Overview
overview
10Static
static
3Installer.exe
windows10-2004-x64
10Installer.exe
windows11-21h2-x64
10msys-2.0.dll
windows10-2004-x64
10msys-2.0.dll
windows11-21h2-x64
10tmpD01A.dll
windows10-2004-x64
1tmpD01A.dll
windows11-21h2-x64
1vcruntime140.dll
windows10-2004-x64
1vcruntime140.dll
windows11-21h2-x64
1winAPI.exe
windows10-2004-x64
10winAPI.exe
windows11-21h2-x64
10General
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Target
fud.zip
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Size
15.3MB
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Sample
250419-s3sanssn18
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MD5
16a3d7fe2daaec168522818e8e4352eb
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SHA1
cc421ffb059ddde7b99112edf3a98121458726e5
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SHA256
bfa990bda3eebc658bcd0014dbfc9d57277e585548031f7ce4ecfcc8223f7b6b
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SHA512
5e1f80ea42b5b72a3fc27c3aa1c882d305d68e4d150c7cf21522e25acaaf376b496f57667a6f2ac67031c1708e96414e314e66b88599eaa9f77a1d4b41d7c957
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SSDEEP
393216:nSfvN08cA9br0VcaSLRxFijecz53Z5tPjNhRm3ygnrHoiFz:nYN08v9br0VFK6Z5X7mLHoiFz
Static task
static1
Behavioral task
behavioral1
Sample
Installer.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral2
Sample
Installer.exe
Resource
win11-20250410-en
Behavioral task
behavioral3
Sample
msys-2.0.dll
Resource
win10v2004-20250410-en
Behavioral task
behavioral4
Sample
msys-2.0.dll
Resource
win11-20250410-en
Behavioral task
behavioral5
Sample
tmpD01A.dll
Resource
win10v2004-20250314-en
Behavioral task
behavioral6
Sample
tmpD01A.dll
Resource
win11-20250410-en
Behavioral task
behavioral7
Sample
vcruntime140.dll
Resource
win10v2004-20250314-en
Behavioral task
behavioral8
Sample
vcruntime140.dll
Resource
win11-20250411-en
Behavioral task
behavioral9
Sample
winAPI.exe
Resource
win10v2004-20250410-en
Malware Config
Extracted
quasar
��:a>�后��s��6�F�l濺�,@ 3&�
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encryption_key
0A2600918F5E13281DD3F3E3CF35CA2FEACB6884
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reconnect_delay
3000
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startup_key
�� D���s�+���\� r8t$�
Targets
-
-
Target
Installer.exe
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Size
53KB
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MD5
f323bb458ecbd21acdddd5ea770e775f
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SHA1
9b04a6ea2e6efcc81d344f6425928c5700e9a3f6
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SHA256
4030427f5e93a3cbb5072fe12afb02a4cb6447a4d0061b4dc9f71fdb783ab926
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SHA512
ca08182341611a89da1f4c90efbd065691a551e68d534ed509bf3ffca8d821362be14b175cfb8378fc2199432938c1d3e63524d9424802a37c0435467a5dabe2
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SSDEEP
768:ZId0rRueeCTXZJa0CMpWBUlNP/hA8OE2fbsE/g0+EFiRs:ZId+KQXZPCiWBU8fAL5eim
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Quasar family
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Quasar payload
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Blocklisted process makes network request
-
-
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Target
msys-2.0.dll
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Size
88KB
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MD5
f947218a2b6bc294c22175030824c12b
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SHA1
ba97c647a21d78f4d70135231574a9162998a3bf
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SHA256
940d104b54c78abc2ab4af8d88c0da0083dda6ddf63e92976d96fadcf46d35c4
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SHA512
46cb9b32a5bc07fb55fded5e42bbc8362ba0106d19c4441a639a821cd612867f676017d525d167384c9595b506db2d7a6f2ac8fa2d2c7fe102ede7b6132cd6e5
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SSDEEP
1536:gsssTDMfCgjgibbqJ7tJ2Lr/lWzv0EH80OrxECICtf1eL5eim:hsOo6yOJRJ2X/czv0EH80OrxE9Ctf1eC
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Quasar family
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Quasar payload
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Blocklisted process makes network request
-
-
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Target
tmpD01A.dll
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Size
3.5MB
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MD5
1a201cec87e2370a08dc00acc065501a
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SHA1
02ff14bbb59d380cc8e7ffea711d978248bfcb83
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SHA256
709f39277a3393fbdb4349bb19b80e2d976dd8926d6fcbe0e59d699338846016
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SHA512
e80e75a672807dfa1da6002bb02e8024eaadb75f79f22c40c72c82c213d99b3f4dcdeb963a7587c0a5532fa8b6c53e9ac6eb512fc422d654191215e266eef1e1
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SSDEEP
98304:UMoiKk/w5lfGCSlKNS48Rzp3roT91u7MHLzV0ZghXVp2vGmB:8iKk/9CSlKNvq
Score1/10 -
-
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Target
vcruntime140.dll
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Size
116KB
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MD5
699dd61122d91e80abdfcc396ce0ec10
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SHA1
7b23a6562e78e1d4be2a16fc7044bdcea724855e
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SHA256
f843cd00d9aff9a902dd7c98d6137639a10bd84904d81a085c28a3b29f8223c1
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SHA512
2517e52f7f03580afd8f928c767d264033a191e831a78eed454ea35c9514c0f0df127f49a306088d766908af7880f713f5009c31ce6b0b1e4d0b67e49447bfff
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SSDEEP
1536:KqvQFDdwFBHKaPX8YKpWgeQqbekRG7MP4ddbsecbWcmpCGa3QFzFtjXzp:KqvQFDUXqWn7CkRG7YecbWb9a3kDX9
Score1/10 -
-
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Target
winAPI.dll
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Size
36.0MB
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MD5
fb466528aac78a063f4c60882a33ddc9
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SHA1
2af35fa26c27e402e66b7c46d136a4a578f975af
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SHA256
6f157135b2b74872f88863cc5bd1edbe8fbe3532dfb9e1b961afca9bb5c77fd3
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SHA512
0539f5681271f70262288fcc0b7bd89d63c6c8b8f32f96bd43878df531f9997cde314357f541ca49f58363c484cca80a107b450fd37e3e35e75fd90edac71e77
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SSDEEP
393216:f1Du8BtuBw2FEL3Z3aLUoQvo6LP/SgbSpYvKEh1EdKwlGQKPJuGsiTfREsrgCYf8:fMguj8Q4VfvwqFTrYCl
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Quasar family
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Quasar payload
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Blocklisted process makes network request
-