Behavioral task
behavioral1
Sample
gutou_sohu/gutou_sohu.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
gutou_sohu/gutou_sohu.exe
Resource
win10v2004-20240508-en
General
-
Target
1687c8e76c0ae79ac9ae642baa4488a8_JaffaCakes118
-
Size
275KB
-
MD5
1687c8e76c0ae79ac9ae642baa4488a8
-
SHA1
79c50cd090a4c481e14d8bf471fe8b56c12f0619
-
SHA256
ce006b51c3d0fbb802a8a9afcb48d83fb1c31a109bfafbbabb91a47babf30d47
-
SHA512
211d585d26b03223f6cedeef210d2e40d70da7bbbc4e30e35206b958dc539642b97eeefd7b77e0968096b2a2f3fef19ba5e27c0e06e48393c8df6083afae3563
-
SSDEEP
6144:/JmGfx27eLPfmvMd74rgO03KV9Qm688X+VdRZkojSU1Qy8/hK6vZ:/JmGJ27eP7+SKV9QXvuVP6D6X8ZKMZ
Malware Config
Signatures
-
resource yara_rule static1/unpack001/gutou_sohu/gutou_sohu.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/gutou_sohu/gutou_sohu.exe unpack002/out.upx
Files
-
1687c8e76c0ae79ac9ae642baa4488a8_JaffaCakes118.rar
-
gutou_sohu/gutou_sohu.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: 536KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 273KB - Virtual size: 276KB
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
-
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: 516KB - Virtual size: 513KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 84KB - Virtual size: 81KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 60KB - Virtual size: 172KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ