479f024e77b53300da8dd0e0d0243dca32af5c1aefaa2f254127bc59f2901d93

Analysis

max time kernel
120s
max time network
130s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
07-07-2024 10:50

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General

Target

$PLUGINSDIR/app-64.7z
Size

70.7MB
MD5

3ffffd470f1dd6b44a52ae29a9bd105c
SHA1

dcabc58eb8c156c2b79053cc710e2a9b820c112d
SHA256

adc513c48cd959732f95a403b623a3e3103e82531be23c842a36b9cfc5966529
SHA512

0f35e0e012c0459623a262fb65cad470d23e04c23c5b9a29986f974bbab8b63048f2014b2049568a4deaa9a38531ee48700ba8eeeea0d64cef9cff6cee80a478
SSDEEP

1572864:zPkJopD1LOyqK3yf555SMbDaanxGb8zL5VWtUYv6f87M+mTnMpcOqG:z3pDkKQj5DmanxGSL5VWWhfmMBMpcDG

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-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1472	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1472	AcroRd32.exe
1472	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2428	2284	cmd.exe	31
PID 2284 wrote to memory of 2428	2284	cmd.exe	31
PID 2284 wrote to memory of 2428	2284	cmd.exe	31
PID 2428 wrote to memory of 2140	2428	rundll32.exe	32
PID 2428 wrote to memory of 2140	2428	rundll32.exe	32
PID 2428 wrote to memory of 2140	2428	rundll32.exe	32
PID 2140 wrote to memory of 1472	2140	rundll32.exe	34
PID 2140 wrote to memory of 1472	2140	rundll32.exe	34
PID 2140 wrote to memory of 1472	2140	rundll32.exe	34
PID 2140 wrote to memory of 1472	2140	rundll32.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\app-64.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:2284
- 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:2428
- - 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:2140
  - - 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:1472

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
0a11d2c1c1146001446c2f15ac4af6e9

SHA1
6418c0e6babdce6af7511ce846824581bc57a4c2

SHA256
d64a6640882c6cf45d1b4da960edb9791e9af47e3c3659fd29dc013363c1c19c

SHA512
5bbf4bf2b1d19f7545af0385da12855c453fc89437c21e94da01a843046001c74787e4bdf4d0ad093fe203484634600be11c0659c6f193b1595f59fb43f8bf9d

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