General
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Target
UltraUXThemePatcher_4.4.3.exe
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Size
159KB
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Sample
241007-glspbstbjb
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MD5
8992718c128b589e19216ef1609c50c3
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SHA1
dee042937934ae88ba0adb59752ef5ed13edb0ad
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SHA256
431675fcbb448567fafc83fee2b93c620ab7a7f5d3d7a7c7b922fec52d58deb2
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SHA512
b517d678e8590fc100a9aae590f6d37d440452cfab97397a8b62f592a164598cbc0f5a21f65bab22e3c623faeff205d1b137d1f6d104a4792b472682767d65c9
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SSDEEP
3072:qHadUuK8JdwYsawEuGstcRY/Ehsd8uKK0+GFlXtTkYgW7O14yaVHoxlL2iV:qHadpdwMct24E7FlXtTkY5qy5NsJ
Static task
static1
Behavioral task
behavioral1
Sample
UltraUXThemePatcher_4.4.3.exe
Resource
win10v2004-20240802-es
Behavioral task
behavioral2
Sample
$PLUGINSDIR/SysRestore.dll
Resource
win10v2004-20240802-es
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-es
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-es
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisFile.dll
Resource
win10v2004-20240802-es
Malware Config
Targets
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Target
UltraUXThemePatcher_4.4.3.exe
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Size
159KB
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MD5
8992718c128b589e19216ef1609c50c3
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SHA1
dee042937934ae88ba0adb59752ef5ed13edb0ad
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SHA256
431675fcbb448567fafc83fee2b93c620ab7a7f5d3d7a7c7b922fec52d58deb2
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SHA512
b517d678e8590fc100a9aae590f6d37d440452cfab97397a8b62f592a164598cbc0f5a21f65bab22e3c623faeff205d1b137d1f6d104a4792b472682767d65c9
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SSDEEP
3072:qHadUuK8JdwYsawEuGstcRY/Ehsd8uKK0+GFlXtTkYgW7O14yaVHoxlL2iV:qHadpdwMct24E7FlXtTkY5qy5NsJ
Score8/10-
Possible privilege escalation attempt
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Drops file in System32 directory
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Target
$PLUGINSDIR/SysRestore.dll
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Size
5KB
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MD5
4310bd09fc2300b106f0437b6e995330
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SHA1
c6790a68e410d4a619b9b59e7540b702a98ad661
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SHA256
c686b4df9b4db50fc1ddb7be4cd50d4b1d75894288f4dc50571b79937d7c0d7e
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SHA512
49e286ccd285871db74867810c9cf243e3c1522ce7b4c0d1d01bafe72552692234cf4b4d787b900e9c041b8a2c12f193b36a6a35c64ffd5deef0e1be9958b1f7
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SSDEEP
48:S5SLAPmT5fqaB2WB2BtBAQPcPzRcCB0E3ngT2p2UlE41qSK1Gx:ASQM57LAfuQULRxB0E3gKU941LKQx
Score3/10 -
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Target
$PLUGINSDIR/System.dll
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Size
12KB
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MD5
192639861e3dc2dc5c08bb8f8c7260d5
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SHA1
58d30e460609e22fa0098bc27d928b689ef9af78
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SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
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SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
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SSDEEP
192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr
Score3/10 -
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Target
$PLUGINSDIR/nsDialogs.dll
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Size
9KB
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MD5
b7d61f3f56abf7b7ff0d4e7da3ad783d
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SHA1
15ab5219c0e77fd9652bc62ff390b8e6846c8e3e
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SHA256
89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
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SHA512
6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8
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SSDEEP
96:ooEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YMNqkzfFc:ooEvCu5e81785qHFcU0PuAw0uyyIFc
Score3/10 -
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Target
$PLUGINSDIR/nsisFile.dll
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Size
5KB
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MD5
b7d0d765c151d235165823b48554e442
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SHA1
fe530e6c6fd60392d4ce611b21ec9daad3f1bc84
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SHA256
a820a32e5ce89e3e336afc71aa1bf42a357ec542c2bc6e50c6255c1333812587
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SHA512
5d801c24dfa1b7326f72f9c0acf3a330ef0cc3fce25ceee200bb12eab8c2b653025602e610e0cecda1e7cbd851ce1b66252531220b557a378ddb0b4a1741fa66
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SSDEEP
48:a+guelvxkcuEkVy5wM4zL5stbmaN0QpUFdAwsj1gAtl/lSFc/H9UhV0n:3CBxIEkVQwzR2300URs5ldSFcv9c
Score3/10 -
MITRE ATT&CK Enterprise v15
Defense Evasion
File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1