Behavioral task
behavioral1
Sample
CrashSmash.exe
Resource
win7-20240903-de
Behavioral task
behavioral2
Sample
CrashSmash.exe
Resource
win10v2004-20240802-de
General
-
Target
CrashSmash.exe
-
Size
264KB
-
MD5
7c64ffb6d4b7fed10d9bc6c136ddcec4
-
SHA1
47b489693fe17be57f35abf272497f0d6abc1ca2
-
SHA256
6da2792e0500e75c0ce3b07c8cbfbc77d6b9e07260e5d28ca1a48d61df14c380
-
SHA512
5f48d0b4375e583582196b09cd8cb6c600b35e1df1607a4757aa91656312400dbe6a6fa1a71e4a525ae6830271c949746d27b6465bb9cb8ae8aaf8698d1ea261
-
SSDEEP
6144:qXtb5KcXr7XmfgqtjhAxZ0b2lDG/PHhiZC:EKcXrCf/QlZ
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot6986026812:AAGMUhHJ6YNAvj-9EfaA1qFoj4rdW5DHGwo/sendMessage?chat_id=5912565656
AsyncMutex_6SI8OkPnk
-
delay
3
-
install
false
-
install_folder
%AppData%
Signatures
-
Async RAT payload 1 IoCs
resource yara_rule sample family_asyncrat -
Asyncrat family
-
StormKitty payload 1 IoCs
resource yara_rule sample family_stormkitty -
Stormkitty family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource CrashSmash.exe
Files
-
CrashSmash.exe.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: 172KB - Virtual size: 172KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 90KB - Virtual size: 90KB
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