Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_bc728a0511c5bbc6db8649dce066bcfa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_bc728a0511c5bbc6db8649dce066bcfa_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_bc728a0511c5bbc6db8649dce066bcfa_cryptolocker
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Size
48KB
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MD5
bc728a0511c5bbc6db8649dce066bcfa
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SHA1
b6239687ba11387f2f939b31e0fe2fee53b0b8db
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SHA256
8b1ffb7d6ac19757732680693839ab84ef99cb2dc56cb44eb3293e630947f734
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SHA512
c895aeb7ff253ea428d8196a156f6b2518cb6b104619af3d284aa60f4a805ec63c6206c3fff254f2e39fb00a6d3c3217c9ec549dfe83d56c38e11d99a73c9ddc
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/74zpz3:XS5nQJ24LR1bytOOtEvwDpjNbP/0GgOQ
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 2024-01-26_bc728a0511c5bbc6db8649dce066bcfa_cryptolocker
Files
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2024-01-26_bc728a0511c5bbc6db8649dce066bcfa_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