05451b195a176fa75fb7a8de600068e1f08b2a0b5cef42eef8439ec28ed26a59

Resubmissions

27-04-2024 19:36

240427-ybnfasfc9t 7

27-04-2024 19:12

240427-xwpy7afb2v 7

27-04-2024 18:20

240427-wy4ppaed6x 7

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
27-04-2024 19:36

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General

Target

$PLUGINSDIR/app-64.7z
Size

78.3MB
MD5

8fb67e61525557b1b476143fdd7269fc
SHA1

bc7186214e2c59d8608c55929f56d1d890b349b3
SHA256

f942960cdcd442304e8fe57e42769e2d532b3b77955fa16b6c376fbc2f3c1fac
SHA512

6ee6cbd2cd9235925c2397f75bec3983442dc0ef5dda28d81f4c10ce04a6b7f3b95c6035a799b05d1027bf3a9318e69376a14ee0edf33667924ffe962db5a0c4
SSDEEP

1572864:Y6LBY9gqfyVAYQxwo0xZHBFdNYZvpXm6IKEqP:ruffYARxczFC3IKEY

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2228	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2228	AcroRd32.exe
2228	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2748	2180	cmd.exe	29
PID 2180 wrote to memory of 2748	2180	cmd.exe	29
PID 2180 wrote to memory of 2748	2180	cmd.exe	29
PID 2748 wrote to memory of 2824	2748	rundll32.exe	30
PID 2748 wrote to memory of 2824	2748	rundll32.exe	30
PID 2748 wrote to memory of 2824	2748	rundll32.exe	30
PID 2824 wrote to memory of 2228	2824	rundll32.exe	32
PID 2824 wrote to memory of 2228	2824	rundll32.exe	32
PID 2824 wrote to memory of 2228	2824	rundll32.exe	32
PID 2824 wrote to memory of 2228	2824	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2824
  - - 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\$PLUGINSDIR\app-64.7z"
      4⤵
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:2228

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
13266674028fa933e038b3cca0de500f

SHA1
057f8b03f28bed0eb599dff6605bdfca2efbf7cd

SHA256
bf8a80b520eb03702d24afb2cd6ead408aac01eedf8bd7839039ee2f1c343c73

SHA512
acc9f29d2cac1b22f787479dd469e5ca998bf69064714c1c7f40b160ba4331246256d03f1d14ab195a03d615429a6c2190924edecd80e79f34072a9482b87ef3

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