snojan | 7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12

General

Target
7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12
Size 236KB
Sample260916-n5rdyaag63
SHA256 7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12
MD5 ea20f5bdf803a6dc0ad00e548753af7d
SHA1 a594b0efdc92c72dfbc425788bd48f0033de0bc3
SHA512 324f8b81bc922b4b72d9091b4bc094c88b5beb0bf26b5dd926dc6b661dc419569d6e80b3ddcbfdb145c6466b9d3551d30209b684bb45025bbc10bb9f0cb24772
SSDEEP 3072:ps3o8A4M3riN6MhGkgS3PL6pb9t16n5OkhBOPC/2/Fnncrp:pDeM7iNEkgiOb31k1ECYJM
TLSH
T1E4345B20A998E0F3E86301F105445B716E31DD39125ACA87E3D6EF79A9B4711DB8C3BE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

upx downloader snojan

Malware Config

Extracted

Family

snojan

C2

http://wecan.hasthe.technology/upload

Signatures

Family: Snojan
Snojan is a downloader used to drop and execute other malware.
downloader snojan

Patched UPX-packed file 1 IoCs

Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.

resource	yara_rule
sample	patched_upx

UPX packed file 1 IoCs

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

upx

resource	yara_rule
sample	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12

File Explorer

7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12

.exe 236KB

7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12

IMPHASH ebc6265200d8989371b723b2f52c43df
SHA256 7a7bc65e8cfea0c296cf72502e63e1b5c8d8be814bf8ad9cd157dc2444cf4c12
MD5 ea20f5bdf803a6dc0ad00e548753af7d
SHA1 a594b0efdc92c72dfbc425788bd48f0033de0bc3
SHA512 324f8b81bc922b4b72d9091b4bc094c88b5beb0bf26b5dd926dc6b661dc419569d6e80b3ddcbfdb145c6466b9d3551d30209b684bb45025bbc10bb9f0cb24772
SSDEEP 3072:ps3o8A4M3riN6MhGkgS3PL6pb9t16n5OkhBOPC/2/Fnncrp:pDeM7iNEkgiOb31k1ECYJM
TLSH
T1E4345B20A998E0F3E86301F105445B716E31DD39125ACA87E3D6EF79A9B4711DB8C3BE
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Patched UPX-packed file

Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.
UPX packed file

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

upx
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

4

Entry point

4400

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

kernel32

ExitProcess ExpandEnvironmentStringsA FormatMessageA GetLastError GetModuleFileNameA GetModuleHandleA GetProcAddress GetTickCount GetVersionExA SetLastError SetUnhandledExceptionFilter Sleep SleepEx

advapi32

CryptAcquireContextA CryptCreateHash CryptDestroyHash CryptGetHashParam CryptHashData CryptReleaseContext

msvcrt

__getmainargs __mb_cur_max __p__environ __p__fmode __set_app_type _cexit _errno _iob _isctype _onexit _pctype _setmode _stati64 _stricmp _strnicmp _sys_nerr atexit calloc fclose fflush fgets fopen fprintf fputc fputs fread free fseek ftell fwrite getenv gmtime malloc mbstowcs memchr memcmp memcpy memmove memset printf puts qsort rand realloc setlocale signal sprintf srand sscanf strchr strcmp strcpy strerror strncmp strncpy strrchr strstr strtol strtoul time tolower wcstombs _read _strdup _unlink _write

ws2_32

WSACleanup WSAGetLastError WSAIoctl WSASetLastError WSAStartup __WSAFDIsSet bind closesocket connect gethostbyname getpeername getsockname getsockopt htons ioctlsocket ntohs recv select send setsockopt socket

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