redline | cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/05/2023, 18:27

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General

Target

cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe
Size

612KB
MD5

612478b7e6630a65dc2944f79ae1ac70
SHA1

c9acf440838a19c14fc7cc9146e76743c2b3174f
SHA256

cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0
SHA512

0d7fb6f06076d518b9169d52f9e9da2555e5e9ada903bd78b1c538e7951396888663e479dc86e2f08e42dbd4893fd55ceedbb620dd742b9030d02cab3230cde1
SSDEEP

12288:Jy90EG+an4kf8cewJ2H3F1rsP3MqgShiIisYlKZ9VxU5:JylaD8xwJWG35hHijk/xU5

Score

10^/10

redline evasion infostealer persistence stealer trojan

Malware Config

Signatures

Detects Redline Stealer samples 1 IoCs

This rule detects the presence of Redline Stealer samples based on their unique strings.

stealer

resource	yara_rule
behavioral2/memory/4776-950-0x0000000007990000-0x0000000007FA8000-memory.dmp	redline_stealer

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	46409418.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	46409418.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	46409418.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	46409418.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	46409418.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	46409418.exe

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

Executes dropped EXE 3 IoCs

pid	Process
4896	st542404.exe
4560	46409418.exe
4776	kp450499.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	46409418.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.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\\\""	cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	st542404.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\\\""	st542404.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4560	46409418.exe
4560	46409418.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4560	46409418.exe
Token: SeDebugPrivilege	4776	kp450499.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 4896	2784	cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe	85
PID 2784 wrote to memory of 4896	2784	cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe	85
PID 2784 wrote to memory of 4896	2784	cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe	85
PID 4896 wrote to memory of 4560	4896	st542404.exe	86
PID 4896 wrote to memory of 4560	4896	st542404.exe	86
PID 4896 wrote to memory of 4776	4896	st542404.exe	87
PID 4896 wrote to memory of 4776	4896	st542404.exe	87
PID 4896 wrote to memory of 4776	4896	st542404.exe	87

C:\Users\Admin\AppData\Local\Temp\cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe
"C:\Users\Admin\AppData\Local\Temp\cdc39c393e568869248dee077808c74a5d4bce8ddf68fce5d31d02e62a903ac0.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st542404.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st542404.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4896
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\46409418.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\46409418.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4560
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450499.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450499.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4776

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st542404.exe

Filesize
457KB

MD5
a0cae377e3a1f01302ef455ceee3f1bc

SHA1
afd7e064f121cf7a486242828a3c9b352dfddd5f

SHA256
aff3bbfb2cdad14c524bc2edc45c96c3b26d249e63b6a7acf589882634b2c660

SHA512
4280d0b7d5269c04710e9d2949f555c699b480aa2e7ff4eea804568f89e9b1d2d4bcbe26602b5d474fc3064c5d2ee5125266cc463cb0c2c2a5735afac3123860

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st542404.exe

Filesize
457KB

MD5
a0cae377e3a1f01302ef455ceee3f1bc

SHA1
afd7e064f121cf7a486242828a3c9b352dfddd5f

SHA256
aff3bbfb2cdad14c524bc2edc45c96c3b26d249e63b6a7acf589882634b2c660

SHA512
4280d0b7d5269c04710e9d2949f555c699b480aa2e7ff4eea804568f89e9b1d2d4bcbe26602b5d474fc3064c5d2ee5125266cc463cb0c2c2a5735afac3123860

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\46409418.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\46409418.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450499.exe

Filesize
459KB

MD5
a7142183c1fc3deaaf30ac4450f0cb56

SHA1
bb914446108e0dca8bb6bb8b7057ea27a5ecf931

SHA256
e644a8e3af4a5fbbf59475abc7a4c73bd90d11c4422327bd726d45320f603251

SHA512
40ef4a59e7c8de72e9f5777ade2751452ff6813682c7999b8bfddf50945af66409688684ff205bcf737a333efb958a6f764d31b159765124a15ef370629bf05f

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp450499.exe

Filesize
459KB

MD5
a7142183c1fc3deaaf30ac4450f0cb56

SHA1
bb914446108e0dca8bb6bb8b7057ea27a5ecf931

SHA256
e644a8e3af4a5fbbf59475abc7a4c73bd90d11c4422327bd726d45320f603251

SHA512
40ef4a59e7c8de72e9f5777ade2751452ff6813682c7999b8bfddf50945af66409688684ff205bcf737a333efb958a6f764d31b159765124a15ef370629bf05f

Download Submit
memory/4560-147-0x0000000000C00000-0x0000000000C0A000-memory.dmp

Filesize
40KB

Download
memory/4776-153-0x0000000000960000-0x00000000009A6000-memory.dmp

Filesize
280KB

Download
memory/4776-154-0x0000000004F60000-0x0000000005504000-memory.dmp

Filesize
5.6MB

Download
memory/4776-155-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-157-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-156-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-158-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-161-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-159-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-163-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-165-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-167-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-169-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-171-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-173-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-175-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-177-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-179-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-181-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-183-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-185-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-187-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-189-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-191-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-193-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-195-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-197-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-199-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-201-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-203-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-205-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-207-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-209-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-211-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-213-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-215-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-217-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-219-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-221-0x0000000002880000-0x00000000028B5000-memory.dmp

Filesize
212KB

Download
memory/4776-950-0x0000000007990000-0x0000000007FA8000-memory.dmp

Filesize
6.1MB

Download
memory/4776-951-0x0000000004F10000-0x0000000004F22000-memory.dmp

Filesize
72KB

Download
memory/4776-952-0x0000000007FB0000-0x00000000080BA000-memory.dmp

Filesize
1.0MB

Download
memory/4776-953-0x00000000080C0000-0x00000000080FC000-memory.dmp

Filesize
240KB

Download
memory/4776-954-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-956-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-957-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-958-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/4776-959-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download