Behavioral task
behavioral1
Sample
2024-04-29_33ea65ddbb343e20cc5da213996b461f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_33ea65ddbb343e20cc5da213996b461f_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-29_33ea65ddbb343e20cc5da213996b461f_cryptolocker
-
Size
52KB
-
MD5
33ea65ddbb343e20cc5da213996b461f
-
SHA1
5737a1ed7ea3ba906d0829c902a51edf1f021ea1
-
SHA256
a991e216e5c1d6c29e062ec4133bcfe34e08054a799cbc6a444d3ffbccb908b2
-
SHA512
3e4d2983bf4ed61c4efb65208547cfdecef0c888ec94202ebdd9ccdb0f9221a08a092fc2b01dc1de36bc25f0d244e23c67e192d704bc51e8db9e71b2c7b9bd86
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOOH:z6QFElP6n+gKmddpMOtEvwDpj31iOH
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 2024-04-29_33ea65ddbb343e20cc5da213996b461f_cryptolocker
Files
-
2024-04-29_33ea65ddbb343e20cc5da213996b461f_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