eed43419cdfa9f83a4ce2581d253cde3e9288b6a336557c9cf4545d83431c91a

Analysis

max time kernel
120s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05-07-2024 14:38

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General

Target

02bf341f396b83c37ba55559df2bc170.pdf
Size

410KB
MD5

02bf341f396b83c37ba55559df2bc170
SHA1

c8bac35f739cf6a0f208443a7c13295dd8c48c87
SHA256

eed43419cdfa9f83a4ce2581d253cde3e9288b6a336557c9cf4545d83431c91a
SHA512

cfdd7a077b7ef00db3689ddce158a59f279a5eae64d3462a162562caa614bad6ad2fd2b00d7efdd5862237af722d4e4bfbac8ce49ac391f5f9f108199dcb4776
SSDEEP

12288:0OIN5VVeHN7qMKLjzP7yrOrHk6w7+AJt3ElW:0OIN3VeHN7qM2jL2rt/733ElW

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-1-5-21-587429654-1855694383-2268796072-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3444	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe
3444	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3444 wrote to memory of 1356	3444	AcroRd32.exe	85
PID 3444 wrote to memory of 1356	3444	AcroRd32.exe	85
PID 3444 wrote to memory of 1356	3444	AcroRd32.exe	85
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 2128	1356	RdrCEF.exe	86
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87
PID 1356 wrote to memory of 836	1356	RdrCEF.exe	87

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\02bf341f396b83c37ba55559df2bc170.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:3444
- 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:1356
- - 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=B30A3C32CFFA8B28A8A28D272F5ECE4D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2128
- - 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=ADB28ADCA6FA44A013C05595581E873E --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=ADB28ADCA6FA44A013C05595581E873E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:836
- - 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=DEEFFD4793D2729D3928FAB1E86ADB8C --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2676
- - 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=D13CEEBD8DE56F81606CD086D2F712FC --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=D13CEEBD8DE56F81606CD086D2F712FC --renderer-client-id=5 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3384
- - 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=DDD7EB51B283E099237A5CA67710D701 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3588
- - 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=4A35AA14A44B08F3BADA8B2BB196F829 --mojo-platform-channel-handle=2772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:924

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4336

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
a7fa722d73e78bfceab33e60cf742169

SHA1
2480237f3eb844e0c5e2ac0b69cd5e3f219d00e4

SHA256
fbbd34af6534582131cef6236450c90eba8dbab7237656bf43e0488a6fb5499f

SHA512
9452e596d294d318a7f03b451a044f2b31f34fac1a5156cca1f47aedec7419eb0e1cc4b88ac151b9a7b0b573a3e45d719daf1db073fe8928262c7d53b7679be4

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