Behavioral task
behavioral1
Sample
run.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
run.exe
Resource
win11-20241007-en
General
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Target
run.exe
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Size
3.1MB
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MD5
7addbb3efb5f86150a4dc255c26096a4
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SHA1
c039e2e4563d76db4c55a6a650d7f13450c1d04d
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SHA256
38abc237a0a005086295963847b69882b9ad53b2e548696bddb5f70e5853772f
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SHA512
9c55300fe1329746bf74b82aeb227e3065452e9afa8f990476d58e5f511fe6533ce59f61adc0e45170be2340aa96c4e3369c568105aa057c038301933461cb07
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SSDEEP
49152:jvtD/2oga6ctePEl3s3jn7HZkgoAxNESEwk/ikLoGdHTHHB72eh2NT:jvR/2oga6ctePEl3s3L7HZkgnxrq
Malware Config
Extracted
quasar
1.4.1
minecraft_updater
yeswasdwasdwasd-26675.portmap.host:26675
41d2bdc9-23fd-4d55-9a9e-6e2156bb0a9a
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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 run.exe
Files
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run.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