Behavioral task
behavioral1
Sample
KLOPUpdate.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
KLOPUpdate.exe
Resource
win10v2004-20230220-en
General
-
Target
KLOPUpdate.exe
-
Size
442KB
-
MD5
504a04d9b223ea218feff4cf323a79f9
-
SHA1
bad26bf50cb770b7304a42afc95139120a1d6b78
-
SHA256
d4ed3e707816158b7016ca3b8a36f03674ca1eaa119a666ca6e9937baaefd2d9
-
SHA512
cc43ef0095ea025d8fe7314156e51dc352f497f40841dc4639f86ed48c69196ecb10f96c2b5d240d8d25afb934df71f5d2a36d1e73a0ea086022dcb485372f7b
-
SSDEEP
12288:zddioEUxY1Wy8RQcga4urrZ83bCMrwx/FZhgkNQ:xyDmgatd6eywx/F5Q
Malware Config
Signatures
-
resource yara_rule sample aspack_v212_v242 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource KLOPUpdate.exe
Files
-
KLOPUpdate.exe.exe windows x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 401KB - Virtual size: 1.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: - Virtual size: 88KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.aspack Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.adata Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE