Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
20-09-2022 16:49
Static task
static1
Behavioral task
behavioral1
Sample
f20fb96c126b04600cd54d3093846fef.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
f20fb96c126b04600cd54d3093846fef.exe
Resource
win10v2004-20220812-en
General
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Target
f20fb96c126b04600cd54d3093846fef.exe
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Size
3.6MB
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MD5
f20fb96c126b04600cd54d3093846fef
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SHA1
04fade88f8b78f4f8f89c7d1620e5d37e18abebf
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SHA256
480f826cdf5a1e7761910ad42b7b2b9b101a47dad550f01f7a030fae83ed8136
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SHA512
4d50cc29e517f51dcb34dc0672277afd72f856e5e4cf46f3054ebb97191666ebe319fdf5278b7758a9c1765cac5ed834cb80023333b5fd6e8c7ef562f93df9a7
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SSDEEP
24576:VbLgdeQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz6626:VnjQqMSPbcBVQej/1INR
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (1274) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
Processes:
tasksche.exepid process 1624 tasksche.exe -
Drops file in System32 directory 1 IoCs
Processes:
f20fb96c126b04600cd54d3093846fef.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat f20fb96c126b04600cd54d3093846fef.exe -
Drops file in Windows directory 1 IoCs
Processes:
f20fb96c126b04600cd54d3093846fef.exedescription ioc process File created C:\WINDOWS\tasksche.exe f20fb96c126b04600cd54d3093846fef.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
f20fb96c126b04600cd54d3093846fef.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings f20fb96c126b04600cd54d3093846fef.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f20fb96c126b04600cd54d3093846fef.exe"C:\Users\Admin\AppData\Local\Temp\f20fb96c126b04600cd54d3093846fef.exe"1⤵
- Drops file in Windows directory
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C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\f20fb96c126b04600cd54d3093846fef.exeC:\Users\Admin\AppData\Local\Temp\f20fb96c126b04600cd54d3093846fef.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5891bd1368ffc39813fdd228b3c83a29e
SHA1eb64e3dcf4d2ccdfed66cc72b6d27d636446460c
SHA256929ac4b6b2b9743a24fab850e29eaa8284e83ae554511c2719d7d87d16d2566a
SHA5121e2ac39587445f802f416e4fb9f7d49a721f13ad5bef58c79ef1171911aa230daa5b2e1ac674ff17027ea6841e90c58704717eae70288e900ee10a0e439d4505
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memory/1364-54-0x0000000075091000-0x0000000075093000-memory.dmpFilesize
8KB