a1941786149857faebfd4f2731022d8af6aaa984b981bffd40bd123472b0beb4

Resubmissions

19/07/2024, 04:08

240719-ep92nsvgma

19/07/2024, 03:58

240719-ejs6za1hkr10

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19/07/2024, 03:58

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General

Target
resources/app/node_modules/balanced-match/LICENSE.md
Size 1KB
Sample240719-ejs6za1hkr
SHA256 a1bd5deadb6a06dd74efa852c1b8b23f63b67f2214fbe9c8bd591da51da69268
MD5 7fa99ddc3424107350ca6e9a24552085
SHA1 09013c002fbdd686da2ec13c5a6d014f0a294ba9
SHA512 389651cc725f7fa28dfb45e5de84e232212618f4adc187443956c8725e5684f39dd25bf040f95513d17675ed2de7188fa110e669b91987ad956a95c224acc251
MD5 SHA1 SHA512

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-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2988	AcroRd32.exe
2988	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2960	1996	cmd.exe	31
PID 1996 wrote to memory of 2960	1996	cmd.exe	31
PID 1996 wrote to memory of 2960	1996	cmd.exe	31
PID 2960 wrote to memory of 2988	2960	rundll32.exe	33
PID 2960 wrote to memory of 2988	2960	rundll32.exe	33
PID 2960 wrote to memory of 2988	2960	rundll32.exe	33
PID 2960 wrote to memory of 2988	2960	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\balanced-match\LICENSE.md
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\resources\app\node_modules\balanced-match\LICENSE.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2960
- - 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\resources\app\node_modules\balanced-match\LICENSE.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2988

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 25877f6bbb5c92ac7ff05b2a730a1544cfa2453b5f9e29de5ee23675616392f3
MD5 76c26a0cfc67b23d1365c640b143ab4b
SHA1 82194c3458b111f84c41de41e404057e9090def0
SHA512 9eea0b58990c7b6419646383a157528093933c7778d8b58d18ebc726ce84dd57bb7193028d313c3fe40ee7fdb4af82c1b10dbe94e0ae2e7c32292d3cb29863ec
MD5 SHA1 SHA512

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