Behavioral task
behavioral1
Sample
26012024_1816_Coachella.exe
Resource
win7-20231215-en
General
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Target
26012024_1816_Coachella.txt
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Size
3.1MB
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MD5
66bfbd56aef35fd5c8a9ac98922c712c
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SHA1
de83a9aa97e44b3c8aeb7e5b23297497c21e4cc4
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SHA256
c5758433ef16949fe40b872e9456eed40aa65c0d9c11d78b3a71046781485aee
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SHA512
c3b0d7f2e739de7eeb1408147411cdcb9c07f6acc00862a184c78f10afcaca74375f94e0d2ce657588f80b50a33abfd6e79d231c138f35132128a84a678cc2c5
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SSDEEP
49152:bvyI22SsaNYfdPBldt698dBcjHERy3ECs1k/GfFoGdnTHHB72eh2NT:bvf22SsaNYfdPBldt6+dBcjHERyit
Malware Config
Extracted
quasar
1.4.1
Office57
crazydns.bumbleshrimp.com:7000
7b833142-f2ed-4fbc-a330-70f5d6de2627
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encryption_key
D02C67CE14FE7C9292004BAB3E9AF4D677EEF268
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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 26012024_1816_Coachella.txt
Files
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26012024_1816_Coachella.txt.exe windows:4 windows x86 arch:x86
Password: infected
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: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - 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