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Analysis
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max time kernel
142s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
14/06/2023, 06:34
Static task
static1
Behavioral task
behavioral1
Sample
winmail-reader-setup.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
winmail-reader-setup.exe
Resource
win10v2004-20230220-en
General
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Target
winmail-reader-setup.exe
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Size
686KB
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MD5
420c65ee1fc0355890f0929ccec43e87
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SHA1
965e7e7d6ac9badfecc9bfbec579c9cb16856286
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SHA256
8613fd9a29079424a89f95d5c94b6a96cbff00f2afdca9842c1a5b65c909db3a
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SHA512
2466f2a4b7839f49b59c6a20470e5d5541caa06deddaada81ddb6905f65b60a1e98d2eb3798c96340a1dafe2f404d60df1050782f3d1160ac5191fa56ea3fa87
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SSDEEP
12288:qna96qurSKk/9iKWljB6kjWvEsmjjYVb6OORWjWOG/sLUSwA0pyHKWNjHP+4vqV7:qnakqur9k1uFB6kKvEMN6vRW5tJEHWZE
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1328 winmail-reader-setup.tmp -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3996 wrote to memory of 1328 3996 winmail-reader-setup.exe 83 PID 3996 wrote to memory of 1328 3996 winmail-reader-setup.exe 83 PID 3996 wrote to memory of 1328 3996 winmail-reader-setup.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\winmail-reader-setup.exe"C:\Users\Admin\AppData\Local\Temp\winmail-reader-setup.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3996 -
C:\Users\Admin\AppData\Local\Temp\is-RGTUI.tmp\winmail-reader-setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-RGTUI.tmp\winmail-reader-setup.tmp" /SL5="$B0028,440482,59904,C:\Users\Admin\AppData\Local\Temp\winmail-reader-setup.exe"2⤵
- Executes dropped EXE
PID:1328
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
693KB
MD5d652c5a969a492cb7fa096aec4a16736
SHA1068b7c3064a4ca8d6f27e9606b0e98e10baa417b
SHA2568d2d1d60c9ba416dca71172141778a1fa78be35ccc074f1c3158e3b89ca4ffb4
SHA5128e47b75c7584f61661b7c09c2f13266d442c034b98cb4345762a25621339e776a397718f27c7626604676a83bd46be294a8d35791b38c250c90f7fa5b7d7dfc8
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Filesize
693KB
MD5d652c5a969a492cb7fa096aec4a16736
SHA1068b7c3064a4ca8d6f27e9606b0e98e10baa417b
SHA2568d2d1d60c9ba416dca71172141778a1fa78be35ccc074f1c3158e3b89ca4ffb4
SHA5128e47b75c7584f61661b7c09c2f13266d442c034b98cb4345762a25621339e776a397718f27c7626604676a83bd46be294a8d35791b38c250c90f7fa5b7d7dfc8