Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30/10/2024, 21:34
Static task
static1
Behavioral task
behavioral1
Sample
a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe
Resource
win10v2004-20241007-en
General
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Target
a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe
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Size
435KB
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MD5
6743fd5178d12b611da54e4ead3aa619
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SHA1
daeebe38b58ffcd8673381b871582b6277e54d5c
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SHA256
a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12
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SHA512
138bd72910658c19714a23ee7c3001c3d34164a55f2ada28af0c9353908ec3fa83bf080e799e51e1103ae230b7cc318afdb41b94c7311caf58229eaae3c2a9a5
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SSDEEP
12288:7Mryy90Tz7+yhqiE4DKjtRkJQY0jX03yHU:Fy82gqnRjtRkJX0Y3y0
Malware Config
Extracted
redline
rodik
193.233.20.23:4124
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auth_value
59b6e22e7cfd9b5fa0c99d1942f7c85d
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/4948-11-0x0000000004BA0000-0x0000000004BE6000-memory.dmp family_redline behavioral1/memory/4948-13-0x0000000004C40000-0x0000000004C84000-memory.dmp family_redline behavioral1/memory/4948-30-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-46-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-78-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-76-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-72-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-70-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-68-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-66-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-64-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-62-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-60-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-58-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-56-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-54-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-52-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-50-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-48-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-44-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-42-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-40-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-38-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-36-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-34-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-32-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-28-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-27-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-24-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-22-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-20-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-74-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-16-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-15-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline behavioral1/memory/4948-18-0x0000000004C40000-0x0000000004C7F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 4948 eCJ01Pp37.exe -
Adds Run key to start application 2 TTPs 1 IoCs
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\\\"" a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eCJ01Pp37.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4948 eCJ01Pp37.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2284 wrote to memory of 4948 2284 a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe 86 PID 2284 wrote to memory of 4948 2284 a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe 86 PID 2284 wrote to memory of 4948 2284 a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe"C:\Users\Admin\AppData\Local\Temp\a73c2bf3614408f7cdbb7ed415147c433ac3b4ffb53190fc7564cec6221f9b12.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eCJ01Pp37.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eCJ01Pp37.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4948
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
315KB
MD5722f4d0bd44498381058dd99a810cb62
SHA125b6037e9de799d2df3b8f52545bc1ba77fe54f0
SHA256a6edd21133dd0fd770ed5d1ce693c7d9d178a29940a27e7ad64724d15df5e867
SHA512b4adea1080af52187182236bfeab82a364a65d6482739f544c6f6bef792854541ea88d1e1bae1ca56e49943d18000aaba0c57b0d42b3810798828b29a386d870