Analysis
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max time kernel
129s -
max time network
179s -
platform
windows10-2004_x64 -
resource
win10v2004-20220331-en -
submitted
29/03/2022, 22:32
Static task
static1
Behavioral task
behavioral1
Sample
b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe
Resource
win7-20220331-en
Behavioral task
behavioral2
Sample
b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe
Resource
win10v2004-20220331-en
General
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Target
b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe
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Size
1.3MB
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MD5
063f3354a6886484c911985ae0c47d17
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SHA1
57861450d228b74b00325425fdebf20697113241
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SHA256
b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d
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SHA512
cc58c50cbbc35529842764f38aadf868bf4f4f6bd3919b70143c3e15c39fd88f29b2e14cacc714aed8342618436c384d84b0429e6cbbdc6e90890aee37001e5f
Malware Config
Signatures
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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MassLogger Main Payload 1 IoCs
resource yara_rule behavioral2/memory/4984-132-0x0000000000400000-0x000000000048C000-memory.dmp family_masslogger -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4172 set thread context of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 -
Program crash 1 IoCs
pid pid_target Process procid_target 4444 4984 WerFault.exe 78 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4172 wrote to memory of 3244 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 77 PID 4172 wrote to memory of 3244 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 77 PID 4172 wrote to memory of 3244 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 77 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78 PID 4172 wrote to memory of 4984 4172 b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe"C:\Users\Admin\AppData\Local\Temp\b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4172 -
C:\Users\Admin\AppData\Local\Temp\b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe"{path}"2⤵PID:3244
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C:\Users\Admin\AppData\Local\Temp\b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe"{path}"2⤵PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4984 -s 9803⤵
- Program crash
PID:4444
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 4984 -ip 49841⤵PID:928
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b30866142219ed228e52a81292afc733a9c9c3dff8bc0ba76ec03c0c9341a68d.exe.log
Filesize1KB
MD56f8f3a9a57cb30e686d3355e656031e0
SHA1acccd6befb1a2f40e662280bc5182e086a0d079b
SHA256283586e83b25099a5698cb9caf9c594a37060d11e0f55c81bb9c6d4f728448ea
SHA5128f11d645ff4f8d5b1c45b06eb52cd45319659255306d60e80e33abfd04b9e3b1164679f11a8a23bd493e4b3f6b9841d70e553a01835eeaf6035b4d05e4fd7b54