Behavioral task
behavioral1
Sample
3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe
Resource
win7-20240903-en
General
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Target
3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a
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Size
348KB
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MD5
6cff0f3f310f7b7993af549a05e187b2
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SHA1
ae7ec54524cd3ca3ac19ada763e3b6ab59c4450e
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SHA256
3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a
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SHA512
0d658a2a685f6bf4b40d057ab423b0cb81cb9e1d4ef8b2e155687bf09b2d5603ab20e21c4464a45f7ac3176bba631d85f4d7ae57b639a6bb475791d08839e7ef
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SSDEEP
6144:PrNHXf500M9M3lP/bsfF0nU2K3QfX0GAs:jd50LuGfcKkX5As
Malware Config
Extracted
quasar
1.3.0.0
Systems
1.119.13.214:9005
QSR_MUTEX_hmjqKQTi6BreQfWR3z
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encryption_key
tIYJTNrzyeaEmITC5uoi
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a
Files
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3e976ca41bec9c54164d63d0fc1ec16f8999b8e5a1f45a4c458cd25f2630919a.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ