Analysis
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max time kernel
144s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 00:16
Static task
static1
Behavioral task
behavioral1
Sample
33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe
Resource
win10v2004-20241007-en
General
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Target
33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe
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Size
441KB
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MD5
737c2b5667fda6947d6139be5c66cce4
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SHA1
38b6e6d6a4bef10e55e43aedca3464cdff385954
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SHA256
33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46
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SHA512
0e0896a8fc69b373b700c7fb7b9fa04fdb634e854037ff4b90a5cf3aa71243fab69f0275a16062f0c7f5f537bcbc9db70d88697dff4193bf7bb2b55444f49a38
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SSDEEP
12288:DMrDy90gxcr2wrrAOebAYs1zF6KqOP6goaGqNSGU:YyjcrZrrAxsT6KqP6G
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/3112-12-0x0000000004BF0000-0x0000000004C36000-memory.dmp family_redline behavioral1/memory/3112-14-0x00000000071B0000-0x00000000071F4000-memory.dmp family_redline behavioral1/memory/3112-22-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-40-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-79-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-76-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-74-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-72-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-71-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-68-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-66-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-64-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-62-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-60-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-59-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-56-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-54-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-52-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-50-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-48-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-46-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-44-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-42-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-38-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-36-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-34-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-32-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-30-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-28-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-26-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-20-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-18-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-16-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-15-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline behavioral1/memory/3112-24-0x00000000071B0000-0x00000000071EF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 3112 eHc15xU93.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\\\"" 33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.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 33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eHc15xU93.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3112 eHc15xU93.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4736 wrote to memory of 3112 4736 33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe 86 PID 4736 wrote to memory of 3112 4736 33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe 86 PID 4736 wrote to memory of 3112 4736 33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe"C:\Users\Admin\AppData\Local\Temp\33ac59e5924dca77f9315ee44a66d7b3f34736d4befa1ce78b95e98479cacd46.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4736 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eHc15xU93.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eHc15xU93.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3112
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
352KB
MD5b0b94e2c2b7fcb269bf95b62cc9b065b
SHA1538d87b1ccae12796ed59ee2b407a5e19fce17ed
SHA256b99491d4afd199d95ff54c83be16a8e91f7a25299ac3b592e0e563b7798dd578
SHA512ee8c0a033e9decaae0f9de9e67907feca5de84f3ef300e34e8de8871bf37fe1d21b4e1922c1989cece049e988aa2c1410953a1951277466daf572723e4c42b25