Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20240705-en
General
-
Target
setup.exe
-
Size
3.1MB
-
MD5
9167d3b0a23d7297adec5765d95085e8
-
SHA1
aac8386cbce54562957aadb0dc7fe8e6e231cae3
-
SHA256
30c381a042e571d4d749f7aff6e1b17d77100ad35368c9a67136c1b5436c79cb
-
SHA512
4e61f54e241ae253bcadd97cbd85db92947d6f9aa5df6c592d351bd69efd85a264ae3530e0aec00c41ce337ce0065709ec5c03759d6b3ce6a414500a6d03e695
-
SSDEEP
49152:XvGhBYjCO4Dt2d5aKCuVPzlEmVQL0wvwkaCO1TqMartToGd3THHB72eh2NT:Xvot2d5aKCuVPzlEmVQ0wvwfvxqb
Malware Config
Extracted
quasar
1.4.1
Office04
Jamalhacker-55716.portmap.host:55716
d9a4b732-5ed3-49c0-a650-198571d9b9a9
-
encryption_key
A02B54BA4DB9446C1CB7FBE79D3509275E1D59B9
-
install_name
Windows defender.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Windows defender backup
-
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 setup.exe
Files
-
setup.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