f8036b4993d07ca0d117b299c9111370cfbb01c69da2ee831d8064c7f0da899e

Analysis

max time kernel
122s
max time network
144s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
31/10/2023, 17:05

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General

Target

4f9fa61a76fd02b904f57d327fc80f71.dll
Size

617KB
MD5

4f9fa61a76fd02b904f57d327fc80f71
SHA1

bd7d98a305d294e89505c5cbf5c692a0201c9f16
SHA256

f8036b4993d07ca0d117b299c9111370cfbb01c69da2ee831d8064c7f0da899e
SHA512

f379f49d8d5b1b00af3b8225f438d16b00a465ff8742087a35e26363e1829abb62996fd10df9a1eb58793d5f23ae37bc1cea6e875d24633af69c1f7aefd06434
SSDEEP

12288:T/cYjwx7s0zXoBA5ozd6IDqk0MzkC4sEEqtQGfbjcED/l6ZCJj:oYMx7s07h5ozdDntzTPEEVGfbjRD/l64

Score

1^/10

Malware Config

Signatures

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\CLSID\{B4FB350D-6DB5-7CCA-D80E-CF0CD5BA5864}	regsvr32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000_CLASSES\CLSID\{B4FB350D-6DB5-7CCA-D80E-CF0CD5BA5864}\ = 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	regsvr32.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4f9fa61a76fd02b904f57d327fc80f71.dll
1⤵
- Modifies registry class
PID:1348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabCE97.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
memory/1348-1-0x00000000003D0000-0x000000000041F000-memory.dmp

Filesize
316KB

Download
memory/1348-2-0x0000000001E50000-0x0000000001E9C000-memory.dmp

Filesize
304KB

Download
memory/1348-8-0x0000000001E50000-0x0000000001E9C000-memory.dmp

Filesize
304KB

Download
memory/1348-9-0x0000000001E50000-0x0000000001E9C000-memory.dmp

Filesize
304KB

Download
memory/1348-10-0x00000000003D0000-0x000000000041F000-memory.dmp

Filesize
316KB

Download
memory/1348-29-0x0000000001E50000-0x0000000001E9C000-memory.dmp

Filesize
304KB

Download
memory/1348-30-0x0000000001E50000-0x0000000001E9C000-memory.dmp

Filesize
304KB

Download
memory/1348-32-0x0000000001E50000-0x0000000001E9C000-memory.dmp

Filesize
304KB

Download