e3a279aaf235be7b045c152f6acfca5217a81aee6af6713d43e2deb9a96f98ec

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 22:22

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General

Target

97c2755d381dccb2089933c9c62f0590.pdf
Size

34KB
MD5

97c2755d381dccb2089933c9c62f0590
SHA1

6bf653aca36909296065710e48c4c434d3a0e7db
SHA256

e3a279aaf235be7b045c152f6acfca5217a81aee6af6713d43e2deb9a96f98ec
SHA512

e434ccd2ad7a2d70dc4bd0d79a73adc086960ba860404811ace0a88b3e92512d3049f761d082301eb4bf762659aa636d28245f7833fe755295dc98e2bf3f9a6c
SSDEEP

768:/8S6JlWsZhw4/UXsUV9UK/uHEuZCBcFCnfIg8+NZnIHX:/85DZy4/QdIpEcufIUNZIHX

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3696	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe
3696	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 1776	3696	AcroRd32.exe	83
PID 3696 wrote to memory of 1776	3696	AcroRd32.exe	83
PID 3696 wrote to memory of 1776	3696	AcroRd32.exe	83
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 2060	1776	RdrCEF.exe	86
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	RdrCEF.exe	87
PID 1776 wrote to memory of 3168	1776	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\97c2755d381dccb2089933c9c62f0590.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:3696
- 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:1776
- - 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=F328C9BA3B29CA88722C98AE42EEA582 --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=F328C9BA3B29CA88722C98AE42EEA582 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2060
- - 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=95C7862BFE3A9C4FF7DC0D5FDF71A396 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3168
- - 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=69534A05703B4273E490451B1AAF2063 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2376
- - 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=33C75605400D5E37FF53BC8A59C1E403 --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=33C75605400D5E37FF53BC8A59C1E403 --renderer-client-id=5 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3244
- - 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=6E64BB493BF9F7F96F2C13A3643BEC10 --mojo-platform-channel-handle=2096 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4004
- - 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=56D00415D6921973E0EFC0AEF3933822 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2580

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

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Downloads

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

Filesize
64KB

MD5
6b5dceaaee07c448c79b5534659541f8

SHA1
dd68057e9afa6ad0367c5bf4c6641f27a34389b2

SHA256
350ecdbbc54d0387b76db1ed15ca8722be0c73e276033d19b5fdf021970f34bb

SHA512
8d55597d923b0424c007f740e19a33b845136f54f984ec586646e0801174fc42cc4c7c9db37506cf8c3d630c1afe42733dcda43ad179669be0087b0629bc0cec

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