Behavioral task
behavioral1
Sample
CLOSING UP.zip
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
CLOSING UP.zip
Resource
win10v2004-20230703-en
Behavioral task
behavioral3
Sample
CLOSING UP.zip
Resource
win7-20230703-en
Behavioral task
behavioral4
Sample
CLOSING UP.zip
Resource
win10v2004-20230703-en
Behavioral task
behavioral5
Sample
CLOSING UP.exe
Resource
win7-20230703-en
Behavioral task
behavioral6
Sample
CLOSING UP.exe
Resource
win10v2004-20230703-en
General
-
Target
CLOSING UP.zip
-
Size
2.1MB
-
MD5
9361922072e8b623ac471d891e2c9ff0
-
SHA1
bc55e69097da0625b6f7a41d5486fe4e8f45de8f
-
SHA256
0c4a667d2ee5f0fe0aa4e835dd6f00693feef4ed2b652f0ba5d59c872f260a94
-
SHA512
8b86f70f621761c72fe0ac3d944c7f3a0f250db38ea72bed8bf3170423df23a7eaec001e98fe90e00267bfe0c3a547ec6294e65a9cfdd554a4730524a766b96b
-
SSDEEP
49152:eeNtDMSNWQreymW6AuaMlkx9A9BZCUPJmR/IK8R8:ee7DFWQreymW68TAjZCUPJmR/IK8e
Malware Config
Extracted
kutaki
http://treysbeatend.com/laptop/squared.php
http://terebinnahicc.club/sec/kool.txt
Signatures
-
Kutaki family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack002/CLOSING UP.cmd
Files
-
CLOSING UP.zip.zip
-
CLOSING UP.zip.zip
-
CLOSING UP.cmd.exe windows x86
0b5c1fbaf1e71179da82352902e00080
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm60
EVENT_SINK_GetIDsOfNames
ord690
ord696
ord698
MethCallEngine
EVENT_SINK_Invoke
ord516
ord518
ord626
ord519
ord660
ord667
Zombie_GetTypeInfo
ord591
ord593
ord594
ord595
ord596
ord598
ord520
ord631
ord632
ord525
ord526
EVENT_SINK_AddRef
ord528
ord529
DllFunctionCall
ord563
ord670
ord564
Zombie_GetTypeInfoCount
EVENT_SINK_Release
ord600
ord601
EVENT_SINK_QueryInterface
__vbaExceptHandler
ord711
ord712
ord606
ord713
ord714
ord607
ord608
ord716
ord717
ProcCallEngine
ord644
ord537
ord645
ord648
ord570
ord573
ord681
ord576
ord685
ord100
ord689
ord616
ord617
ord618
ord619
ord650
ord546
ord581
Sections
.text Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 264KB - Virtual size: 262KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ