redline | fc0a70936e6485ae0ce312ce6ff394d0d21759de4bc9ea9b5e01544d951535c2

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 10:00

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General

Target

6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.exe
Size

769KB
MD5

4dfeaa231c4fc0485c09275c5c9f1d18
SHA1

e1d24d0987cc158889fe7383c177c85875c4b33b
SHA256

6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d
SHA512

f9daf8b0c8b33d6540bc7c11a2cdba9b9558d5093a9f15a7484ee5d41d973ef72cdd446af190a3d13e4a84d1547bfd0cf093500194399ccf0a3b4a78af54a4d0
SSDEEP

12288:/Mryy90VCFFafw38ohrSMioWCW33fCKSOEEaeKTNDLqmNwHAkrzdaTR4UMqxB/jz:py4Whhy6+BEEaeKTNDGSN/M4lCsB1

Score

10^/10

redline debro evasion infostealer persistence trojan

Malware Config

Extracted

Family

redline

Botnet

debro

185.161.248.75:4132

Attributes

auth_value
18c2c191aebfde5d1787ec8d805a01a8

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

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	k9072993.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	k9072993.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	k9072993.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	k9072993.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	k9072993.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	k9072993.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
behavioral7/files/0x00070000000233e3-54.dat	family_redline
behavioral7/memory/568-56-0x0000000000C90000-0x0000000000CBE000-memory.dmp	family_redline

Executes dropped EXE 4 IoCs

pid	Process
3620	y8405895.exe
1724	y0049723.exe
2976	k9072993.exe
568	l3847739.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	k9072993.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	k9072993.exe

Adds Run key to start application 2 TTPs 3 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\\\""	6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.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\\\""	y8405895.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\\\""	y0049723.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2976	k9072993.exe
2976	k9072993.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2976	k9072993.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 3620	4888	6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.exe	81
PID 4888 wrote to memory of 3620	4888	6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.exe	81
PID 4888 wrote to memory of 3620	4888	6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.exe	81
PID 3620 wrote to memory of 1724	3620	y8405895.exe	82
PID 3620 wrote to memory of 1724	3620	y8405895.exe	82
PID 3620 wrote to memory of 1724	3620	y8405895.exe	82
PID 1724 wrote to memory of 2976	1724	y0049723.exe	85
PID 1724 wrote to memory of 2976	1724	y0049723.exe	85
PID 1724 wrote to memory of 2976	1724	y0049723.exe	85
PID 1724 wrote to memory of 568	1724	y0049723.exe	89
PID 1724 wrote to memory of 568	1724	y0049723.exe	89
PID 1724 wrote to memory of 568	1724	y0049723.exe	89

C:\Users\Admin\AppData\Local\Temp\6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.exe
"C:\Users\Admin\AppData\Local\Temp\6a183f77b983e6c003810991feea77693c5603a5e5ebca149d3e4ecfdcc2827d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4888
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8405895.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8405895.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:3620
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0049723.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0049723.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1724
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k9072993.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k9072993.exe
      4⤵
      Modifies Windows Defender Real-time Protection settings
      Executes dropped EXE
      Windows security modification
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2976
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l3847739.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l3847739.exe
      4⤵
      Executes dropped EXE
      PID:568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8405895.exe

Filesize
488KB

MD5
23f01cf0bf048e2096c7d36467866f41

SHA1
b5cfde3d76c919ee112f2f79ddea6c81306eb798

SHA256
5edd9114eabff0eab414379df54f27cab95470cfb3b9afacd8d2b0b81cd6c4eb

SHA512
6d623c0c4a2a752ff3fe2e19b2afa4456c5bd236b70fe44f30ca82dc9a610fdc2524a201e08cbcd2a10959e916024eddd597f5885e7d236167d92adb902af99d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y0049723.exe

Filesize
316KB

MD5
b5adb49812a5bb1c30c1fd2e1a53a3a2

SHA1
c1acbb3aeeb052734fe08c09dc80b9492a8ede80

SHA256
d5f7db438217721663938572626a0da7dca7a55289f9e3f27849dc176c1d7570

SHA512
336740401f5c1f1f5fa40ad1a16174d57c3b12739c07e0dad616dda7aa722f7d2d3f116cfd7efc0b54cefeccbab401c62392c346609bf59f240a83a059d9d981

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k9072993.exe

Filesize
184KB

MD5
d4c640fb500618ad6c9fc5fe7d3e784d

SHA1
850df0880e1685ce709b44afbbb365cab4f0fec4

SHA256
a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

SHA512
a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l3847739.exe

Filesize
168KB

MD5
7ab58c3f72db6cad4e826cbc9f30ccaa

SHA1
4e050f8c7437183d4b6ca4a94e714db52044d968

SHA256
9b3a04c04e7bd7b489a94a9fe2a30639aeefe5e0da4b66e9fdea8ee4a1b44b02

SHA512
12e244ae1d9f2dc5d04d0d0afa7206e6607a3b262fda512898f164e3e6e1774da0d302b07562e2c915e2bc8ed4a9085dd620be8c50655a98b20d169968483209

Download Submit
memory/568-62-0x0000000002DE0000-0x0000000002E2C000-memory.dmp

Filesize
304KB

Download
memory/568-61-0x000000000ABD0000-0x000000000AC0C000-memory.dmp

Filesize
240KB

Download
memory/568-60-0x000000000AB70000-0x000000000AB82000-memory.dmp

Filesize
72KB

Download
memory/568-59-0x000000000AC40000-0x000000000AD4A000-memory.dmp

Filesize
1.0MB

Download
memory/568-58-0x000000000B0C0000-0x000000000B6D8000-memory.dmp

Filesize
6.1MB

Download
memory/568-57-0x0000000005570000-0x0000000005576000-memory.dmp

Filesize
24KB

Download
memory/568-56-0x0000000000C90000-0x0000000000CBE000-memory.dmp

Filesize
184KB

Download
memory/2976-32-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-29-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-41-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-39-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-37-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-35-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-27-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-25-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-24-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-43-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-45-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-47-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-50-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-51-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-33-0x00000000023B0000-0x00000000023C6000-memory.dmp

Filesize
88KB

Download
memory/2976-23-0x00000000023B0000-0x00000000023CC000-memory.dmp

Filesize
112KB

Download
memory/2976-22-0x0000000004BD0000-0x0000000005174000-memory.dmp

Filesize
5.6MB

Download
memory/2976-21-0x00000000021C0000-0x00000000021DE000-memory.dmp

Filesize
120KB

Download