Behavioral task
behavioral1
Sample
2024-05-02_fa7cf744e1528c975db01b828286a391_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_fa7cf744e1528c975db01b828286a391_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-02_fa7cf744e1528c975db01b828286a391_cryptolocker
-
Size
51KB
-
MD5
fa7cf744e1528c975db01b828286a391
-
SHA1
57023a524634c9143010bd532d4a462fb0600929
-
SHA256
fdfffc396825a863b3daf7ecc1917cd83d2a72b352e9711ae50eefaa0348f0ad
-
SHA512
addcab98c4ff48ef67d4e921bb5a1b0f80518911c98264be133ec4567116979217cebf950e6ac9adf27a9247fd2b53988639a8077e7e17b8996595c43f3b2d66
-
SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXz:bODOw9acifAoc+v8z
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-02_fa7cf744e1528c975db01b828286a391_cryptolocker
Files
-
2024-05-02_fa7cf744e1528c975db01b828286a391_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE