324e62c214d1c449a55826770f78f452d02799156684d34528090cc9a55cd2df

Resubmissions

17-08-2024 02:14

240817-cn4gds1gjg 3

17-08-2024 02:10

240817-cl1mqa1fje 3

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 02:10

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General

Target

Settings.json
Size

1KB
MD5

84010567e6e5c6605e32aedb405bca7f
SHA1

39015af2551f4b362d4ec85feae36967229e9028
SHA256

32377b3c4b140cf3d918422cbb926352d95de759c42cecb95a8f1bd14b128d69
SHA512

a2d4f3845b91704a89e9658aaee5d34b7d004e6ba0d3e59fd73aa895f7ecc79baacaa8b299646897aca472d00f23ecbb9e61da8a0eccacde1e696f82a1ce1b14

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-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\json_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
2724	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2724	AcroRd32.exe
2724	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2276	2108	cmd.exe	31
PID 2108 wrote to memory of 2276	2108	cmd.exe	31
PID 2108 wrote to memory of 2276	2108	cmd.exe	31
PID 2276 wrote to memory of 2724	2276	rundll32.exe	32
PID 2276 wrote to memory of 2724	2276	rundll32.exe	32
PID 2276 wrote to memory of 2724	2276	rundll32.exe	32
PID 2276 wrote to memory of 2724	2276	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Settings.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Settings.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2276
- - 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\Settings.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2724

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
0803d1b8ef0853b56b29e17c9cc09919

SHA1
47d3ec3b4a425b559e37b357f5cc4a95a20cc16d

SHA256
c3075b54724e5a58d58e8a873022bdf56377db73be83e2e545eea3685e302604

SHA512
73224c3f29c95bebe0c95583d88391c0080533a48e75e9950ffa12f1970aa6022234e10c3b3324b3e4b931fdae6f06a304999870c59c95cb95448baf776617e9

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