Behavioral task
behavioral1
Sample
2024-03-28_5a2b0bc6bc69396ea7e14ee629cbe3fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_5a2b0bc6bc69396ea7e14ee629cbe3fc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-28_5a2b0bc6bc69396ea7e14ee629cbe3fc_cryptolocker
-
Size
56KB
-
MD5
5a2b0bc6bc69396ea7e14ee629cbe3fc
-
SHA1
0fbc0e80e3989b0ef38260152d4ddf829e33aacc
-
SHA256
4d71a3c70fc423e056341672b4cdeab3c4178a0b707ab941778fe3db0a96f1da
-
SHA512
f2bcf74e15bdff14c0cff327b189c5c978f47eec13865fe904bba1dc04ce854eb4a74251f738decd26b063bf5e37510f66c0caaa9e015e35a1654346f36f0c87
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axT+:z6QFElP6n+gKmddpMOtEvwDpj9aYaV+
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 2024-03-28_5a2b0bc6bc69396ea7e14ee629cbe3fc_cryptolocker
Files
-
2024-03-28_5a2b0bc6bc69396ea7e14ee629cbe3fc_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_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