Behavioral task
behavioral1
Sample
NEAS.2023-09-06_45de87b9bdec34b1393b0722d66149a2_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-06_45de87b9bdec34b1393b0722d66149a2_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-06_45de87b9bdec34b1393b0722d66149a2_cryptolocker_JC.exe
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Size
57KB
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MD5
45de87b9bdec34b1393b0722d66149a2
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SHA1
40032ac43f1480e9ae01766eb3058fc311aabf1b
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SHA256
239c3640c39178b737fd825b1e0a2e92309e4dfb1592af41ce24e5c0a1d51098
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SHA512
d0d7ec1c839a98ec3668e6a3d2c82605691ec7b58d66a6431a97265cf2c9eccc77db2060b4948a59549f43b085d0a3fecb8f51a4ccc1cc19c37405a235be5ff1
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOSRL:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAB
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-06_45de87b9bdec34b1393b0722d66149a2_cryptolocker_JC.exe
Files
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NEAS.2023-09-06_45de87b9bdec34b1393b0722d66149a2_cryptolocker_JC.exe.exe windows:5 windows x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE