Behavioral task
behavioral1
Sample
f21559ac7c67d871d4f05.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f21559ac7c67d871d4f05.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
f21559ac7c67d871d4f05.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
f21559ac7c67d871d4f05.exe
Resource
win11-20240221-en
General
-
Target
f21559ac7c67d871d4f05.exe
-
Size
327KB
-
MD5
78fd6df30f791c7b5f45dca0b4c952a5
-
SHA1
d977ca82da0850eb5d4e69c9c657d1a41fb9c44d
-
SHA256
dba8f020ac6d09728422932492657fea3f0a95754cd279f5a949b6982bd32129
-
SHA512
abf0efb2412c522fbb7f6725a548e8d6a8bc045801a4dd8652a544a1527b99647140ad4843c41a6b00a728a5d8361c7e2ea80eba8ee3b291238729277dad228d
-
SSDEEP
6144:Vc6sWfGY/yODx332tOIXlU1QWZxXAnuHW9bbGDwVdqe1mM:Ps+CXIAuGG8dA
Malware Config
Extracted
gurcu
https://api.telegram.org/bot5968091729:AAHVag_ncx5c5AIYERGTqv9kr7clJT1_HDU/sendMessage?chat_id=-1001962300376
Signatures
-
Gurcu family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource f21559ac7c67d871d4f05.exe
Files
-
f21559ac7c67d871d4f05.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_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 324KB - Virtual size: 323KB
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