Behavioral task
behavioral1
Sample
R0X-Built.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
R0X-Built.exe
Resource
win10v2004-20240419-en
General
-
Target
R0X-Built.bat
-
Size
409KB
-
MD5
baed4bf822391e30e4dbe2ae0ea3fcfe
-
SHA1
d978134771b65bace600644691b4d30c893920e8
-
SHA256
5ded8a15f37933b10dc5f2daea6c7ebbee3017da22d53f875acfa5882a318b6d
-
SHA512
b428424cfe003421a7c0a5d21a06709e80ee35d8c0f0501be19d8250fad27c72fcd98b9290510de0dc1147915751383a2908f075592eb4f2b8258e090cf2c452
-
SSDEEP
6144:OMS2pJAJcC0B6ezDDORUjySfNr3FHg60x4gQRbcdVsmAklsGEUGka9mC:jpyJcC+VzDDORm1rUQyiklFEUGka9mC
Malware Config
Extracted
quasar
3.1.5
Slave
centre-clan.gl.at.ply.gg:40354
$Sxr-HfroCBO1JCip2IbHKX
-
encryption_key
2mXe0Epj621bYEM4YYhW
-
install_name
$srr-powershell.exe
-
log_directory
Logs
-
reconnect_delay
1000
-
startup_key
$srr-mstha
-
subdirectory
Windows
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource R0X-Built.bat
Files
-
R0X-Built.bat.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 405KB - Virtual size: 405KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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