Behavioral task
behavioral1
Sample
2024-03-19_a67300af2286e460d91f794d2fa4877b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_a67300af2286e460d91f794d2fa4877b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-19_a67300af2286e460d91f794d2fa4877b_cryptolocker
-
Size
57KB
-
MD5
a67300af2286e460d91f794d2fa4877b
-
SHA1
0ad99deb239f1b87d2864f48133bad0cc59027b9
-
SHA256
e937fde637944094db03c6b792afa115ad8b34552e4a9e3f2de416846a218bd9
-
SHA512
31c085a2ca7089619469b39c809e854444fa9a982d81761f7e784d0d6693508769c8a102719fbc85762ecc30308dceea9b9c17dd8c4736554dd195b350e9e65e
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appr:z6QFElP6n+gKmddpMOtEvwDpj9aYa7
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 2024-03-19_a67300af2286e460d91f794d2fa4877b_cryptolocker
Files
-
2024-03-19_a67300af2286e460d91f794d2fa4877b_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