Static task
static1
Behavioral task
behavioral1
Sample
vhvncN.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
vhvncN.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
vjustca.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
vjustca.exe
Resource
win10v2004-20230221-en
Behavioral task
behavioral5
Sample
vremcoss.exe
Resource
win7-20230220-en
Behavioral task
behavioral6
Sample
vremcoss.exe
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
vvenomd.exe
Resource
win7-20230220-en
Behavioral task
behavioral8
Sample
vvenomd.exe
Resource
win10v2004-20230220-en
General
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Target
b774340174ff0e9ba16bb7c95b80a4df.bin
-
Size
1.5MB
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MD5
dc401877f5c4469d676af4b5b5ef31f0
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SHA1
084256a0c27aa03b1cda99a3820a8a1fd2d5f439
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SHA256
3921eabe17bb383d7950d4ac7ce0a7645820aa34e4ff88cb66a98d1027766982
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SHA512
a4e9e0ec34c7e6d7cf79fc244d097c94c3bf6da528af54ebe2eaa988763cefb6092aeebaadf579c8806771a26b16bf5dc24a6f454679f6241d4ca27171dd2d8f
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SSDEEP
24576:z28xmO/yYSwGX9OLuw0+QOC8mTEQa3cyQco9xI0VU085YIAk/5uP08/bHoc029sb:pwOaaR2qHQcVoUryCIzIc02pJGvuw
Malware Config
Signatures
-
Unsigned PE 4 IoCs
Checks for missing Authenticode signature.
resource unpack002/vhvncN.exe unpack002/vjustca.exe unpack002/vremcoss.exe unpack002/vvenomd.exe
Files
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b774340174ff0e9ba16bb7c95b80a4df.bin.zip
Password: infected
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5ac69c8e54fb08fdc85586c8abf0ba19ebd2fecfab9007c6a6434ae47c513ff8.zip.zip
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vhvncN.exe.exe windows x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 649KB - Virtual size: 649KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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vjustca.exe.exe windows x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 260KB - Virtual size: 259KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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vremcoss.exe.exe windows x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 536KB - Virtual size: 535KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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vvenomd.exe.exe windows x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 122KB - Virtual size: 122KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ