Static task
static1
Behavioral task
behavioral1
Sample
Nulzuen.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Nulzuen.exe
Resource
win10v2004-20241007-en
General
-
Target
f2eb435bfbde016ebf95a290683961cf807972e5122232579457d5116d97435c.img
-
Size
1.4MB
-
MD5
06edbcd27c298df7b36d4474560e938f
-
SHA1
b45049246be621cd46ed5cdc573097dd694d33a9
-
SHA256
f2eb435bfbde016ebf95a290683961cf807972e5122232579457d5116d97435c
-
SHA512
2d9101b25967809d4256411b31a515de7c5adbdfc9dc0605bc9f341660779de06bcfbc9ad7adaa03837e568e842bbabd13433c5934752f870340ffcc4e448fd0
-
SSDEEP
24576:IJc2NDlXmP4MMjqafNyLX+5G+kQldrUzjUbPe5F6Mq/M1LOtOnobjVB:d2ND9f2aFH55kQldrGUbPef+koHVB
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/Nulzuen.exe
Files
-
f2eb435bfbde016ebf95a290683961cf807972e5122232579457d5116d97435c.img.iso
-
out.iso.iso
-
Nulzuen.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 1.3MB - Virtual size: 1.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - 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