e65ed2fb83b1428483b3b16daf8f7733500189427e7729b21591e378addf7d19

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2023, 20:18

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

528c2bc1c634a32b5eb.pdf
Size

153KB
MD5

d0433ec23c9b56041e7b7d165c956188
SHA1

6aa6d6a136c25c6fc9c3eeb46c6dddde39f794c1
SHA256

e65ed2fb83b1428483b3b16daf8f7733500189427e7729b21591e378addf7d19
SHA512

20abf457158dbf9dd55d5bbe93b33fed16754cff6e9f401dd8dc967d5ef7af29cffdf0292aa8957ac49b043fc8e0c0e85cfc8d26482f691ce41452535ecf63e2
SSDEEP

3072:rO1K4c60ShyCe9+86SNhbV2l0Mzjm4YHVzPMAIpKbQk3JmXqR5b:Kg4LfvekKhwzy4mzMEfUs

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-1-5-21-508929744-1894537824-211734425-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1168	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 1548	1168	AcroRd32.exe	86
PID 1168 wrote to memory of 1548	1168	AcroRd32.exe	86
PID 1168 wrote to memory of 1548	1168	AcroRd32.exe	86
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 3696	1548	RdrCEF.exe	87
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88
PID 1548 wrote to memory of 220	1548	RdrCEF.exe	88

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\528c2bc1c634a32b5eb.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:1168
- 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:1548
- - 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=3996C4E2AEFCF1679465C5B97D3B5A2F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=5C3C382E7F0139E08BA7DEF63968CE55 --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=2 --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=5C3C382E7F0139E08BA7DEF63968CE55 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:220
- - 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=55F54AEB8A8894698AF31FEE11EB2406 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040
- - 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=701DE995D1F1E503002E3C91707A0F62 --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=2 --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=701DE995D1F1E503002E3C91707A0F62 --renderer-client-id=5 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4016
- - 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=5F35BFA3534DDBD591A5E494B6C72150 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=3031130418BE998B3B6A687DB982D577 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4080

Network

MITRE ATT&CK Enterprise v6

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

Filesize
64KB

MD5
74930a85b5995c90f6fb5a477858ca72

SHA1
6ef97dc54ee8962d898fcacda061d7033782adfc

SHA256
cf3ca6e4d9b61696947c52b642ba6a1b402b7af27e697a0e85e7060c6606f9a6

SHA512
e5d7ff3b8ca1d99a9bc50afacc89edce0ab18ff2be293bf7f8647b78eb285fa0210e1f38080f8e3228325d0039429ffbba076f5be4e692c061082016ef889da7

Download Submit