96bac43faac2b1fa5e0bc495975b2e642af5da181e313a9c8f541912b83c0edb

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 02:27

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General

Target

qt.conf
Size

84B
MD5

af7f56a63958401da8bea1f5e419b2af
SHA1

f66ee8779ca6d570dea22fe34ef8600e5d3c5f38
SHA256

fdb8fa58a6ffc14771ca2b1ef6438061a6cba638594d76d9021b91e755d030d3
SHA512

02f70ca7f1291b25402989be74408eb82343ab500e15e4ac22fbc7162eb9230cd7061eaa7e34acf69962b57ed0827f51ceaf0fa63da3154b53469c7b7511d23d

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\conf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\.conf	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\.conf\ = "conf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\conf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\conf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\conf_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\conf_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\conf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2668	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2668	AcroRd32.exe
2668	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 3036	1928	cmd.exe	29
PID 1928 wrote to memory of 3036	1928	cmd.exe	29
PID 1928 wrote to memory of 3036	1928	cmd.exe	29
PID 3036 wrote to memory of 2668	3036	rundll32.exe	30
PID 3036 wrote to memory of 2668	3036	rundll32.exe	30
PID 3036 wrote to memory of 2668	3036	rundll32.exe	30
PID 3036 wrote to memory of 2668	3036	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\qt.conf
1⤵
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\qt.conf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3036
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\qt.conf"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
fe7664b6f531a43489727fa44f2e1360

SHA1
853fb2a0735aa8543fa3895377c10e89416c42dc

SHA256
10dd9a269f9ab4aaa73f79b0916351e4d80c0c4531f87186e5df68b9acea31da

SHA512
31e871b37caf7103388e99b941db6e752fe961f6f64f50571e3ae29f33ce031a94aa52277dbba57a2ee883cad7e1511126c233a341aa0a2dc3733dd2248f5263

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