General
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Target
533a8b7d2d523e95e31f517ea0e432de_JaffaCakes118
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Size
2.7MB
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Sample
240717-qyzg3stalr
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MD5
533a8b7d2d523e95e31f517ea0e432de
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SHA1
64e003d9c733196f1c1569ee40c64983cc6e4127
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SHA256
59b2725f7466da2b7426c5d2b64af386c128e313738a0cd5a838a5ec3ca90b5c
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SHA512
b777d95be33e9b9cd5e0f4e5d9c494b83be0f835697bf9b358c7cc93acf6f2ef35f2ac502b9f96030c0262a0c5289d072b0920cd9ea46eea0fa1b4cc59136c4f
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SSDEEP
49152:NUF0bDj03kJVsDZj3dE1juUo5XipVmaiDQ2EX8q8bgZvakhJGFLBz8LS:NUFUjmmVsDhNYj/VpVzh2I4S0FLBz8LS
Static task
static1
Behavioral task
behavioral1
Sample
533a8b7d2d523e95e31f517ea0e432de_JaffaCakes118.exe
Resource
win7-20240704-en
Malware Config
Extracted
quasar
2.1.0.0
RAT
23.105.131.178:7812
VNM_MUTEX_gdy9bWxR0te3WgTRnI
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encryption_key
MDXzdQumRqZGIeya7nG9
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install_name
Windows Defender Security.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Windows Update
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subdirectory
Microsoft
Targets
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Target
533a8b7d2d523e95e31f517ea0e432de_JaffaCakes118
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Size
2.7MB
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MD5
533a8b7d2d523e95e31f517ea0e432de
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SHA1
64e003d9c733196f1c1569ee40c64983cc6e4127
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SHA256
59b2725f7466da2b7426c5d2b64af386c128e313738a0cd5a838a5ec3ca90b5c
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SHA512
b777d95be33e9b9cd5e0f4e5d9c494b83be0f835697bf9b358c7cc93acf6f2ef35f2ac502b9f96030c0262a0c5289d072b0920cd9ea46eea0fa1b4cc59136c4f
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SSDEEP
49152:NUF0bDj03kJVsDZj3dE1juUo5XipVmaiDQ2EX8q8bgZvakhJGFLBz8LS:NUFUjmmVsDhNYj/VpVzh2I4S0FLBz8LS
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Quasar payload
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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