Behavioral task
behavioral1
Sample
2024-03-05_518488f362ebe89a1fdd7d4f205f7e22_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_518488f362ebe89a1fdd7d4f205f7e22_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-05_518488f362ebe89a1fdd7d4f205f7e22_cryptolocker
-
Size
57KB
-
MD5
518488f362ebe89a1fdd7d4f205f7e22
-
SHA1
a0487e74503fd73d5eca9cf1307297a6e935d4d2
-
SHA256
66e3800954bbb5c34eaf08131e42cd2b87ade0569f516e9e43220c71855c47df
-
SHA512
582b1c76246bd5539684ae05b195c3d4a99689dbdd1f16662411486ab84c8c13074bea2377b2182aece5f52176b5b222b102b016d2249fb17316a73137c8ac48
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appRR2x:z6QFElP6n+gKmddpMOtEvwDpj9aYa32x
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 2024-03-05_518488f362ebe89a1fdd7d4f205f7e22_cryptolocker
Files
-
2024-03-05_518488f362ebe89a1fdd7d4f205f7e22_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