Behavioral task
behavioral1
Sample
citi-ttcopy.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
citi-ttcopy.exe
Resource
win10v2004-20231222-en
General
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Target
citi-ttcopy.exe
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Size
760KB
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MD5
5e24fd635838d313a1699bc040d8848f
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SHA1
4a4269dfd5be3ba951d1932ee1f689513ddd6796
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SHA256
8fa9cd6f74828785bb2a78f6b52ed6be7dd2a205c9ea8163f721f0b66681c92e
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SHA512
cf80ef89e3e0541785f3e8ccdb0991558e75f4558f193f1348c96500ef5173325926a35a112b86e2105ab6f7bfffbd44e520e46140d6abaf1e75f4455ae8fe7b
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SSDEEP
12288:/sHzOUNUSB/o5LsI1uwajJ5yvv1l2/ZbSzyX/em/45r7OrqLbPtxTnWus/Oo:OiUmSB/o5d1ubcvmmo/qr7O0VxTg/Oo
Malware Config
Signatures
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resource yara_rule sample upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack001/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource citi-ttcopy.exe unpack001/out.upx
Files
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citi-ttcopy.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 932KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 370KB - Virtual size: 372KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 389KB - Virtual size: 392KB
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_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 619KB - Virtual size: 618KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 191KB - Virtual size: 190KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 18KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 397KB - Virtual size: 396KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 29KB - Virtual size: 29KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ