a337d85877047e3583c27da9adae54a2c65a053d890afa442bd57743de45d631

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 05:19

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General

Target

456328811bbe4661383dad19e8245301.exe
Size

17KB
MD5

456328811bbe4661383dad19e8245301
SHA1

a0b36d99fdf83913fd1c59b5c8b00256e5ee60b2
SHA256

a337d85877047e3583c27da9adae54a2c65a053d890afa442bd57743de45d631
SHA512

e5bdb1acde5c2fcf5a3d7cf400294e119abde8d9e7b14dc836f705346e649d2abb4bd98f14aa2a4073ed82579086b054302174fce0074b8884e80f9dc0be3cf5
SSDEEP

384:XAO71DkKqIMbVwpRY63JFFmmJ8D5Qb3BpFwCRdxfUFXqxp9tigm:XAY1DkK5Q63JFZe9mxRP8FXql

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1516	456328811bbe4661383dad19e8245301.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SSLDyn = "C:\\Windows\\SSLDyn.exE"	456328811bbe4661383dad19e8245301.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SSLDyn.dll	456328811bbe4661383dad19e8245301.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SSLDyn.exE	456328811bbe4661383dad19e8245301.exe
File opened for modification	C:\Windows\SSLDyn.exE	456328811bbe4661383dad19e8245301.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1516	456328811bbe4661383dad19e8245301.exe
1516	456328811bbe4661383dad19e8245301.exe
1516	456328811bbe4661383dad19e8245301.exe
1516	456328811bbe4661383dad19e8245301.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1516	456328811bbe4661383dad19e8245301.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 3308	1516	456328811bbe4661383dad19e8245301.exe	19
PID 1516 wrote to memory of 3308	1516	456328811bbe4661383dad19e8245301.exe	19

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3308
- C:\Users\Admin\AppData\Local\Temp\456328811bbe4661383dad19e8245301.exe
  "C:\Users\Admin\AppData\Local\Temp\456328811bbe4661383dad19e8245301.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\SSLDyn.dll

Filesize
131KB

MD5
8c6333f90ce96143d6b7575d5572a34e

SHA1
8692c731148f1dcf256e80e6f40e296b126f70a4

SHA256
3a598d096c3be12b722340282be30c49615ae3febbdcc2da64bdc3258e62823b

SHA512
3920dcbe54769493cd0ec73208dcb1e81c7d9abe6e26dba406d1d77437cd7ebea3e221b5f146e0dc1601a067b6b7264e3f3d7a57cb697e7d6f6761a95cbeced0

Download Submit
memory/1516-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1516-5-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1516-11-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

Download
memory/3308-4-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/3308-3-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/3308-7-0x0000000002370000-0x0000000002371000-memory.dmp

Filesize
4KB

Download