Behavioral task
behavioral1
Sample
stp-abzu.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
stp-abzu.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral3
Sample
out.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
out.exe
Resource
win10v2004-20240226-en
General
-
Target
stp-abzu.exe
-
Size
2.5MB
-
MD5
4e0a5901d7c6ec3a4e0b03b1cb454b06
-
SHA1
3b1298b675d61974ddda60c92c3c3a62152ed9b2
-
SHA256
5f0c9c0119f544bccf3ea9be767d2c6c1b36ebd5da0084f0bf4a0e0eef0d49d9
-
SHA512
f265726470c45df942b0ded6efda9bd80c6181ef5b5133e94d5de4658370b4c90cb62c2098c4896f3f19c60aad7b09f69d3b380e8ac981df51067ca73d08fdd3
-
SSDEEP
49152:os4u2PNuMVK+L9o9cntsAGNouA0rBoTIJP2qwgueH9uEHYkjqyAiDZxHu:V4HAMVKu9o4OAGKj0rx27DeHSI3u
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource stp-abzu.exe unpack001/out.upx
Files
-
stp-abzu.exe.exe windows:6 windows x64 arch:x64
Password: jaja
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 348KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 2.4MB - Virtual size: 2.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 108KB - Virtual size: 112KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 59KB - Virtual size: 59KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 28KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.stp0 Size: 1.7MB - Virtual size: 1.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 887KB - Virtual size: 886KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ