Behavioral task
behavioral1
Sample
6413b46b839e53cd7eca27f925f7439321f5c7b50d204528b00546b9cf4eb837.exe
Resource
win7-20231129-en
General
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Target
6413b46b839e53cd7eca27f925f7439321f5c7b50d204528b00546b9cf4eb837
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Size
3.1MB
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MD5
bb47e86745b64c55c469e2ad17516b47
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SHA1
b8661185e0af4569c881362fc0a10567c361f9b6
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SHA256
6413b46b839e53cd7eca27f925f7439321f5c7b50d204528b00546b9cf4eb837
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SHA512
c8840e504b20d4330ac4c99c35d8cf607f526f7ece3ece00fcf60a9fc0f7024c33b596847eea85f9f75ba0a1a3e744c24a9de2ba62c768649137de1580acf5e6
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SSDEEP
49152:uvKY52fyaSZOrPWluWBuGG5g5h/0Ha95bQDk/mLoGdzSTHHB72eh2NT:uv/52fyaSZOrPWluWBDG5g5hEaM
Malware Config
Extracted
quasar
1.4.1
update
127.0.0.1:4782
ddb0d81d-667e-44c3-a1b7-00fcb82dd1ef
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encryption_key
00DF680B0E09235E9256570DFF972BC701444E37
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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
putty
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 6413b46b839e53cd7eca27f925f7439321f5c7b50d204528b00546b9cf4eb837
Files
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6413b46b839e53cd7eca27f925f7439321f5c7b50d204528b00546b9cf4eb837.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