Behavioral task
behavioral1
Sample
2024-03-07_2a34b004bed2b0c4c34981e72904124c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_2a34b004bed2b0c4c34981e72904124c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-07_2a34b004bed2b0c4c34981e72904124c_cryptolocker
-
Size
116KB
-
MD5
2a34b004bed2b0c4c34981e72904124c
-
SHA1
bbe554205c7de5012f09eb491296ce514c0ecde2
-
SHA256
305accffa7f3c6fd1d086b85be4adfd476a9e4df57ec19825936f367aca24ac1
-
SHA512
bee8e1fe55883c7e8e77c77a4f30cae67f90737f4aff46a0126df1db3730ef6957f7b30a6836a442ae1f7cd194e1bb382482035862d473ee2867c08f7558ffbb
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/xw:T6a+rdOOtEvwDpjLzP
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-03-07_2a34b004bed2b0c4c34981e72904124c_cryptolocker
Files
-
2024-03-07_2a34b004bed2b0c4c34981e72904124c_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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