3ba00d19455f442072d8afa52f94783070d474ddf0c1eaf0cec28481130f9b19

Analysis

max time kernel
10s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 23:15

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General

Target

06a410454b1f0524ddf8df5e33201ed4.exe
Size

164KB
MD5

06a410454b1f0524ddf8df5e33201ed4
SHA1

c45664f51a910935cc3035e42f750a470a2a3c22
SHA256

3ba00d19455f442072d8afa52f94783070d474ddf0c1eaf0cec28481130f9b19
SHA512

58100c3a449ac8d40ee02ec2227e2baddc66f0f98284507dad62b45acea62bc6e2af0fb731b268b15794d04f5ff3bd6c506749b56f5371a77ef76c76e03a3bef
SSDEEP

1536:iICvS60bmM+DLgI4MaHoHuCj/WaPLNcE9J7gGifarSwjfRnqpfNiXN8sWLhJz:zFpbmM+DL8MpAaquJhuL4ZqOiLvz

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	06a410454b1f0524ddf8df5e33201ed4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\zyn_df = "C:\\Windows\\system\\zyndle080809.exe"	06a410454b1f0524ddf8df5e33201ed4.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\system\zyndle080809.exe	06a410454b1f0524ddf8df5e33201ed4.exe
File opened for modification	C:\Windows\system\zyndle080809.exe	06a410454b1f0524ddf8df5e33201ed4.exe
File created	C:\Windows\system\zyndld32080809.dll	06a410454b1f0524ddf8df5e33201ed4.exe

Modifies Internet Explorer settings 1 TTPs 7 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "no"	06a410454b1f0524ddf8df5e33201ed4.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{AF332423-A6DF-11EE-BD28-7AA08ABF42A0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4612	PING.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe
872	06a410454b1f0524ddf8df5e33201ed4.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	872	06a410454b1f0524ddf8df5e33201ed4.exe
Token: SeDebugPrivilege	872	06a410454b1f0524ddf8df5e33201ed4.exe
Token: SeDebugPrivilege	872	06a410454b1f0524ddf8df5e33201ed4.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5036	iexplore.exe
5036	iexplore.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 5036	872	06a410454b1f0524ddf8df5e33201ed4.exe	98
PID 872 wrote to memory of 5036	872	06a410454b1f0524ddf8df5e33201ed4.exe	98
PID 5036 wrote to memory of 3764	5036	iexplore.exe	99
PID 5036 wrote to memory of 3764	5036	iexplore.exe	99
PID 5036 wrote to memory of 3764	5036	iexplore.exe	99

C:\Users\Admin\AppData\Local\Temp\06a410454b1f0524ddf8df5e33201ed4.exe
"C:\Users\Admin\AppData\Local\Temp\06a410454b1f0524ddf8df5e33201ed4.exe"
1⤵
- Adds policy Run key to start application
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:872
- C:\program files\internet explorer\iexplore.exe
  "C:\program files\internet explorer\iexplore.exe"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5036
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5036 CREDAT:17410 /prefetch:2
    3⤵
    PID:3764
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\dfDelmlljy.bat" "
  2⤵
  PID:1460

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
1⤵
- Runs ping.exe
PID:4612

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

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads