601a5853fbe96c1d11fec29a95dc9efcef2f457a8915e183c789f71848786bfc

Resubmissions

19/11/2024, 15:13

241119-slznesybpk 3

19/11/2024, 15:10

241119-ska9faxelg 3

19/11/2024, 15:07

241119-shdxjsxeke 3

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/11/2024, 15:07

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General

Target

Yeis 1.5/eu4formapp.exe.config
Size

189B
MD5

9dbad5517b46f41dbb0d8780b20ab87e
SHA1

ef6aef0b1ea5d01b6e088a8bf2f429773c04ba5e
SHA256

47e5a0f101af4151d7f13d2d6bfa9b847d5b5e4a98d1f4674b7c015772746cdf
SHA512

43825f5c26c54e1fc5bffcce30caad1449a28c0c9a9432e9ce17d255f8bf6057c1a1002d9471e5b654ab1de08fb6eabf96302cdb3e0fb4b63ba0ff186e903be8

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\config_auto_file	cmd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\config_auto_file\	cmd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\.config\ = "config_auto_file"	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\config_auto_file\shell\Read	cmd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\config_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\config_auto_file\shell	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\config_auto_file\shell\Read\command	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\.config	cmd.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2944	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2944	AcroRd32.exe
2944	AcroRd32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2944	2420	cmd.exe	31
PID 2420 wrote to memory of 2944	2420	cmd.exe	31
PID 2420 wrote to memory of 2944	2420	cmd.exe	31
PID 2420 wrote to memory of 2944	2420	cmd.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Yeis 1.5\eu4formapp.exe.config"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2420
- 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\Yeis 1.5\eu4formapp.exe.config"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
3KB

MD5
4995f5a5c67c8e899d76badd367ee23a

SHA1
59d51164f11948648f1b4356ea27a9d5321efd7b

SHA256
fa1f8fabc7f5ffa23897d23c0848ac456543fa86c67cf0e43f7c46914a7153a9

SHA512
9a121fbd6826b2bfed9ab8df51d5054df12dc7a579ea374e1d85db940bb36ccbc76ce254132a5d1637899ae7a85bb62eda6478553a90e994c29baae9ab6a55d6

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