Static task
static1
Behavioral task
behavioral1
Sample
2024-03-07_b908ca61923ba333f50d78c6322096f4_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-07_b908ca61923ba333f50d78c6322096f4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_b908ca61923ba333f50d78c6322096f4_cryptolocker
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Size
40KB
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MD5
b908ca61923ba333f50d78c6322096f4
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SHA1
9e3ad4ab52f55254d5fd6a1514fdffefdd13a378
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SHA256
a124b888af7d04fc0144474561e866f2484d19bdd8ea3e86f205c098f27829d9
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SHA512
22a0a3a2a14b0b010778664960e9ead9a6a89a7c869d9387996c3bde815f85630d67fa3c9d278a4d20811403264d106a78154e9b3119836fae413e68f72234ea
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRl:m5nkFNMOtEvwDpjG8hhXX
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 2024-03-07_b908ca61923ba333f50d78c6322096f4_cryptolocker
Files
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2024-03-07_b908ca61923ba333f50d78c6322096f4_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