Behavioral task
behavioral1
Sample
bKoW.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
bKoW.exe
Resource
win10v2004-20230220-en
General
-
Target
bKoW.exe
-
Size
348KB
-
MD5
312febbc1c1ede4365eb4c992cfa819f
-
SHA1
d214fb013da24138d62330f59952d2b0ae13674a
-
SHA256
aff9dae78f13a7e13244cf022de01470272b00e4f6961a40a61c9e9c9b8ca7ed
-
SHA512
1f62c5bc9eb4b0c36c900190bdeb2137c7ae47a268340913da46bdb2dcb6ce5eeed80d404b48f1da108c59475467805ee1405e43c90e0ce7dd92ea5514039f10
-
SSDEEP
6144:1OqQ4i1FFiEKQ9KytPDDlS0hubvSFV1pDE3uuITyn3KbG:kpliTyBdD1EmTyn3KbG
Malware Config
Extracted
quasar
1.3.0.0
Suramericana_seguro
manbaco2023.duckdns.org:1029
QSR_MUTEX_oOi8sVzBv36pv1B0cy
-
encryption_key
HEPOFrJmR8UHINFkJzb8
-
install_name
aplicaciones.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
app
-
subdirectory
SubDir
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar
Files
-
bKoW.exe.exe windows 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