redline | 5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847

General

Target

5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe
Size

376KB
MD5

6d3e38c933013175e445af356a01016b
SHA1

0bd85650846a2a2fc97a9cbb96c867d92010c7ae
SHA256

5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847
SHA512

1e4e33c7a94f5c57b0908aa17906b58fef6100a65e60ce5efafa837dc779d4c782ad836fe5d709cda4d56c2ff1b64bed06a54fcaa67d8a01cdfaee9e333b23d6
SSDEEP

6144:KEy+bnr+Kp0yN90QESlvHLLWbJoubXaVIyDtAPlYvRheAH8OnAZXwtpY:wMriy90kxHLS1lbXamyuCcGhtpY

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/1492-153-0x0000000007D80000-0x0000000008398000-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\DisableBehaviorMonitoring = "1"	a5853859.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	a5853859.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	a5853859.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	a5853859.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	a5853859.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	a5853859.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
1744	v7290078.exe
3984	a5853859.exe
1492	b1093575.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"	a5853859.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	5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.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\\\""	5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	v7290078.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\\\""	v7290078.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3984	a5853859.exe
3984	a5853859.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3984	a5853859.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 1744	1956	5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe	81
PID 1956 wrote to memory of 1744	1956	5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe	81
PID 1956 wrote to memory of 1744	1956	5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe	81
PID 1744 wrote to memory of 3984	1744	v7290078.exe	82
PID 1744 wrote to memory of 3984	1744	v7290078.exe	82
PID 1744 wrote to memory of 1492	1744	v7290078.exe	84
PID 1744 wrote to memory of 1492	1744	v7290078.exe	84
PID 1744 wrote to memory of 1492	1744	v7290078.exe	84

C:\Users\Admin\AppData\Local\Temp\5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe
"C:\Users\Admin\AppData\Local\Temp\5a02caf613425091ee8dd246ac8a48bfa306b6f2267a86348bd9136ec0dc2847.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7290078.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7290078.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1744
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5853859.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5853859.exe
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Executes dropped EXE
    - Windows security modification
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3984
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1093575.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1093575.exe
    3⤵
    - Executes dropped EXE
    PID:1492

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\v7290078.exe

Filesize
204KB

MD5
79f0a310d35d4cf1b28c77c18bf7529f

SHA1
63ced638781cb8e9c039f85abe3692ac2ae1223b

SHA256
45cf27562aa96aa7bf6e028b1b70b4676128d351b1390e2acf4932d20ba7cfc1

SHA512
ffa449b9879ed102ab3453e30e8e583f2311198ee767965d4ea5d3ef3651fb31efa801280a60c897e8e6720f9c9ecc549ea3479636f9f7627d754a8458750dc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7290078.exe

Filesize
204KB

MD5
79f0a310d35d4cf1b28c77c18bf7529f

SHA1
63ced638781cb8e9c039f85abe3692ac2ae1223b

SHA256
45cf27562aa96aa7bf6e028b1b70b4676128d351b1390e2acf4932d20ba7cfc1

SHA512
ffa449b9879ed102ab3453e30e8e583f2311198ee767965d4ea5d3ef3651fb31efa801280a60c897e8e6720f9c9ecc549ea3479636f9f7627d754a8458750dc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5853859.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5853859.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1093575.exe

Filesize
136KB

MD5
30d0ee0947be55272def37f502e40d83

SHA1
67dec087565870ddbba362f33bc909491d56f0d7

SHA256
876c00366d8cdda682030628307cbcbd8a90ffc831cb0176173207b36bf28514

SHA512
0b98ba7648398642441894a970d889d0d4769317531473def2decb847bdb9472b0b3671f96126ad7ad023d4a434cbcef8da7c8663df718dcf6ee3557874ad284

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1093575.exe

Filesize
136KB

MD5
30d0ee0947be55272def37f502e40d83

SHA1
67dec087565870ddbba362f33bc909491d56f0d7

SHA256
876c00366d8cdda682030628307cbcbd8a90ffc831cb0176173207b36bf28514

SHA512
0b98ba7648398642441894a970d889d0d4769317531473def2decb847bdb9472b0b3671f96126ad7ad023d4a434cbcef8da7c8663df718dcf6ee3557874ad284

Download Submit
memory/1492-152-0x0000000000950000-0x0000000000978000-memory.dmp

Filesize
160KB

Download
memory/1492-153-0x0000000007D80000-0x0000000008398000-memory.dmp

Filesize
6.1MB

Download
memory/1492-154-0x00000000077C0000-0x00000000077D2000-memory.dmp

Filesize
72KB

Download
memory/1492-155-0x00000000078F0000-0x00000000079FA000-memory.dmp

Filesize
1.0MB

Download
memory/1492-156-0x0000000007800000-0x0000000007810000-memory.dmp

Filesize
64KB

Download
memory/1492-157-0x0000000007850000-0x000000000788C000-memory.dmp

Filesize
240KB

Download
memory/1492-158-0x0000000007800000-0x0000000007810000-memory.dmp

Filesize
64KB

Download
memory/3984-147-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads