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Analysis
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max time kernel
92s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
18/02/2024, 05:45
Static task
static1
Behavioral task
behavioral1
Sample
5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe
Resource
win10v2004-20231222-en
General
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Target
5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe
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Size
464KB
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MD5
344ab5f6badfc8e09e9b8384f5cb3e60
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SHA1
1213df1776390d5a9acd3395f0b806bbae13127f
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SHA256
5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696
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SHA512
523ac88b7a2eaefb30afb73e68d2ce1dc58d439d013dffa5db29031add6fc6d40727a42d9a0d2b11076dcc395604caf3ceb4017dc334345b4fccb2c6db4e0e43
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SSDEEP
12288:fdhvZeiD9j3AaVZ3r1l5D/Ei1t1egcCpRScNsuCWJuffs:fdhBD9jjZ3rJLX0gcm9GuCWoff
Malware Config
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 2 IoCs
resource yara_rule behavioral2/memory/4988-4-0x0000000005050000-0x00000000050A4000-memory.dmp family_redline behavioral2/memory/4988-8-0x0000000005690000-0x00000000056E2000-memory.dmp family_redline -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation 5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe 5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe -
Executes dropped EXE 1 IoCs
pid Process 3428 qemu-ga.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2492 4988 WerFault.exe 83 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4988 5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4988 5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4988 wrote to memory of 3428 4988 5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe 88 PID 4988 wrote to memory of 3428 4988 5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe"C:\Users\Admin\AppData\Local\Temp\5240773ffa3a72a2d31a6a4aced652979b2662efaab2c7bcc28a1a67bd5b7696.exe"1⤵
- Checks computer location settings
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe"2⤵
- Executes dropped EXE
PID:3428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 23162⤵
- Program crash
PID:2492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4988 -ip 49881⤵PID:3948
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
MD5a5ce3aba68bdb438e98b1d0c70a3d95c
SHA1013f5aa9057bf0b3c0c24824de9d075434501354
SHA2569b860be98a046ea97a7f67b006e0b1bc9ab7731dd2a0f3a9fd3d710f6c43278a
SHA5127446f1256873b51a59b9d2d3498cef5a41dbce55864c2a5fb8cb7d25f7d6e6d8ea249d551a45b75d99b1ad0d6fb4b5e4544e5ca77bcd627717d6598b5f566a79