Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
26-08-2023 19:29
Static task
static1
Behavioral task
behavioral1
Sample
a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe
-
Size
45KB
-
MD5
a47cb33020f86f7f5724e4fb78d3586d
-
SHA1
03943550bd487ac5fa647ea8556c827561106664
-
SHA256
8454def36f82fa54465921b95d2f3bb07a45ee3ca5a8c5e73361bff6125dfff3
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SHA512
511cd7aa661f3e44e90fb385c0c171693a16e993322c89391d2d54487a9c3b7c46248b78d1da9dc869cf7f97f5ec886c1dbd5994801931071aedb47aa83eaaca
-
SSDEEP
384:e/4wODQkzonAYsju5N/surDQtOOtEvwDpjqIGROqS/W/rJ+xLrs7cwcx4MWfdp:79inqyNR/QtOOtEvwDpjBK/rJ+Nw84D
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 5052 asih.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1532 wrote to memory of 5052 1532 a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe 83 PID 1532 wrote to memory of 5052 1532 a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe 83 PID 1532 wrote to memory of 5052 1532 a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe"C:\Users\Admin\AppData\Local\Temp\a47cb33020f86f7f5724e4fb78d3586d_cryptolocker_JC.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:5052
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
46KB
MD5032c6783f40f797f6df4dee1f250e0b6
SHA1002dd436363ab3cd9933171702760f14b23eb767
SHA256f71de3a6d70d17c3e15f9d131b6dfd6b297d53dfd7d8ac7e3ae434e3ad043bba
SHA51275b9849f2ee3ab35ea25d9f57f5b143e123508902fc3105bf81515bd229f285266070e6abbf574b605e70f26636698c9788cbfc9ee2f980f0e8d42d73e064de7
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Filesize
46KB
MD5032c6783f40f797f6df4dee1f250e0b6
SHA1002dd436363ab3cd9933171702760f14b23eb767
SHA256f71de3a6d70d17c3e15f9d131b6dfd6b297d53dfd7d8ac7e3ae434e3ad043bba
SHA51275b9849f2ee3ab35ea25d9f57f5b143e123508902fc3105bf81515bd229f285266070e6abbf574b605e70f26636698c9788cbfc9ee2f980f0e8d42d73e064de7
-
Filesize
46KB
MD5032c6783f40f797f6df4dee1f250e0b6
SHA1002dd436363ab3cd9933171702760f14b23eb767
SHA256f71de3a6d70d17c3e15f9d131b6dfd6b297d53dfd7d8ac7e3ae434e3ad043bba
SHA51275b9849f2ee3ab35ea25d9f57f5b143e123508902fc3105bf81515bd229f285266070e6abbf574b605e70f26636698c9788cbfc9ee2f980f0e8d42d73e064de7