Analysis
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max time kernel
4294182s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20220310-en -
submitted
14-04-2022 12:54
Static task
static1
Behavioral task
behavioral1
Sample
65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe
Resource
win7-20220310-en
Behavioral task
behavioral2
Sample
65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe
Resource
win10v2004-en-20220113
General
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Target
65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe
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Size
392KB
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MD5
2efec2dc8a4fc089b5d9727c390c7e87
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SHA1
0ebc7c12d02e1d717c64ae82c2b6d59826f989c7
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SHA256
65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac
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SHA512
e68025a4bb9639073b874f4eaf2566ffbb17c2b339d984ac3d9e2fc9e97848bf855b27dda212c18add383d929e41e2d0ec401064be201f1b5f8ed3aa2f0ae842
Malware Config
Signatures
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OnlyLogger
A tiny loader that uses IPLogger to get its payload.
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OnlyLogger Payload 2 IoCs
resource yara_rule behavioral1/memory/1804-57-0x00000000002D0000-0x0000000000316000-memory.dmp family_onlylogger behavioral1/memory/1804-58-0x0000000000400000-0x0000000002FEE000-memory.dmp family_onlylogger -
Deletes itself 1 IoCs
pid Process 2032 cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Kills process with taskkill 1 IoCs
pid Process 1296 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1296 taskkill.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1804 wrote to memory of 2032 1804 65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe 28 PID 1804 wrote to memory of 2032 1804 65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe 28 PID 1804 wrote to memory of 2032 1804 65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe 28 PID 1804 wrote to memory of 2032 1804 65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe 28 PID 2032 wrote to memory of 1296 2032 cmd.exe 31 PID 2032 wrote to memory of 1296 2032 cmd.exe 31 PID 2032 wrote to memory of 1296 2032 cmd.exe 31 PID 2032 wrote to memory of 1296 2032 cmd.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe"C:\Users\Admin\AppData\Local\Temp\65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1804 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "65e7cd17a891b2f4866a7299a6edb9a202588af2c3ce7c64b35d80505c7101ac.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1296
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