Behavioral task
behavioral1
Sample
NEAS.2023-09-07_a07a66b471306999d19f9d7f64c7988d_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-07_a07a66b471306999d19f9d7f64c7988d_cryptolocker_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.2023-09-07_a07a66b471306999d19f9d7f64c7988d_cryptolocker_JC.exe
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Size
87KB
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MD5
a07a66b471306999d19f9d7f64c7988d
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SHA1
408eeed090b09f5d25cba899c5878382e9ac3c77
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SHA256
934a5c75034c0c9f49cad1716302a28c0b59656a757312452fd7a579b99f1af2
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SHA512
7398fc10408e0267f003a0e345cd60f4f1fafc93245f42a1d5c84051633e65b3855984af27696442ae2543ce6d3f5b64fbb51ab751fb1040650b267d52c3ba41
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjM:zCsanOtEvwDpjR
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-07_a07a66b471306999d19f9d7f64c7988d_cryptolocker_JC.exe
Files
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NEAS.2023-09-07_a07a66b471306999d19f9d7f64c7988d_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_CODE
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