aa2da42a4da7f2e64c3bde239fceb1ca_JaffaCakes118 | Triage

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General

Target

aa2da42a4da7f2e64c3bde239fceb1ca_JaffaCakes118
Size

1.4MB
MD5

aa2da42a4da7f2e64c3bde239fceb1ca
SHA1

edaabeffd3d0a57d1c825ee6d79d61f0a7f20c59
SHA256

6ebafbf29bcdd638ace72e52606339bca96e8311e5df61ca4dc694be60db0249
SHA512

29078a848a1b68fba397c683808fa4441bb9d579669963933e841e16d96d4a60d32d4bec88ead4cd86d0f3c8b91ff888ee38618dd6f5ebbaa65f316b7816faf8
SSDEEP

24576:lrnAPnl9JXr4B8pI6a85UYZZrsiI7m+siYVGtVB2i6xk7KXlxdZzgX2k6exOtT:dQ34B8pb9LZZVz3VGJ6xJTk66ST

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
static1/unpack001/Sywnl/Wnl.exe	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Sywnl/Wnl.exe
unpack002/out.upx

Files

aa2da42a4da7f2e64c3bde239fceb1ca_JaffaCakes118
.rar
Sywnl/Help.chm
.chm
Sywnl/Wnl.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: 3.6MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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: 2.4MB - Virtual size: 2.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 112KB - Virtual size: 446KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 32KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Sywnl/新云软件.url
.url