Resubmissions
29-07-2021 15:09
210729-wzvqb879aa 1026-07-2021 20:08
210726-9lbbrtep2a 1026-07-2021 20:05
210726-bdzs4aydgx 9Analysis
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max time kernel
300s -
max time network
313s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
26-07-2021 20:08
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
Setup.exe
Resource
win10v20210408
General
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Target
Setup.exe
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Size
3MB
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MD5
6a42e481e8c2f649a854b08cdaf73be4
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SHA1
66d7883449483a44232053f77ed1701c3c3ac9e3
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SHA256
3f4a6504fe8dc05ff75fe4a3bdf27eb509b2431ebaf4e189c23b9297ea300f19
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SHA512
9d4b1d3ffafebf0faebe550f2d3064a1f515b908e049a5aca07b151d8bfe165d545f244bfd3960283a9310c18e50968834dc3fc471258ef8ddf7541e597d87be
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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Identifies VirtualBox via ACPI registry values (likely anti-VM) ⋅ 2 TTPs
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Checks BIOS information in registry ⋅ 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Setup.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Setup.exe -
Processes:
resource yara_rule behavioral2/memory/4648-116-0x0000000000AD0000-0x0000000000AD1000-memory.dmp themida -
Processes:
Setup.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger ⋅ 1 IoCs
Processes:
Setup.exepid process 4648 Setup.exe -
Suspicious behavior: EnumeratesProcesses ⋅ 2 IoCs
Processes:
Setup.exepid process 4648 Setup.exe 4648 Setup.exe -
Suspicious use of AdjustPrivilegeToken ⋅ 1 IoCs
Processes:
Setup.exedescription pid process Token: SeDebugPrivilege 4648 Setup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"Checks BIOS information in registryChecks whether UAC is enabledSuspicious use of NtSetInformationThreadHideFromDebuggerSuspicious behavior: EnumeratesProcessesSuspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Collection
Command and Control
Credential Access
Defense Evasion
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation
Replay Monitor
Downloads
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memory/4648-115-0x0000000077580000-0x000000007770E000-memory.dmp
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memory/4648-116-0x0000000000AD0000-0x0000000000AD1000-memory.dmp
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memory/4648-118-0x0000000006390000-0x0000000006391000-memory.dmp
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memory/4648-119-0x0000000003B60000-0x0000000003B61000-memory.dmp
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memory/4648-120-0x0000000005D80000-0x0000000005D81000-memory.dmp
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memory/4648-121-0x0000000005DC0000-0x0000000005DC1000-memory.dmp
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memory/4648-122-0x0000000003BC0000-0x0000000003BC1000-memory.dmp
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memory/4648-123-0x0000000006020000-0x0000000006021000-memory.dmp