Behavioral task
behavioral1
Sample
Juisreader.exe
Resource
win7-20241010-en
General
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Target
JaffaCakes118_6c7639a4e8ffb3325bd4169a66204360
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Size
233KB
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MD5
6c7639a4e8ffb3325bd4169a66204360
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SHA1
f0ec98f3ec850274607f5f32b007c178534981a6
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SHA256
5fca7b60c223f0cd83fd11627bcbad666b1bfb65417786b2b83a702ed34c8751
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SHA512
ececb83b1f9f6db7b01e6cdc3615801e386897b3a7ce6461715de2e2e3e9ceb1aadac933b542c4fb91a2092b42a32fb1242b6f095d001ca2456b5b13ffc418a3
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SSDEEP
6144:fcERZnnKkgYHi27BfOJMOVvZJUYQJoAlo1X33qLwRkEI:fcEjnliaO+OVvj7dn3GEI
Malware Config
Signatures
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Detects Strela Stealer payload 1 IoCs
resource yara_rule static1/unpack002/out.upx family_strela -
Strela family
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resource yara_rule static1/unpack001/Juisreader.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Juisreader.exe unpack002/out.upx
Files
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JaffaCakes118_6c7639a4e8ffb3325bd4169a66204360.rar
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Config.ini
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Juisreader.exe.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
UPX0 Size: - Virtual size: 424KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 226KB - Virtual size: 228KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 17KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
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: 292KB - Virtual size: 291KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 72KB - Virtual size: 69KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 28KB - Virtual size: 103KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 172KB - Virtual size: 170KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ