Behavioral task
behavioral1
Sample
bSee.exe
Resource
win7-20231201-en
General
-
Target
bSee.exe
-
Size
348KB
-
MD5
629cefe795be0f1fd1ae952cc1eb79de
-
SHA1
faedb770efe20006272183a5f6e4c99e39754c12
-
SHA256
d47e620d1c305da86a151ae4e615aedcb53448c66808998251b407831d8f669b
-
SHA512
0d774ce706def61a647b02bad28e76ef1d16475ac0b89faf50901b0496fe46e730f857eb8755dc6880fbf0f7e119518cc0dd67d930c7037bb2d3f6b75d0fb5af
-
SSDEEP
6144:izNHXf500MJb3+/8baFioEbNX3OaHZ77T4RRC:8d50XLo+5XT4RRC
Malware Config
Extracted
quasar
1.3.0.0
Office04
nodetecton.ddns.net:5552
QSR_MUTEX_PV7LCoiUmiwD1RBPCq
-
encryption_key
eZUVZ8omJzgRh5woZARI
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
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 bSee.exe
Files
-
bSee.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: 344KB - Virtual size: 344KB
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