ab8d70a60ce0fba1355fad4edab88fd4d1bccc566b230998180183d1d776992b

Resubmissions

17-07-2023 13:28

230717-qqyktacb83 1

17-07-2023 13:27

230717-qqh55ach5y 1

11-10-2022 07:35

221011-jetzxsceel 3

Analysis

max time kernel
151s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 07:35

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General

Target

manifest.json
Size

300B
MD5

9569e205d5815a3d9e14dee93b7717c3
SHA1

020bd6a07ef64a304b07e3adfda4c4d5397534cd
SHA256

79b7618620e50a91c4f46f4560ad054823f115a03da55d5651cece8843896582
SHA512

be5eb17e769203e6a064326f227d21ffc1e8aa3f2684bd9786faa4d0eac944e4343608b1aea25fda15fff88d9c41487907037fef75dc4d1615a27c7041fc0f9c

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1564 AcroRd32.exe
1564 AcroRd32.exe
1564 AcroRd32.exe

pid	process
1564	AcroRd32.exe
1564	AcroRd32.exe
1564	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1292 wrote to memory of 560	1292	cmd.exe	rundll32.exe
PID 1292 wrote to memory of 560	1292	cmd.exe	rundll32.exe
PID 1292 wrote to memory of 560	1292	cmd.exe	rundll32.exe
PID 560 wrote to memory of 1564	560	rundll32.exe	AcroRd32.exe
PID 560 wrote to memory of 1564	560	rundll32.exe	AcroRd32.exe
PID 560 wrote to memory of 1564	560	rundll32.exe	AcroRd32.exe
PID 560 wrote to memory of 1564	560	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\manifest.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\manifest.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:560

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\manifest.json"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1564

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/560-76-0x0000000000000000-mapping.dmp

Download
memory/1292-54-0x000007FEFC211000-0x000007FEFC213000-memory.dmp

Filesize
8KB

Download
memory/1564-81-0x0000000000000000-mapping.dmp

Download
memory/1564-82-0x00000000762E1000-0x00000000762E3000-memory.dmp

Filesize
8KB

Download