Behavioral task
behavioral1
Sample
b4a6c0980fc9895efa15f750aefd54cf_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
b4a6c0980fc9895efa15f750aefd54cf_JaffaCakes118
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Size
219KB
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MD5
b4a6c0980fc9895efa15f750aefd54cf
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SHA1
4a1e0c33aca5c6834d83f2f1373166a1ceed0a65
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SHA256
8244fecfb58ca7c8a2f82d62a502d7ca9ea3b73d4e84f1aa19b03bf7d5b54e0a
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SHA512
b1e4319f173b5d57ac4afc3e03575afd01e9b574f3ea78941c4c31114a0163b72d856b7e498cbb8f24eb4bb72bc8c397504c8967bc4f547e1288e2c88fa57842
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SSDEEP
6144:sBewSJu4alkFlDtnyukxmK29C0TRg8So80:8V45a6FlwukxP2zWe8
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/out.upx
Files
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b4a6c0980fc9895efa15f750aefd54cf_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
57:f9:19:b5:96:c8:31:5e:bb:39:eb:6e:a9:7e:1a:31Certificate
IssuerCN=ALWIL SoftwareNot Before08/02/2011, 22:24Not After31/12/2039, 23:59SubjectCN=ALWIL Software3e:00:ae:29:ca:c4:51:fb:99:e7:36:f5:ae:b5:87:b5:13:8f:bf:c4Signer
Actual PE Digest3e:00:ae:29:ca:c4:51:fb:99:e7:36:f5:ae:b5:87:b5:13:8f:bf:c4Digest Algorithmsha1PE Digest MatchesfalseHeaders
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 280KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 213KB - Virtual size: 216KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch: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
Sections
.text Size: 162KB - Virtual size: 396KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 74KB - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ