Analysis
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max time kernel
93s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 14:43
Static task
static1
Behavioral task
behavioral1
Sample
PHOTO-DEVOCHKA.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
PHOTO-DEVOCHKA.exe
Resource
win10v2004-20220812-en
General
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Target
PHOTO-DEVOCHKA.exe
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Size
238KB
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MD5
1414a0cf3ae3455f7445753aa9ef0ac9
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SHA1
c6e63022a267155926638e028ba0bfafe614ff15
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SHA256
2acd2fd6a3fbb4fe40a62ba571ed6015fdbec4a0a6aec9ccde3f33cbc803fee7
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SHA512
939e9f2dca756893d04a1619537ee7e71c7eda27ebf9785b16fe0e892327ba23d2bbc54d82b97e590d803ce01d89087eaf24b330572aa5ba14c0668d9faf29b0
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SSDEEP
6144:zbXE9OiTGfhEClq9rZXpdKw/F4qweYG3/jk8hqfFyBgRY7JJUm:/U9XiuiI
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
flow pid Process 8 1608 WScript.exe -
Drops file in Drivers directory 3 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts cmd.exe File opened for modification C:\Windows\System32\drivers\etc\hosts WScript.exe File opened for modification C:\Windows\System32\drivers\etc\hîsts 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation PHOTO-DEVOCHKA.exe -
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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Drops file in Program Files directory 13 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\sri teplim kalom\singaraja eto les\fresh_meamings_cold_not_to_be_hero.bat PHOTO-DEVOCHKA.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\net_v_zizni_nehera_etogo_kak_ego_o_stastia.jog PHOTO-DEVOCHKA.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sleep_my_darling_sleppp.lll PHOTO-DEVOCHKA.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sobaki_ya_edu_vas_ebat.yahaha PHOTO-DEVOCHKA.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\Uninstall.exe PHOTO-DEVOCHKA.exe File opened for modification C:\Program Files (x86)\sri teplim kalom\singaraja eto les\Uninstall.exe PHOTO-DEVOCHKA.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\Uninstall.ini PHOTO-DEVOCHKA.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sleep_my_darling_sleppp.vbs cmd.exe File opened for modification C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sleep_my_darling_sleppp.vbs cmd.exe File created C:\Program Files (x86)\sri teplim kalom\singaraja eto les\fresh_meamings_cold_not_to_be_hero.bat PHOTO-DEVOCHKA.exe File opened for modification C:\Program Files (x86)\sri teplim kalom\singaraja eto les\net_v_zizni_nehera_etogo_kak_ego_o_stastia.jog PHOTO-DEVOCHKA.exe File opened for modification C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sleep_my_darling_sleppp.lll PHOTO-DEVOCHKA.exe File opened for modification C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sobaki_ya_edu_vas_ebat.yahaha PHOTO-DEVOCHKA.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-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings PHOTO-DEVOCHKA.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1216 wrote to memory of 2396 1216 PHOTO-DEVOCHKA.exe 77 PID 1216 wrote to memory of 2396 1216 PHOTO-DEVOCHKA.exe 77 PID 1216 wrote to memory of 2396 1216 PHOTO-DEVOCHKA.exe 77 PID 1216 wrote to memory of 1608 1216 PHOTO-DEVOCHKA.exe 79 PID 1216 wrote to memory of 1608 1216 PHOTO-DEVOCHKA.exe 79 PID 1216 wrote to memory of 1608 1216 PHOTO-DEVOCHKA.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\PHOTO-DEVOCHKA.exe"C:\Users\Admin\AppData\Local\Temp\PHOTO-DEVOCHKA.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Program Files (x86)\sri teplim kalom\singaraja eto les\fresh_meamings_cold_not_to_be_hero.bat" "2⤵
- Drops file in Drivers directory
- Drops file in Program Files directory
PID:2396
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Program Files (x86)\sri teplim kalom\singaraja eto les\sleep_my_darling_sleppp.vbs"2⤵
- Blocklisted process makes network request
- Drops file in Drivers directory
PID:1608
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD574acc3839b6022585e2c1c7f7ad53f72
SHA17a5dee077413095eae8e8291ff82807644cd5912
SHA2563be6d3561d4332cffcd516d9758b7ca63a59e9de3c1a859ca92e379963faf590
SHA5129aefb31bd6544059f4c327b437b593a185cc0d06d07a4a7422362892aabdcaee80db85f0d1fb73c3e6c4da557b6726394e4403db8c3594f85e2c47934bf5bc38
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C:\Program Files (x86)\sri teplim kalom\singaraja eto les\net_v_zizni_nehera_etogo_kak_ego_o_stastia.jog
Filesize106B
MD574305d205702e48e96da6265224b456f
SHA1387686c3598b5d9bb084f1597aeb3c1687b8b001
SHA256afc5e57f3536cc17c46c377efe3746f80079b1917597bb3430298ddb570a3faf
SHA51267fb29190052df27d2a5166a9de5233b64037aac5d00cb31c986850bfcb91f6df8927aa76140dcb126cd8f82eb8dc6c5aaef87816ec5505f176ff62286fafdf0
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Filesize
1KB
MD517007b4656d76b453d7306cfd09a8565
SHA1e908c6bebc96f295b29c78913bb595bfdc2c04a8
SHA2562d1763c8e83f20f5b33f06f677b17ef8288c42ef64fccef432ba452c72bd9f3d
SHA512406068fd0570cac510915f8d80cc045ea6afa69dd5653d47d2ea0b675c13a71d5b74d05e163d56c7f94786b4f99c34dd9ff9f8b9a75e85e6e9de0902d2e44a37
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Filesize
1KB
MD517007b4656d76b453d7306cfd09a8565
SHA1e908c6bebc96f295b29c78913bb595bfdc2c04a8
SHA2562d1763c8e83f20f5b33f06f677b17ef8288c42ef64fccef432ba452c72bd9f3d
SHA512406068fd0570cac510915f8d80cc045ea6afa69dd5653d47d2ea0b675c13a71d5b74d05e163d56c7f94786b4f99c34dd9ff9f8b9a75e85e6e9de0902d2e44a37
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Filesize
1KB
MD5f2c5d10ad27bb489a71a16e71b70e8b4
SHA15154928e4445092cedd422c549817c7a50e59d76
SHA256e085c03394954c9b369c0a6f8704062b3c6ab932208fe6061e7a5a5bac851428
SHA5122f01c24aa2cc579b5d77c13a6b2af9f76738f7868c30a665ea0a4759d80032fbb451a1bbf406554223898a3c2ca586d4749a10b445823f28ef0585acbe57edf9