Static task
static1
Behavioral task
behavioral1
Sample
NulsultanLoader.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
NulsultanLoader.exe
Resource
win10v2004-20240508-en
General
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Target
NulsultanLoader.exe
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Size
459KB
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MD5
94af4c079ad32d2f0667ad7949a482d6
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SHA1
d4d513699b3b1a6348210e598b17527ff5aab2e9
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SHA256
f8ed25d648227480c94c7002e27e8c09c3501b5898cb8fdbbf9df9d5eddf0f15
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SHA512
a88526ff808518eb7a034a9add1a7004daa1b69fa98cd77aca859432f5ef76edc76ed1d5c1a18cc4cbab84063a676a7ce0fe48f777cc4a96f31c612e064a2b0c
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SSDEEP
6144:SWR6MQer0SYX16re6VlWT8b9u9QLUOTo+MyXDv5AcJbEP41fMn:SJMQeoJ1mPVle8boko+HokfM
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NulsultanLoader.exe
Files
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NulsultanLoader.exe.exe windows:4 windows x86 arch:x86
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_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 456KB - Virtual size: 455KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
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