Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-11-2024 20:42
Static task
static1
Behavioral task
behavioral1
Sample
083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe
Resource
win10v2004-20241007-en
General
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Target
083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe
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Size
277KB
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MD5
711015828a608231dbc45b4d46deb239
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SHA1
69f6f9ad45754c6c2e132501a556e312c50653b9
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SHA256
083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84
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SHA512
9a755bb2442cfa10355d2a5df4c8fdc2b5811fe9023c12fa7d5bafa8252c837aa41dcc8946a32642fd8631bdf334cbb39982e9edbbfdd45800588b19a9e5eaa2
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SSDEEP
6144:6N30iL266hFiekebPXIlmmHrKt7vvRHbeyZX:6N3RL2RbP4IzzRiyZX
Malware Config
Extracted
redline
pub1
89.22.231.25:45245
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auth_value
9c5c8480222ae57e3bcdac11c63a526d
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 1 IoCs
resource yara_rule behavioral2/memory/4388-1-0x0000000000400000-0x0000000000432000-memory.dmp family_redline -
Redline family
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Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3100 set thread context of 4388 3100 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe 88 -
Program crash 3 IoCs
pid pid_target Process procid_target 1616 3100 WerFault.exe 82 2356 3100 WerFault.exe 82 776 3100 WerFault.exe 82 -
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 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3100 wrote to memory of 4388 3100 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe 88 PID 3100 wrote to memory of 4388 3100 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe 88 PID 3100 wrote to memory of 4388 3100 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe 88 PID 3100 wrote to memory of 4388 3100 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe 88 PID 3100 wrote to memory of 4388 3100 083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe"C:\Users\Admin\AppData\Local\Temp\083b20ca6a7bd88f8a47cb3d96120109464c645f09801661d6b47dc547090a84.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3100 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 2362⤵
- Program crash
PID:1616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 2402⤵
- Program crash
PID:2356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 2802⤵
- Program crash
PID:776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3100 -ip 31001⤵PID:684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3100 -ip 31001⤵PID:4520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3100 -ip 31001⤵PID:1988