Analysis
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max time kernel
4294213s -
max time network
160s -
platform
windows7_x64 -
resource
win7-20220310-en -
submitted
20/03/2022, 03:25
Static task
static1
Behavioral task
behavioral1
Sample
ef78d1bc0863a7e939b37e2daefe96450cd44e207d52e8663030fb1780eea7ba.exe
Resource
win7-20220310-en
0 signatures
0 seconds
General
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Target
ef78d1bc0863a7e939b37e2daefe96450cd44e207d52e8663030fb1780eea7ba.exe
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Size
126KB
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MD5
cbbc58e6c361cadbe803e2b5db17307e
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SHA1
86764e2af88b290aa12669369d882a663a264c4d
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SHA256
ef78d1bc0863a7e939b37e2daefe96450cd44e207d52e8663030fb1780eea7ba
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SHA512
826d8ac99ccd75cd6fa95235ff2979e997d396e30a5ae81c9a7781a02c8560c9398bbda567edfc586d4a14244126cfde58c1f752d68b382bd5872f1337312a2a
Malware Config
Extracted
Family
gozi_ifsb
Botnet
1051
C2
c.s-microsoft.com
ajax.googleapis.com
vlasdmkdmewnfjfnd.xyz
Attributes
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build
250166
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dga_base_url
constitution.org/usdeclar.txt
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dga_crc
0x4eb7d2ca
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dga_season
10
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dga_tlds
com
ru
org
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dns_servers
107.174.86.134
107.175.127.22
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exe_type
loader
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server_id
12
rsa_pubkey.plain
serpent.plain
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{2A7CDE20-A882-11EC-9663-D62D82028222} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1204 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1204 iexplore.exe 1204 iexplore.exe 1800 IEXPLORE.EXE 1800 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1204 wrote to memory of 1800 1204 iexplore.exe 32 PID 1204 wrote to memory of 1800 1204 iexplore.exe 32 PID 1204 wrote to memory of 1800 1204 iexplore.exe 32 PID 1204 wrote to memory of 1800 1204 iexplore.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\ef78d1bc0863a7e939b37e2daefe96450cd44e207d52e8663030fb1780eea7ba.exe"C:\Users\Admin\AppData\Local\Temp\ef78d1bc0863a7e939b37e2daefe96450cd44e207d52e8663030fb1780eea7ba.exe"1⤵PID:1752
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1204 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1800
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