66a32b79ff2c15ac32dd147b9509c1d0b8fb0e24f91f478352fb9564d45416f8

Resubmissions

06-08-2023 19:58

230806-yps8psde2y 7

Analysis

max time kernel
151s
max time network
123s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
06-08-2023 19:58

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General

Target

06_BannerMoodNoJumpRulesGoesToNextPage.md
Size

579B
MD5

959eb5d2af8ee0723d7f042aa9b585db
SHA1

082e32d299d6f591f5113da06bfc7cfbf211aa63
SHA256

bed9797beab1c825c5686374c6e93bf0c9ade63a36cea14dd6af723c73bfd6b9
SHA512

3477ac90fc3901ee3118411bb2f1a13b507f7ece4bb7a166dcc33893820f4ccf1134971efcf855e364fccd68cf7303a9c501a1437c65fc3fcfcaf054923d08be

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-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_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-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3408354897-1169622894-3874090110-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2756	AcroRd32.exe
2756	AcroRd32.exe
2756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 2796	1748	cmd.exe	29
PID 1748 wrote to memory of 2796	1748	cmd.exe	29
PID 1748 wrote to memory of 2796	1748	cmd.exe	29
PID 2796 wrote to memory of 2756	2796	rundll32.exe	30
PID 2796 wrote to memory of 2756	2796	rundll32.exe	30
PID 2796 wrote to memory of 2756	2796	rundll32.exe	30
PID 2796 wrote to memory of 2756	2796	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\06_BannerMoodNoJumpRulesGoesToNextPage.md
1⤵
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\06_BannerMoodNoJumpRulesGoesToNextPage.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2796
- - 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\06_BannerMoodNoJumpRulesGoesToNextPage.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2756

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

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

Filesize
3KB

MD5
da43807ce2471b7cc3e5fb0431e9e7cd

SHA1
50028f2c722484de728cc11f1758f12f244f8440

SHA256
c4ed439c382325bb4d3864428207a8a0341ed7daf72a8415983bbfc9911b39f4

SHA512
f7cbeaa1634c0bd42851950abbb3efaf0de500aa19fa08ed1dc21e2eae178e7f896253733adc7ebcc9a921285a44bf9c6b13f5d9ee2078b1b045067b03c24654

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