Behavioral task
behavioral1
Sample
1ba41fb95f728823e54159eb05c34a545ddb09cb2d942b8d7b6de29537204a80.exe
Resource
win7-20240903-en
General
-
Target
1ba41fb95f728823e54159eb05c34a545ddb09cb2d942b8d7b6de29537204a80.exe
-
Size
502KB
-
MD5
f5b150d54a0ba2d902974cbfd6249c56
-
SHA1
92e28c3d9ff4392eed379d816dda6939113830bd
-
SHA256
1ba41fb95f728823e54159eb05c34a545ddb09cb2d942b8d7b6de29537204a80
-
SHA512
57aade72ad0b45fdf1a6fdfa99e0d72165a9d3a77efd48c0fb5976ab605f6a395ab9817ea45f1f63994c772529b6b0c6448fa446d68c9859235ce43bf22cb688
-
SSDEEP
12288:gTEgdfYv/izUrFL4dywjapf/WI2TI/uqcdj:1Uwwq+ywjapHWbEcdj
Malware Config
Extracted
quasar
1.4.0
Office04
192.168.31.99:4782
2001:4bc9:1f98:a4e::676:4782
255.255.255.0:4782
fe80::cabf:4cff:fe84:9572%17:4782
1f65a787-81b8-4955-95e4-b7751e10cd50
-
encryption_key
A0B82A50BBC49EC084E3E53A9E34DF58BD7050B9
-
install_name
Neverlose Loader.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Java Updater
-
subdirectory
SubDir
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1ba41fb95f728823e54159eb05c34a545ddb09cb2d942b8d7b6de29537204a80.exe
Files
-
1ba41fb95f728823e54159eb05c34a545ddb09cb2d942b8d7b6de29537204a80.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: 498KB - Virtual size: 498KB
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