d8ce49ae97f3c9049910c093102c4abf03d19800bf82eea37bf4e423b47f9831

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 15:29

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General

Target

ac379154a2710ff8ecae4cbd8fdb1228.pdf
Size

196KB
MD5

ac379154a2710ff8ecae4cbd8fdb1228
SHA1

7055d9e5e9d69f0da12c824af052db27fe3c93b5
SHA256

d8ce49ae97f3c9049910c093102c4abf03d19800bf82eea37bf4e423b47f9831
SHA512

05cf4c0e48930f24da7e290f7fe2107b517ddbe4e3d070314bc6ce3ac3645f7d4e28a7233b4ffda40531203431487ad2b1f511121aea94c53e94ab201227ceb7
SSDEEP

3072:Q1prAi4rN5hhQJGTVUn6Xi800WGgWzrJUEeHUedMUgPN5tgOlr87ScOEi3F:WrAXrN5hI18xrJUEwVdM51mQ

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2728	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 3204	2728	AcroRd32.exe	88
PID 2728 wrote to memory of 3204	2728	AcroRd32.exe	88
PID 2728 wrote to memory of 3204	2728	AcroRd32.exe	88
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2456	3204	RdrCEF.exe	89
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90
PID 3204 wrote to memory of 2272	3204	RdrCEF.exe	90

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\ac379154a2710ff8ecae4cbd8fdb1228.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:2728
- 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:3204
- - 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=45142F0D43E3DE2BAB6A521CCB769DA7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2456
- - 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=658B369A1707E0C3A0FD5E062EFF00DD --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=658B369A1707E0C3A0FD5E062EFF00DD --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2272
- - 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=BE931727CDB84687F9712F8D480E5DFA --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2468
- - 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=35787F96FDE9DABAFB2969A7A61B8DB7 --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=35787F96FDE9DABAFB2969A7A61B8DB7 --renderer-client-id=5 --mojo-platform-channel-handle=2208 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4656
- - 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=F0DD89FCE418E050A23A7FACB36A73AB --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4976
- - 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=34EBE7EB558B4229B54617CD5E78C902 --mojo-platform-channel-handle=2272 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1588

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2768

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
4b365c7eb1eef56e56b0c586b7242d86

SHA1
a14e19c3b64abd6ae2f8ddc53f38d98a3ea59973

SHA256
e711c7ca33971b4b2ddc0fcd4e6150afa41a6c377a57ce4d3c471fa139905bc5

SHA512
4f87e241678792203b2818b5c52dff542022f69e0b6c0c567a0b5923216ca6a558d54f3ad694f76ece44af4a7cac698b33aa9b804f304ae6da5ea29a94a1d011

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