Behavioral task
behavioral1
Sample
AAAHHHH.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
AAAHHHH.exe
Resource
win11-20241007-en
General
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Target
AAAHHHH.exe
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Size
3.1MB
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MD5
6088aaa8d0ba77fe7649c56226fcf79e
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SHA1
43f7ac7827c3c57ac58b6093757bcaa637db7698
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SHA256
096f1692176785aa88872660aaefd08b995de5179f95947e3ab48e85158591af
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SHA512
c2f36efe8e5039d4c48a773c14a6925becb5ca30aaaa1d5249a4e9cc36799680e32f018d03a9ed01904751a1d15189b82eb90becc34e2aebde926ab18eb8727d
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SSDEEP
49152:ov55E2VFatysqPFlLC24fdxyG5NJXheUMfcioGdEDTHHB72eh2NT:ovHE2VFatysqPFlLC2IdxyG5NJXheV
Malware Config
Extracted
quasar
1.4.1
minecraft_updater
169.254.197.237:139
192.168.7.110:139
127.0.0.1:139
0.0.0.0:139
98.97.12.133:139
182d06ff-972f-4a96-b344-59a01694d374
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encryption_key
C5904FDD788EA00F921C538B9FE80C0B0A0DE728
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install_name
MinecraftUpdater.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
MinecraftUpdater
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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 AAAHHHH.exe
Files
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AAAHHHH.exe.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: 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