57f3186ba5a3a986f9e135daff6d77514e7f88e991fb0a8624f7d7c5b59306e7

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 12:19

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General

Target

97229fd051d6380704ac2abcbe438b8a.dll
Size

52KB
MD5

97229fd051d6380704ac2abcbe438b8a
SHA1

3ea244080cae190587348483f015371fc65bce0f
SHA256

57f3186ba5a3a986f9e135daff6d77514e7f88e991fb0a8624f7d7c5b59306e7
SHA512

55ef474fd2991772b796a79fe4b4521705f338f95343f77f8d286061850bdac1836285314a7f3c1d4d850bc99d80780c830efb65fd39c9317702a8f0034cc3d7
SSDEEP

768:Av000btDotnY8gVhCT1IqtyP29k56955RsMYavvFDw0nIX0WcOUYZY:m9yxDhCT1xtq29k56P5RHjDw0npWeY+

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
7	3852	rundll32.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\Zalam.sys	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Zalam\ImagePath = "system32\\DRIVERS\\Zalam.sys"	rundll32.exe

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	202.96.96.68

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3852	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLoadDriverPrivilege	3852	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3788 wrote to memory of 3852	3788	rundll32.exe	84
PID 3788 wrote to memory of 3852	3788	rundll32.exe	84
PID 3788 wrote to memory of 3852	3788	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\97229fd051d6380704ac2abcbe438b8a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\97229fd051d6380704ac2abcbe438b8a.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:3852

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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