Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/03/2024, 06:27
Static task
static1
Behavioral task
behavioral1
Sample
5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe
Resource
win10v2004-20240226-en
General
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Target
5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe
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Size
362KB
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MD5
3cb66373985f1e9a4914a4904e59e640
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SHA1
c059a7b88432b6760c6d029612d8dd7d16e15210
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SHA256
5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e
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SHA512
a22b19ad803f12940552b65e13e007f129610d197e0813e85104d87beb4068b1a57f8924812b2a60a0487b2eb95733f8a564f0da213960359f00ea9fb0a7a460
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SSDEEP
6144:6H5ZwBFG1urgNcxQ+AJv3/zeb/WRIHDXv2k/JrAV40saiigCUlhu9a6r/V:+wBFOohrA93re7V/2qJrAVQ5zCUlh+ay
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 3232 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe -
Executes dropped EXE 1 IoCs
pid Process 3232 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2432 4488 WerFault.exe 93 4840 3232 WerFault.exe 101 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4488 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3232 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4488 wrote to memory of 3232 4488 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe 101 PID 4488 wrote to memory of 3232 4488 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe 101 PID 4488 wrote to memory of 3232 4488 5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe"C:\Users\Admin\AppData\Local\Temp\5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 4042⤵
- Program crash
PID:2432
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C:\Users\Admin\AppData\Local\Temp\5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exeC:\Users\Admin\AppData\Local\Temp\5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:3232 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 3643⤵
- Program crash
PID:4840
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4488 -ip 44881⤵PID:4020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3232 -ip 32321⤵PID:788
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3832 --field-trial-handle=3136,i,3192284747741020952,1225278682167953346,262144 --variations-seed-version /prefetch:81⤵PID:3768
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\5b3437a5bb97a17aac7abd8bdf4d672875a21547b250b1d85b2986941bd77c4e.exe
Filesize362KB
MD5c6f55cba62cecbb8006f59fe91569bd2
SHA17cfb08512978487098fee52664e414d773cab52c
SHA25633a91ec91b48f6c75ccbf7c465d0d2adc5661c58c573a9babaf26b530c98f867
SHA5120aa6f8fd8e62a14d3832af8bc15e5e58b77ee6080051858726bc944eec5c27f209fd48df3ed05ebb16c4760fd4bf4df40c958d8355c504341bc0744e1acb7099