Behavioral task
behavioral1
Sample
ChangerSteamByOstrog.dll
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ChangerSteamByOstrog.dll
Resource
win10v2004-20220901-en
General
-
Target
ChangerSteamByOstrog.dll
-
Size
43KB
-
MD5
8be7868e56b934d338b24ed3a1f92e54
-
SHA1
a293f447d18b3c9d87b17619c737d05039e3a950
-
SHA256
c7308b8aa5092c67de5bd8a59fd0892b9ba02a5420f979a51e8347943ae7bd72
-
SHA512
e9705dcccf894f48a656588d2ed8f04db9db0438d6835f360d78ab1a8d4ab8d1c34335266f07d6823c13f4b9191a72bd006acd7fe752542412c15fa6075b9b19
-
SSDEEP
768:wYrwv9rqwFUtGA0nHcwERRWuTOhiLPYYQEKdjIm5EL8koTPrboe4nbcuyD7U:wYrwvBqwi8A0nH9s5OkLPYYemm5EgkG4
Malware Config
Signatures
-
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule sample acprotect -
resource yara_rule sample upx
Files
-
ChangerSteamByOstrog.dll.dll windows x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 112KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 41KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE