Behavioral task
behavioral1
Sample
Skychat/Skychat_Ver3.0_Final.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
Skychat/Skychat_Ver3.0_Final.exe
Resource
win10v2004-20240709-en
General
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Target
389efc6c6b449ef53080f690b67b9135_JaffaCakes118
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Size
1.2MB
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MD5
389efc6c6b449ef53080f690b67b9135
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SHA1
405a0a3542d290954619786b263979b813f950ff
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SHA256
4f5277c7e6f9d44ae89735337d9362d481879f705e0a2c1f3ed6e2e7e6066bc3
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SHA512
7c8d0cd4bbbad7c0781f9e2e3a1c69a72b494026a46a90f7bc48bf20dc878875848d49606f582cdb019ac8dc062c851f258c3726e362f18ac86374e30b47f837
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SSDEEP
24576:+VvYF3eAVw28LsQk0asbJyAz+W+Z8ZqLUs4EyG2nmxNyVU:uvMeAz83rbgA+J8Z4UBGymby2
Malware Config
Signatures
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resource yara_rule static1/unpack001/Skychat/Skychat_Ver3.0_Final.exe upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack002/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Skychat/Skychat_Ver3.0_Final.exe unpack002/out.upx
Files
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389efc6c6b449ef53080f690b67b9135_JaffaCakes118.rar
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Skychat/History.txt
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Skychat/Readme.txt
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Skychat/Skychat_Ver3.0_Final.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 440KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 262KB - Virtual size: 264KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 510KB - Virtual size: 509KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 54KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 26KB - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ