Behavioral task
behavioral1
Sample
2024-05-22_7109bb392a2903e83b464765b9e01640_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_7109bb392a2903e83b464765b9e01640_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-22_7109bb392a2903e83b464765b9e01640_cryptolocker
-
Size
81KB
-
MD5
7109bb392a2903e83b464765b9e01640
-
SHA1
462665e893f3a6615f801644986f768c5f5fafaa
-
SHA256
efd17599d639ef97aece1719ec89fd39904373c1971a4455ee587f18a0485887
-
SHA512
2038fa2ef421679a9dd943f9596b10cfe2322428b8624314f8b28e149119373e82376f8b0af1e97b18da5552e15812333c29c7cb7f148986e529868d6db4092c
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpSxI:zCsanOtEvwDpj9
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-22_7109bb392a2903e83b464765b9e01640_cryptolocker
Files
-
2024-05-22_7109bb392a2903e83b464765b9e01640_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