Analysis
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max time kernel
137s -
max time network
139s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-07-2021 13:46
Static task
static1
Behavioral task
behavioral1
Sample
532.dll
Resource
win7v20210408
Behavioral task
behavioral2
Sample
532.dll
Resource
win10v20210410
General
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Target
532.dll
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Size
200KB
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MD5
7348620f737ec1b0997cae7548344f2c
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SHA1
5550f62fdc0963c331b460f8a967c45d481e505a
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SHA256
8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd
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SHA512
568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6
Malware Config
Extracted
hancitor
2207_xwpi67
http://tholeferli.com/8/forum.php
http://aidgodown.ru/8/forum.php
http://relifleappin.ru/8/forum.php
Extracted
fickerstealer
pospvisis.com:80
Signatures
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Fickerstealer
Ficker is an infostealer written in Rust and ASM.
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Hancitor
Hancitor is downloader used to deliver other malware families.
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Blocklisted process makes network request 4 IoCs
flow pid Process 15 3760 rundll32.exe 17 3760 rundll32.exe 19 3760 rundll32.exe 24 3760 rundll32.exe -
Downloads MZ/PE file
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3760 set thread context of 3932 3760 rundll32.exe 80 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3760 rundll32.exe 3760 rundll32.exe 3932 svchost.exe 3932 svchost.exe 3760 rundll32.exe 3760 rundll32.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3224 wrote to memory of 3760 3224 rundll32.exe 70 PID 3224 wrote to memory of 3760 3224 rundll32.exe 70 PID 3224 wrote to memory of 3760 3224 rundll32.exe 70 PID 3760 wrote to memory of 3932 3760 rundll32.exe 80 PID 3760 wrote to memory of 3932 3760 rundll32.exe 80 PID 3760 wrote to memory of 3932 3760 rundll32.exe 80 PID 3760 wrote to memory of 3932 3760 rundll32.exe 80 PID 3760 wrote to memory of 3932 3760 rundll32.exe 80
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\532.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3224 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\532.dll,#12⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3760 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\System32\svchost.exe3⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3932
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