dcaf229e56e1b0f267d7e99b63920150ef1c18f8bcbf4da94c9ac592c75bdbe8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
04-08-2024 23:51

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General

Target

RC7 (5) (1)/First.deps.json
Size

407B
MD5

1c6af07f5e054bc005f172fa8487c5ed
SHA1

4880dd8a6e9b72809b1bbd36bf679690ac9c7931
SHA256

13b10c533eafa0a1111ee62f978d4407bad2e5efe86c1d11cb1ef07d67796fd8
SHA512

24e4099df987b8a9170220d2d58e4bafc72927ddf07b7dd0b400f8b8f416501d112cdb8fd6d7968025d02090e5bf6f8e9ffa4e4cc785fbc5175fbd160d0c46ac

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.json	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2768	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2768	AcroRd32.exe
2768	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2776	2084	cmd.exe	31
PID 2084 wrote to memory of 2776	2084	cmd.exe	31
PID 2084 wrote to memory of 2776	2084	cmd.exe	31
PID 2776 wrote to memory of 2768	2776	rundll32.exe	32
PID 2776 wrote to memory of 2768	2776	rundll32.exe	32
PID 2776 wrote to memory of 2768	2776	rundll32.exe	32
PID 2776 wrote to memory of 2768	2776	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\RC7 (5) (1)\First.deps.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RC7 (5) (1)\First.deps.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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\RC7 (5) (1)\First.deps.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2768

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
053e7f65dc4c9a49a53cb25e8d1d7d29

SHA1
52d26080e38b808791a9178b5a0a3b3c75890c76

SHA256
2ae7600e3d5de3bc098af0f426e580a0bec6af0ce486c1600b4046b43200b2ce

SHA512
236cad148c352eb0b3a43be77063c37edfaf9febc511790ba1aae368a896f2463463abd6abdda745ca972c4889e713ec4dd9f48118492540bce30f71308ef792

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