Analysis
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max time kernel
47s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
13-10-2022 13:51
Static task
static1
Behavioral task
behavioral1
Sample
437ea966d01fadbe9259375004b57942bfcfad170ba9afc470eaefb9492ee69e.dll
Resource
win7-20220901-en
windows7-x64
2 signatures
150 seconds
General
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Target
437ea966d01fadbe9259375004b57942bfcfad170ba9afc470eaefb9492ee69e.dll
-
Size
292KB
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MD5
658464a09959d753d8ac3a7e00bbf050
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SHA1
5dae102745d9a1c2925b4767e450c7deb49ce60b
-
SHA256
437ea966d01fadbe9259375004b57942bfcfad170ba9afc470eaefb9492ee69e
-
SHA512
4c989f43f33631d27d3ee6ff9f92d9c0885668065738691015db43179b5aebcd3ddedf8b039ec0185ec8ed2e39fc22c0144cf1570ab437e1cf6f2ef5a1fe65c0
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SSDEEP
6144:zM0XK+bjFcnvSuifgZdadHY0BrDYA/ICl4aZYYz:zMxEFIPad4sR/Ia4WY8
Malware Config
Extracted
Family
gozi_ifsb
Botnet
599957
Attributes
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exe_type
worker
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server_id
12
rsa_pubkey.plain
serpent.plain
Signatures
-
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
regsvr32.exedescription pid process target process PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe PID 1768 wrote to memory of 988 1768 regsvr32.exe regsvr32.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\437ea966d01fadbe9259375004b57942bfcfad170ba9afc470eaefb9492ee69e.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\437ea966d01fadbe9259375004b57942bfcfad170ba9afc470eaefb9492ee69e.dll2⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/988-55-0x0000000000000000-mapping.dmp
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memory/988-56-0x0000000076961000-0x0000000076963000-memory.dmpFilesize
8KB
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memory/988-57-0x00000000004F0000-0x0000000000527000-memory.dmpFilesize
220KB
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memory/988-58-0x00000000004F0000-0x0000000000527000-memory.dmpFilesize
220KB
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memory/988-65-0x0000000010000000-0x0000000010046000-memory.dmpFilesize
280KB
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memory/988-66-0x00000000004F0000-0x0000000000527000-memory.dmpFilesize
220KB
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memory/988-67-0x0000000000200000-0x0000000000204000-memory.dmpFilesize
16KB
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memory/1768-54-0x000007FEFC591000-0x000007FEFC593000-memory.dmpFilesize
8KB