Â~���9�Q���j��?+��l�\���b�u�����wtL\$�^�5��Щ�h�@W�uE�H�.8B�(�EYE{��XpkJ����d���Ŏ@Q#�uO_�]4ĥ�9"�8�t~�n0G�U�8��ӗ����@2�#��Mim���s�uV�v�} �6�b�gJ&%��C��e�P&�6�"9��5��5�Zf��R�(1����^/�:>>b~mu��+�N�8���]��?��A�%�M�;u���!#�J�%��5�$ f�Vu�d�r �����K�L�������S�x^(�q��*�f���̐Ԫ�췘���������:�O(e���k�o*}���GÃ���v�D.�v�_�dU.eL:b��H�l���d��i�w�S� Ú��J�g�0o CLj�U@ z/~�g�w�=���$Ym�?O̫8�9���K:����l�a�0�O�Z���4��Ϝ!%�?!���s���~��N��*���>o�{Ɯ��~���k{�g;�' t}E]7�'��Iܸv�O��<��/EV�Щ���)f�g%�^ 4]R�֜637C���'&���<�ܲ���ו���йʮ�pH�T{��kv� �0�����q�5&rB����C��_m��ܱ�?��[װ��DC�H'f�xٿ�pU��Z�����J�h��n���~=�m�w+ ���@�8�6�q��c�)�{�߂���84������R�������Z:xR5p�V���G,49�mS�m��e�[ ���0�?u� ��r�m8h��;��za��� M[�b�U�� mW�I���ae�*�/�a����Y��0Q `��+�V��:�40�����]$0q'G_<���g!K�QA�S�����F�J�}B�Ƒ�A�:M$|��x^��)�����t�y��O��#u�����a3�����������䛋�;����.-�:�U� �T����w��y��a�Hj�|>��7��� 2/�L{��9M�3��v{��Yn��t�������AR������q�%���fy��[(�kv�oO�H�!�d�����^??����1�5㋫@��#�7X���Pu�n�|� r�� �2�H�pe���q`V?ƹ���/GMB0�!jՍO�B#Ϻ��� 8SI{�7���nh����'}���ɨ�L�ʖA�۸�%�d�*|y(v�:�T�����3� S=��O���"V����zn����/���ʈ8.J�Jk.Lgc��De�qe6�!�L��5�F�F�#%�U�aA�4��(kW�r�u���� ���v��É�$>>��w����y���/V�"���Vt�F���E�!��%!��%��A��Z? %c?����Ƃ��kv�uɜ_O��Ѵ��π��cD\g�����/$���YO��ۭ~�v�h�fPk�Ư ^-?�Bg�oj�zV��"D)P�[������U�d^7%ϫ�W�3a�C P+9gn�1���S��x^�&��t����B[f�A���{�f����&J�_��x��R_Y�$d��9�a��)�oO̦tM=�\���`�o��.��-@�w��#N�,(=�\���n��������Nnb-��lc�f�>�K(G�W}�Y�m�Ɍ~r!|SP$��*`�X�w�����u,Lu��1�遮����w믩������3�~�OFZQ:�ݿ %1�肁$���[��#�ג2�y�dF��SDO�oU��#����s8}�W���5���j����"j�#C�~v��Fw�����m��31^��eD�z锅��R���$ ��97���O�������@�`��%\.�P\��-������q����f%`�Zp��� &��x?�'����z����C�i�|��ⷳ/�%��zNȃllw������z2U�Z4��`�x�:x ��S��1���������F��IX�ng�,wJ\Iz�*�&v�h^��:�1냠�šC63]ab:U=�1���l�:��Xƀ���U&�T����OK��!Pj��e�nD�P���qUF: �b�����f6g`���S� ҿ�<���X5����co4L��:���(G�՚�<Ӵ�=k"�y�B6�����D%��� �b>�#���@,!�iF�K-��*�����x}����P�Bᠤc�'C�G�����+�g�T�M��ع�KL#�)��`+!$R=7m�u��M6��2����ξ8�7�~���Q��V3;��?�*��}��C���WsV4����>T9Y� ��k��^p�p�7�c��%$�O���5�t&�N6��S�9�� E�|� f������n2�2������6�`d��z�W\v:�w��/�@2Z��m��x�:]���n��֣3[m��<wΥ�}�C�ͯe"TL��-(c��uA�٪4�hG7�O��;P�Ͷ��>W�`� ������Yv/��M�\~�=��l�$���~�A:N�2sz%z�%�"s+��Cv�=���!�UHx=[&��ז�n) ��^�� @�*��8�G��;�ln� >C��B���J�����.�+<���s�.�Q �|L��NW���\�ca��Mrg��T�0V��{F@M���YG���\���k�*xÜ�6ɢ�:�hs��d0� G�l��m�II㗮M��!G�eI��ؐ�)�>[ͿR� <���ܺ�q9����dR�K!%e�t<�LX~(�*6&��Oj��{/'�����ͥƪZ�0���~O,�,��BvH����Uf^%�6��$��T8��S�$� �z5�.�6��A6�,�d�Ch�N#01ސ/�����7!�xll�"���f�ȍ3�\����<��P?��+�'�R�������/2�1/�� ���C���//2<Ss�>?�5��6��`�A���;م��?�S Oy�Xx[O%�J��O��f��v(XD�S���[02Jf��+�\8!4=k�q�J�cF��b����n���wE�7zh*����;�%�Us��Ul$?ŏ.ُ�Vf��P� ���5Ubl���j� @_�W\� ��R�c߄T+?�ӶCr]
Static task
static1
Behavioral task
behavioral1
Sample
Archive.zip
Resource
win10v2004-20240802-en
General
-
Target
Archive.zip
-
Size
8.5MB
-
MD5
9bbbc09b4f4070fec0dc866ad9c272f7
-
SHA1
ac061bf3e60fd8532f9397c513d969fbd260dcc8
-
SHA256
a7e5c81ea4b77886eca7fe1c836e1de47c2590f2f88ec0541ae98446f8d371e9
-
SHA512
12066e94ccf82e1819d0ebe2b9db6118af1fdf51bc89195e3c9840b75b25b0d555999fe9293961f0466e6cd2726a896d58a38d1e41935646847b739e270971a7
-
SSDEEP
196608:DI6Rnhwyatu6GmzOm4b4G5s9vgnnTC0Tu41HxO:c6RhwvFS34owgTCSB1RO
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack002/CHASER SILENT WZ PAID/Silent/u237cgatAh2.exe unpack003/VMPDump.exe
Files
-
Archive.zip.zip
-
CHASER+SILENT+WZ+PAID.rar.rar
-
CHASER SILENT WZ PAID/Silent/bsod fix.bat
-
CHASER SILENT WZ PAID/Silent/instructions.txt
-
CHASER SILENT WZ PAID/Silent/u237cgatAh2.exe.exe windows:6 windows x64 arch:x64
51235326a5333254d9a2e7b5ce26509f
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_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
UnmapViewOfFile
GetVersion
LocalAlloc
LocalFree
GetModuleFileNameW
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
GetWindowThreadProcessId
CharUpperBuffW
advapi32
CryptDestroyKey
shell32
ShellExecuteA
msvcp140
?always_noconv@codecvt_base@std@@QEBA_NXZ
wininet
InternetOpenUrlA
normaliz
IdnToAscii
wldap32
ord79
crypt32
CertFreeCertificateChain
ws2_32
WSAGetLastError
rpcrt4
RpcStringFreeA
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__std_exception_destroy
api-ms-win-crt-runtime-l1-1-0
_initialize_narrow_environment
api-ms-win-crt-stdio-l1-1-0
fseek
api-ms-win-crt-heap-l1-1-0
free
api-ms-win-crt-filesystem-l1-1-0
_lock_file
api-ms-win-crt-utility-l1-1-0
rand
api-ms-win-crt-math-l1-1-0
_dclass
api-ms-win-crt-time-l1-1-0
strftime
api-ms-win-crt-convert-l1-1-0
strtod
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
api-ms-win-crt-string-l1-1-0
strncmp
Exports
Exports
Sections
.text Size: - Virtual size: 456KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 111KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.lol0 Size: - Virtual size: 3.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.lol1 Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.lol2 Size: 5.6MB - Virtual size: 5.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 224B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
CHASER SILENT WZ PAID/Silent/w11 fix.bat
-
VMPDump.zip.zip
-
VMPDump.exe.exe windows:6 windows x64 arch:x64
048cdc0078eb5af6e8701f1f001503ca
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_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB Paths
C:\Users\adamn\Documents\GitHub\vmpdump\x64\Release\VMPDump.pdb
Imports
kernel32
OpenProcess
CloseHandle
ReadProcessMemory
QueryFullProcessImageNameA
K32GetModuleBaseNameA
K32GetModuleInformation
K32EnumProcessModules
IsBadReadPtr
FormatMessageA
LocalFree
WideCharToMultiByte
MultiByteToWideChar
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
VirtualQuery
GetSystemInfo
GetLastError
GetFileType
GetFileInformationByHandle
GetFileAttributesW
CreateFileW
GetCurrentDirectoryW
VerifyVersionInfoW
VerSetConditionMask
SetConsoleTextAttribute
SetConsoleOutputCP
GetStdHandle
AreFileApisANSI
GetModuleHandleW
GetProcAddress
ReleaseSRWLockExclusive
ReleaseSRWLockShared
AcquireSRWLockExclusive
AcquireSRWLockShared
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
shlwapi
PathFindFileNameA
msvcp140
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?_Xbad_function_call@std@@YAXXZ
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@AEAI@Z
?_Random_device@std@@YAIXZ
??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@P6AAEAVios_base@1@AEAV21@@Z@Z
?_Xlength_error@std@@YAXPEBD@Z
_Mtx_destroy_in_situ
??Bid@locale@std@@QEAA_KXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??1?$basic_iostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
_Mtx_init_in_situ
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
?_Xbad_alloc@std@@YAXXZ
?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z
?_Xout_of_range@std@@YAXPEBD@Z
?_Winerror_map@std@@YAHH@Z
?_Throw_C_error@std@@YAXH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Syserror_map@std@@YAPEBDH@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ
_Mtx_lock
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_iostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
_Mtx_unlock
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
?_Pninc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAPEADXZ
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
vcruntime140_1
__CxxFrameHandler4
vcruntime140
__std_exception_copy
__std_exception_destroy
__std_terminate
__current_exception_context
__C_specific_handler
memchr
_purecall
memcmp
strchr
strrchr
strstr
memset
memmove
memcpy
_CxxThrowException
__current_exception
api-ms-win-crt-stdio-l1-1-0
__stdio_common_vfprintf
__acrt_iob_func
fclose
_read
_close
_write
_lseek
__p__commode
_set_fmode
fgetc
putchar
fwrite
fgetpos
_open_osfhandle
_get_osfhandle
fputs
setvbuf
ungetc
_isatty
fsetpos
fread
__stdio_common_vsprintf
fputc
_fseeki64
_get_stream_buffer_pointers
fflush
api-ms-win-crt-runtime-l1-1-0
_seh_filter_exe
terminate
exit
_cexit
_errno
_register_onexit_function
_set_app_type
_crt_atexit
_initialize_onexit_table
abort
_get_initial_narrow_environment
_initterm
_configure_narrow_argv
_initterm_e
_exit
__p___argc
__p___argv
_c_exit
_invalid_parameter_noinfo_noreturn
_register_thread_local_exe_atexit_callback
_initialize_narrow_environment
api-ms-win-crt-heap-l1-1-0
_set_new_mode
realloc
free
malloc
calloc
_callnewh
_aligned_free
_aligned_malloc
api-ms-win-crt-filesystem-l1-1-0
_lock_file
_unlock_file
api-ms-win-crt-string-l1-1-0
strncmp
isdigit
isalnum
strncpy
isalpha
isxdigit
isupper
islower
toupper
isspace
_stricmp
tolower
api-ms-win-crt-math-l1-1-0
__setusermatherr
sqrt
_fpclass
ceilf
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-convert-l1-1-0
atoi
api-ms-win-crt-environment-l1-1-0
getenv
api-ms-win-crt-locale-l1-1-0
___lc_codepage_func
_configthreadlocale
Sections
.text Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7.3MB - Virtual size: 7.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1010KB - Virtual size: 15.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 103KB - Virtual size: 103KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 122KB - Virtual size: 121KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ