Static task
static1
Behavioral task
behavioral1
Sample
2024-03-09_a394546c9e9f883ef114bd10ae55ce6a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-09_a394546c9e9f883ef114bd10ae55ce6a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-09_a394546c9e9f883ef114bd10ae55ce6a_cryptolocker
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Size
38KB
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MD5
a394546c9e9f883ef114bd10ae55ce6a
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SHA1
9f998731d5987cbcc2bc5b99e63b64f91ade76d1
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SHA256
6e39f793fd876a30eac6e71cf83eff93fd04184e99b0f7c2f912686c595302a8
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SHA512
d6001e55d88992157d8b551a7c4ff505a553048e8d5b372257c0336992ca37cdcf85cf106bacb49d320bbf89689f58391a458508dab9a491a702b2c19515dbae
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFR3:m5nkFNMOtEvwDpjG8hhXl
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 2024-03-09_a394546c9e9f883ef114bd10ae55ce6a_cryptolocker
Files
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2024-03-09_a394546c9e9f883ef114bd10ae55ce6a_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