3bad31858404bb734b6fdfe4ccad2da9cee2dfdccf1d1b39cda6202dbbad7e00

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2024 14:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c8db74b4af52368cb6b415f68ab5c7d1.pdf
Size

97KB
MD5

c8db74b4af52368cb6b415f68ab5c7d1
SHA1

f5ac5e2713f00b004e1f0d721b5320cac9993dfd
SHA256

3bad31858404bb734b6fdfe4ccad2da9cee2dfdccf1d1b39cda6202dbbad7e00
SHA512

ebcb484df8102d909d1baaef5da4dac81f77fdc259052d465b0e9c1345470afc7188c117fb86bfa557ef4fa295ab472723b20e9e6f0632c2a23f071e28cebbe2
SSDEEP

3072:wFzydaYCyREUkQfxhKWhPPzPPywqBAu2V9y:ZaYVRL7K+PPzP6oo

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1044	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 4828	1044	AcroRd32.exe	94
PID 1044 wrote to memory of 4828	1044	AcroRd32.exe	94
PID 1044 wrote to memory of 4828	1044	AcroRd32.exe	94
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 4376	4828	RdrCEF.exe	95
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96
PID 4828 wrote to memory of 3228	4828	RdrCEF.exe	96

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\c8db74b4af52368cb6b415f68ab5c7d1.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4828
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=E35E3C519F00378410676233F9644E39 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4376
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=0986910DC0353C54445EBA367412101B --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=0986910DC0353C54445EBA367412101B --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3228
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=71211097BC0F7B245FCE63ADCCDEE709 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4784
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F9759A93BE3D8997C608844755157349 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=F9759A93BE3D8997C608844755157349 --renderer-client-id=5 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5052
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=1239C7426F4CF418FE278E10AA2CD6F1 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2792
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B54B440695D68B3729B070640D3C64EE --mojo-platform-channel-handle=1828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
5c76ac67dadb89e3800bdcb2ac8981e1

SHA1
c31c4d6559cd48caaf28b9cc390e27eb4ae5a5fd

SHA256
f4d673e18937a9092729314b295943cc327ae5bc190ad0c11cbbad0fafe5472b

SHA512
a9dd3f9bff65a889fb4c568a8d4128c5a1900eb89bc9d7840c398a45c6aef496c484063e934926daafa2b003e2742cbcd49afa4ba7137d0c2b4367bb7f746128

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit