Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_849dc24f4d859842fa30535c45b75606_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_849dc24f4d859842fa30535c45b75606_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_849dc24f4d859842fa30535c45b75606_cryptolocker
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Size
39KB
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MD5
849dc24f4d859842fa30535c45b75606
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SHA1
3aba0351bebd68a993223c40922e5f512748d757
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SHA256
5a1eee164792e082b30ad7f323a106be3627acc432840201c61adb6e18613777
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SHA512
5ed939ac9c8f211359186201ff6420fec23b11a41d07ee9cac77367e4aee31eb42c4f5628307aa28dea3650ea3aff028eba20d1ac3c864beef646b88c0809877
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRv:m5nkFNMOtEvwDpjG8hhXd
Malware Config
Signatures
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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 2024-01-29_849dc24f4d859842fa30535c45b75606_cryptolocker
Files
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2024-01-29_849dc24f4d859842fa30535c45b75606_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE