Behavioral task
behavioral1
Sample
2024-03-25_7becc1645f88b2ee048f2dbbc45d5bee_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-25_7becc1645f88b2ee048f2dbbc45d5bee_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-25_7becc1645f88b2ee048f2dbbc45d5bee_cryptolocker
-
Size
72KB
-
MD5
7becc1645f88b2ee048f2dbbc45d5bee
-
SHA1
a1288ab2ff8a9f671350e77c06d7a1d7c09c6a05
-
SHA256
df8f2be6c83ccd9fae368fc3c5c878c0df854b86cb2021f79f93fe8a6c921a22
-
SHA512
10893bc8d96b41f5e574d0b7f0124e8ba03fafcf6918c20e830029d1c25187f72f77eafd5df3ee0f5e020632511e753e4df3a5521480b73d4cfa3e26e3e17e15
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalVh:1nK6a+qdOOtEvwDpjO
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 2024-03-25_7becc1645f88b2ee048f2dbbc45d5bee_cryptolocker
Files
-
2024-03-25_7becc1645f88b2ee048f2dbbc45d5bee_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE