Behavioral task
behavioral1
Sample
7ed40bf99a35a45a00db1ad472ffbcce1758f5b92491378b89f0559170d8f178.exe
Resource
win7-20240903-en
General
-
Target
7ed40bf99a35a45a00db1ad472ffbcce1758f5b92491378b89f0559170d8f178
-
Size
3.1MB
-
MD5
878be87c49bd5b989fbf5464d225430a
-
SHA1
40149c47a14f317807fa3926318c6c975bba92d8
-
SHA256
7ed40bf99a35a45a00db1ad472ffbcce1758f5b92491378b89f0559170d8f178
-
SHA512
9756cb149de4fbc267b82dc0a6dc0fa1724091ce04676568c1874896d4876c79533f234b74566b676edd0a3fd1a609c9e8b9530ce60bb04ce1766befadf365fe
-
SSDEEP
49152:iv/t62XlaSFNWPjljiFa2RoUYIg5vZEfoEkCqMZo8d1THHB72eh2NT:ivV62XlaSFNWPjljiFXRoUYIg5v30
Malware Config
Extracted
quasar
1.4.1
Office04
havucmarul.duckdns.org:1604
5caac049-af48-4152-a892-2f06b763f213
-
encryption_key
B161C821508495BDAF45580C87E8251AF93A155C
-
install_name
svchost.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Services
-
subdirectory
Windows
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 7ed40bf99a35a45a00db1ad472ffbcce1758f5b92491378b89f0559170d8f178
Files
-
7ed40bf99a35a45a00db1ad472ffbcce1758f5b92491378b89f0559170d8f178.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