Analysis
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max time kernel
33s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
24-05-2022 01:18
General
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Target
d9c2803716268e1004daaf482d9769efc4c77921f57d243d8717e368fa50f61d.exe
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Size
2.2MB
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MD5
c784d568b45ee4ea4a5bea7e59315dba
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SHA1
2e78d3df578a5b740504409b9c0d25db641d57c3
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SHA256
d9c2803716268e1004daaf482d9769efc4c77921f57d243d8717e368fa50f61d
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SHA512
fe94bc09df0b7d62baac28eb7d489648dd981fa9b9cd08a3bbffeb3389f698022bd5cc572885a3dafea75f0c2a760b9e0435d8722af669b82d05da9e63698c92
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 1 IoCs
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Executes dropped EXE 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d9c2803716268e1004daaf482d9769efc4c77921f57d243d8717e368fa50f61d.exe"C:\Users\Admin\AppData\Local\Temp\d9c2803716268e1004daaf482d9769efc4c77921f57d243d8717e368fa50f61d.exe"1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3582-490\d9c2803716268e1004daaf482d9769efc4c77921f57d243d8717e368fa50f61d.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\d9c2803716268e1004daaf482d9769efc4c77921f57d243d8717e368fa50f61d.exe"2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.8MB
MD527ad68d3e2d047d32a7a8616e32212c6
SHA177148b59acb27f6159aab453ba7978f510a586f7
SHA256b2a134f1495d7749b42a4af8caf58b7afded9d2dff2ee76aea1eaad45f029b5d
SHA512df5862417573c8e5a68ae98eb13202ecd1937a31fd7bbb56cec40bd329a388eea30ef9a7e1340238918369671c42e7b41b194b2e1dd50da2173b5ed9c3a837ad
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Filesize
1.6MB
MD56be04f767ea1c61dc6a6e7b152e9a5ac
SHA15667fe3a87cb9bc7b8374c72bab039b710a3e3ab
SHA256306c3244b464ee6efdc1334380599b4098458a193b3e4e7dfc6c982e84301609
SHA51280cf36af0d20ad21ac0153e37619d884d7cdc931b5f1ec5c9af1d1bcc80ec519943b6c1eb8dbb13c2da3596de0565097f31aed77f0f7024d5d8a79a9f09db88d
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Filesize
2.2MB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
408KB
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Filesize
56KB
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Filesize
224KB
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Filesize
256KB
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Filesize
32KB