Malware Analysis Report

2025-04-03 13:45

Sample ID 241109-2baqzsteln
Target 7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e
SHA256 7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e
Tags
redline ronam discovery infostealer persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e

Threat Level: Known bad

The file 7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e was found to be: Known bad.

Malicious Activity Summary

redline ronam discovery infostealer persistence

Redline family

RedLine

RedLine payload

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 22:23

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 22:23

Reported

2024-11-09 22:26

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncz27CU94.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eci65eM.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
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\\\"" C:\Users\Admin\AppData\Local\Temp\7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e.exe N/A
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\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncz27CU94.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncz27CU94.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eci65eM.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eci65eM.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e.exe

"C:\Users\Admin\AppData\Local\Temp\7c3870677cb2105ee402568259d4a104dd0c9e593a61535b72f4ba2da372611e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncz27CU94.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncz27CU94.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eci65eM.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eci65eM.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 28.73.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncz27CU94.exe

MD5 0216fc1c857b8befbefa83a1f1edea6e
SHA1 d7838f9ba84b992ef404a16abdb64873ad5aa2ff
SHA256 da4d803c1ea0bca5c0fbe7d6e523bc44ff41aae59d81c3d02c282701b847dc7f
SHA512 f433b7d671eb8a664badb1a580f621151d328e243a0a6db82eb14d1d36a16b0ee2c48a65ddc09f187cb23ae74c5ec63d548c26338c642e8995e8832ce2b2ec88

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eci65eM.exe

MD5 dc56499d8a1803fe15a9f3aafaa51eff
SHA1 7e1a0fca051e257eac7107469e21e54926adb045
SHA256 7adba657539fa1149a87bdfa3d5d070a425713116e19d9cfb0ecf736f9efd469
SHA512 ae2d5615f00d216f3037a823c8201cabc56deca68ef31415230b60d46192cbc391128e4bcc06a347cf46fe29ba3a908771449d1d603a988f20f165a1a0f895a7

memory/1844-15-0x0000000000890000-0x0000000000990000-memory.dmp

memory/1844-16-0x0000000000400000-0x000000000044E000-memory.dmp

memory/1844-17-0x0000000000400000-0x0000000000633000-memory.dmp

memory/1844-18-0x0000000000400000-0x0000000000633000-memory.dmp

memory/1844-19-0x00000000025F0000-0x0000000002636000-memory.dmp

memory/1844-20-0x0000000004D20000-0x00000000052C4000-memory.dmp

memory/1844-21-0x00000000026C0000-0x0000000002704000-memory.dmp

memory/1844-29-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-49-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-85-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-83-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-81-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-79-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-77-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-75-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-73-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-71-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-69-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-67-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-65-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-63-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-61-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-59-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-57-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-55-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-53-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-51-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-47-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-45-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-43-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-41-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-39-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-37-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-35-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-33-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-31-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-27-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-25-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-23-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-22-0x00000000026C0000-0x00000000026FE000-memory.dmp

memory/1844-928-0x00000000052D0000-0x00000000058E8000-memory.dmp

memory/1844-929-0x0000000005910000-0x0000000005A1A000-memory.dmp

memory/1844-930-0x0000000005A50000-0x0000000005A62000-memory.dmp

memory/1844-931-0x0000000005A70000-0x0000000005AAC000-memory.dmp

memory/1844-932-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

memory/1844-933-0x0000000000890000-0x0000000000990000-memory.dmp

memory/1844-934-0x0000000000400000-0x000000000044E000-memory.dmp