7bfd1479385092c7d226c88615aefe9fcd91d197c3769efd230f15e3d13c7674

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
03-09-2023 20:23

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General

Target

baseline.prof
Size

1KB
MD5

99c00c2e15aa3038fcad478e8812f936
SHA1

9302ad462f128d2f376459f9e37654cbd3b33780
SHA256

b5e6a5abda6c2353a3f927d24229188a1df6e6083970233e7625816749e648c5
SHA512

d26e2c70d4a4711e074c11a5ee0f54ab9dd304e3d0f2b09d5194fab94d2e96df0c1311a3eb588a0c344fb1b2114c0b5e34bdc38fbc4b3a192f1a61cde538417b

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
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\prof_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\prof_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.prof\ = "prof_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\prof_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\prof_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\.prof	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\prof_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\prof_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2920	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2620	2792	cmd.exe	29
PID 2792 wrote to memory of 2620	2792	cmd.exe	29
PID 2792 wrote to memory of 2620	2792	cmd.exe	29
PID 2620 wrote to memory of 2920	2620	rundll32.exe	30
PID 2620 wrote to memory of 2920	2620	rundll32.exe	30
PID 2620 wrote to memory of 2920	2620	rundll32.exe	30
PID 2620 wrote to memory of 2920	2620	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\baseline.prof
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\baseline.prof
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2620
- - 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\baseline.prof"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2920

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
0673ff67c310dde4e5987d5382ae0e9b

SHA1
7567d75ec4c00c19f59315a50931536d0135c21c

SHA256
c649030c2010b3f3f3647008cbacd7ecc8528656ae79c95e39c507abcbbc260a

SHA512
d50a4b4ffb3f98048ec86d7d857ca19a67d7b2df2162c4b4efeb4670d73b4dba144f76cf70b91269c52e4b9563dbafedcea3afd8cd3d65dc51838dce9ebbdf67

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