redline | 6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f

General

Target

6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe
Size

376KB
MD5

fee5d8de36086d28eb03276a1978abdc
SHA1

54f80385cf49e04c2342355dd61f2847fb2fa835
SHA256

6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f
SHA512

db189ff85fee462fad7eccbaaa471567cf5b6621ae5258afc7d7afbaddb3874abc90b4179305617ddd9e53112724495fbf73ec63f6ead0f307dfc0c6b092a8ee
SSDEEP

6144:KCy+bnr+cp0yN90QE0wPQy7RkLafdkp4DljuVKG0Ml3s17It/YLzCdGpvnn5bXYV:OMroy902wPzl2aC4DljhMI7I1Uuen57+

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/2576-153-0x00000000074E0000-0x0000000007AF8000-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a8596614.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	a8596614.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a8596614.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a8596614.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a8596614.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a8596614.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
4672	v1219371.exe
396	a8596614.exe
2576	b9157152.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"	a8596614.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	6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.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\\\""	6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v1219371.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\\\""	v1219371.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
396	a8596614.exe
396	a8596614.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	396	a8596614.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 4672	1780	6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe	79
PID 1780 wrote to memory of 4672	1780	6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe	79
PID 1780 wrote to memory of 4672	1780	6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe	79
PID 4672 wrote to memory of 396	4672	v1219371.exe	80
PID 4672 wrote to memory of 396	4672	v1219371.exe	80
PID 4672 wrote to memory of 2576	4672	v1219371.exe	81
PID 4672 wrote to memory of 2576	4672	v1219371.exe	81
PID 4672 wrote to memory of 2576	4672	v1219371.exe	81

C:\Users\Admin\AppData\Local\Temp\6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe
"C:\Users\Admin\AppData\Local\Temp\6960d843f1b47db7aa8e3b46cff8d727229559383285bc37ccf50497a7297f9f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1219371.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1219371.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4672
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8596614.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8596614.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:396
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9157152.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9157152.exe
    3⤵
    - Executes dropped EXE
    PID:2576

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

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\v1219371.exe

Filesize
204KB

MD5
2bdc865ccc8f04ebc456dfd023c3ba97

SHA1
c9827414b1bdc60364d7eabd6815eb7e1680506f

SHA256
8ab7895076c7af35d79f84036fab6d645f72d296a90be9106bac61ba297cfdc5

SHA512
679918b71b56bde2f3dd4521a97a2f17d1b6e1e5c05263174913d31e32dd0952f96d8b48643800f7a79d697ad0c81393eca572c1602952923f0b867ceab6141e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1219371.exe

Filesize
204KB

MD5
2bdc865ccc8f04ebc456dfd023c3ba97

SHA1
c9827414b1bdc60364d7eabd6815eb7e1680506f

SHA256
8ab7895076c7af35d79f84036fab6d645f72d296a90be9106bac61ba297cfdc5

SHA512
679918b71b56bde2f3dd4521a97a2f17d1b6e1e5c05263174913d31e32dd0952f96d8b48643800f7a79d697ad0c81393eca572c1602952923f0b867ceab6141e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8596614.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a8596614.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9157152.exe

Filesize
136KB

MD5
30d0ee0947be55272def37f502e40d83

SHA1
67dec087565870ddbba362f33bc909491d56f0d7

SHA256
876c00366d8cdda682030628307cbcbd8a90ffc831cb0176173207b36bf28514

SHA512
0b98ba7648398642441894a970d889d0d4769317531473def2decb847bdb9472b0b3671f96126ad7ad023d4a434cbcef8da7c8663df718dcf6ee3557874ad284

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b9157152.exe

Filesize
136KB

MD5
30d0ee0947be55272def37f502e40d83

SHA1
67dec087565870ddbba362f33bc909491d56f0d7

SHA256
876c00366d8cdda682030628307cbcbd8a90ffc831cb0176173207b36bf28514

SHA512
0b98ba7648398642441894a970d889d0d4769317531473def2decb847bdb9472b0b3671f96126ad7ad023d4a434cbcef8da7c8663df718dcf6ee3557874ad284

Download Submit
memory/396-147-0x0000000000A50000-0x0000000000A5A000-memory.dmp

Filesize
40KB

Download
memory/2576-152-0x0000000000110000-0x0000000000138000-memory.dmp

Filesize
160KB

Download
memory/2576-153-0x00000000074E0000-0x0000000007AF8000-memory.dmp

Filesize
6.1MB

Download
memory/2576-154-0x0000000006F80000-0x0000000006F92000-memory.dmp

Filesize
72KB

Download
memory/2576-155-0x00000000070B0000-0x00000000071BA000-memory.dmp

Filesize
1.0MB

Download
memory/2576-156-0x0000000006FE0000-0x000000000701C000-memory.dmp

Filesize
240KB

Download
memory/2576-157-0x0000000007340000-0x0000000007350000-memory.dmp

Filesize
64KB

Download
memory/2576-158-0x0000000007340000-0x0000000007350000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads