Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_a1e85bee1ab4c8ea868bcfcf7124f075_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_a1e85bee1ab4c8ea868bcfcf7124f075_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-26_a1e85bee1ab4c8ea868bcfcf7124f075_cryptolocker
-
Size
46KB
-
MD5
a1e85bee1ab4c8ea868bcfcf7124f075
-
SHA1
891c2e9c982d96f0acbfc563f8bbed5d8a576405
-
SHA256
b5f54dcbdaa504c1985951d16019a3a5bdb586ffd90362393a9b319449ed0ac6
-
SHA512
7ebb857f1d528eedeb65b916a4630f41662accf8656e36a1b162e8ad91a2e05f2ce6495925bdca638a50c5834be7598f5f652aa787267172c887a5b214215a12
-
SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0E4lDsz:XS5nQJ24LR1bytOOtEvwDpjNb4lc
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-26_a1e85bee1ab4c8ea868bcfcf7124f075_cryptolocker
Files
-
2024-01-26_a1e85bee1ab4c8ea868bcfcf7124f075_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE