20241205_BR4_unpacked_from_upfillesDLL[.]zip

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General

Target

20241205_BR4_unpacked_from_upfillesDLL.zip
Size

249KB
MD5

3d237e953d7ac24d63a2eebc54610ca5
SHA1

4f985ed1bdd51551dfd645c570e7ad6cb17b8b89
SHA256

1dc24412cc0438105f3be01d84d868300c42de8db43e713707e16c7584299f06
SHA512

e117f3740c19c45b8bd704086ea3886afec118ba010ef420cf359ef3155f31830e3a69f45e4d2879c4c22dd1cd3c28bd4753a4b8e023a31bf2b850817cd546d2
SSDEEP

6144:fZnfztpzTgZGy1KI1e7+pN2wshAxblmeC/MSK:hrD3wGlhc2fOxgeQK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/a69cb4d4b76c824a53eb37ab5356ae751c2c8c420e442541965e04a700f3a618

Files

20241205_BR4_unpacked_from_upfillesDLL.zip
.zip

Password: infected
a69cb4d4b76c824a53eb37ab5356ae751c2c8c420e442541965e04a700f3a618
.dll windows:4 windows x64 arch:x64

Password: infected

6e3262a449ccd783b3692aeecc90c661

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_DLL

Imports

kernel32

CreateRemoteThread
DeleteCriticalSection
EnterCriticalSection
GetLastError
InitializeCriticalSection
LeaveCriticalSection
Sleep
TlsGetValue
VirtualAllocEx
VirtualProtect
VirtualQuery
WaitForSingleObject
WriteProcessMemory

msvcrt

__iob_func
_amsg_exit
_initterm
_lock
_unlock
abort
calloc
free
fwrite
realloc
strlen
strncmp
vfprintf

Exports

Exports

DllMain
StartW

Sections

.text
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 245KB - Virtual size: 245KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 512B - Virtual size: 456B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 512B - Virtual size: 340B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 272B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 106B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 88B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

6e3262a449ccd783b3692aeecc90c661

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Exports

Exports

Sections

.text Size: 5KB - Virtual size: 5KB

.data Size: 245KB - Virtual size: 245KB

.rdata Size: 1KB - Virtual size: 1KB

.pdata Size: 512B - Virtual size: 456B

.xdata Size: 512B - Virtual size: 340B

.bss Size: - Virtual size: 272B

.edata Size: 512B - Virtual size: 106B

.idata Size: 1KB - Virtual size: 1KB

.CRT Size: 512B - Virtual size: 88B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 512B - Virtual size: 88B

.text
Size: 5KB - Virtual size: 5KB

.data
Size: 245KB - Virtual size: 245KB

.rdata
Size: 1KB - Virtual size: 1KB

.pdata
Size: 512B - Virtual size: 456B

.xdata
Size: 512B - Virtual size: 340B

.bss
Size: - Virtual size: 272B

.edata
Size: 512B - Virtual size: 106B

.idata
Size: 1KB - Virtual size: 1KB

.CRT
Size: 512B - Virtual size: 88B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 512B - Virtual size: 88B