Behavioral task
behavioral1
Sample
Undetected-Lafof/Undetected.exe
Resource
win7-20240903-en
General
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Target
Undetected-Lafof.zip
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Size
1.2MB
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MD5
4a36899d0d7cf8027feaa80941f02df6
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SHA1
1ceff167030cc4033d5e465507b35a171d7c4521
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SHA256
e4d9649035fca11b0766b1029de6566a201c0a4fe21aa78d47c6898aba84080e
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SHA512
21f3ee4befa9625d3b2b11a161087a47ac92a45b314084b7b5cd9316af664d1f916c6f0b59018ea01109b8f236939fdbfc5000d7060a53c978f4a330f31829f6
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SSDEEP
24576:AoKbu+H1Da3BsWDsb+x0Ri7KzwMrDK9Ah5o+lNCK1WG771R:AoKbLHglpM3eAh51PZsGf1R
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.178.56:4782
034bc834-00a3-43a2-914f-e7e2e3cca885
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encryption_key
A1FC9406EA7EC68BA96F23A68CD076A4EDC6270C
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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 static1/unpack001/Undetected-Lafof/Undetected.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Undetected-Lafof/Undetected.exe
Files
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Undetected-Lafof.zip.zip
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Undetected-Lafof/Undetected.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