8e7cf04f6a32429304b49abe68604c1174b58d6bd35ed58ffc5d973932d12487

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 23:34

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General

Target

Xtool 3/README.md
Size

60B
MD5

a08f99867f337312d060940368867056
SHA1

bd5f9faa853cbd1841aba31047828b1a7864eae6
SHA256

c7f0f984fdcdcd9a05270dccd924937db986243d33f86578620fde8a47e0b062
SHA512

954a77c70e47b3e75b8baab64bc3ff2b7aa7c373e38e70fcc8d80a6a2b59d2bd79510fcf084e0473631669022f61c418d6a30a1e79baab9fbfc3bc7953457b1e

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-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_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-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3064	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3064	AcroRd32.exe
3064	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 2656	1756	cmd.exe	29
PID 1756 wrote to memory of 2656	1756	cmd.exe	29
PID 1756 wrote to memory of 2656	1756	cmd.exe	29
PID 2656 wrote to memory of 3064	2656	rundll32.exe	30
PID 2656 wrote to memory of 3064	2656	rundll32.exe	30
PID 2656 wrote to memory of 3064	2656	rundll32.exe	30
PID 2656 wrote to memory of 3064	2656	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Xtool 3\README.md"
1⤵
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Xtool 3\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2656
- - 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\Xtool 3\README.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3064

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
39e060d5b48ea79cd074a4224961f84b

SHA1
e67e6b624cb3fad1747aeaf724100650baf8878d

SHA256
b5e02a21d8a74dd642593040204daa5afe7b6717cb23698382cf9c94f5e25737

SHA512
fd163199ab41099079b6c436c25a3b510555273f21287d183e7f09605d56f8eee7542820b44e8c49ee1ab03ee58e92eaea3701ac125a88b1ac7218af6ca665dd

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