3592
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4148670.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4148670.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2704

C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start wuauserv
1⤵
- Launches sc.exe
PID:1404

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\y9499963.exe

Filesize
750KB

MD5
f5ebd86146b1f03a5e8fe7ca9a0ffe55

SHA1
e4c382f20b00fe1fd50b127a8b05a3a7da63f336

SHA256
50cd0361f6cceab470d5c2c6d72fd21a1139924f476d83b4b367b6fdb0545085

SHA512
93ab1618b777327939b789e0f0a55768eac38a46333164f27ebce2653aade6327a412056dfd9d2445823f9d2fda13493be9a6b349e76cf0a5b64227146bbb61f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y9208094.exe

Filesize
304KB

MD5
68e79ef387b8bc8eb7d900b6fcdbb56b

SHA1
72da07f500328cfafe100f7562c3534d19e64255

SHA256
3bf7f981355128928c06c3551acbd79428ee388335bba00fb485aab16a485770

SHA512
154903da756b14469d96e80b71033464d49efaa03caa11eeb63646888b1d8ef91c26bf5cbdf37812f918e7108a408115e571d816e51e200d279f1093dbca7779

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k3640099.exe

Filesize
183KB

MD5
75df6a4aaf5c63bc4f42ac5ec8ecc76a

SHA1
8d9da11aa11364c1b580b12faa446403f527ff83

SHA256
d1d13ff4eabb541a9cfc225beeb1c27d9cd85c8f9849e8d0fece0a4503c63f05

SHA512
72d34a4770cf9885993630f04e83831f4ded666af58cb705c7b1ca4cd7ca95911dec7247e4987c64afc13fee10bcf94fc913bd9a7790edb65c75b01a89bbe8fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l4148670.exe

Filesize
145KB

MD5
c8d5b2903b5e9b8c86d0a72889bd365b

SHA1
82c00795b6b4417f551e0ffc2a22bff43dc4a1c5

SHA256
b1fc765041483d51a8fffc4d4d0dd6da40fa1dabb62bb26b643ea8986f3abb9b

SHA512
cd4d85ebd3f1a3935ca407ebaf9f911af12ef23ef2cf1ac9c4fc540b627941aba335c399afe2e5b302273c1129ec4f32cbc8d43e0aef1b5cd0bdded9b1668a7d

Download Submit
memory/2704-61-0x00000000058B0000-0x00000000058FC000-memory.dmp

Filesize
304KB

Download
memory/2704-60-0x0000000005730000-0x000000000576C000-memory.dmp

Filesize
240KB

Download
memory/2704-59-0x00000000056D0000-0x00000000056E2000-memory.dmp

Filesize
72KB

Download
memory/2704-58-0x00000000057A0000-0x00000000058AA000-memory.dmp

Filesize
1.0MB

Download
memory/2704-57-0x0000000005C20000-0x0000000006238000-memory.dmp

Filesize
6.1MB

Download
memory/2704-56-0x0000000000CE0000-0x0000000000D0A000-memory.dmp

Filesize
168KB

Download
memory/3592-49-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-25-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-39-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-37-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-35-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-33-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-31-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-29-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-27-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-41-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-24-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-43-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-45-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-47-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-51-0x0000000004980000-0x0000000004996000-memory.dmp

Filesize
88KB

Download
memory/3592-23-0x0000000004980000-0x000000000499C000-memory.dmp

Filesize
112KB

Download
memory/3592-22-0x0000000004A00000-0x0000000004FA4000-memory.dmp

Filesize
5.6MB

Download
memory/3592-21-0x00000000022C0000-0x00000000022DE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads