20221a3fe410f996ca33b9502f0ca5f819507ea197ed61950ac48c94a06558a6

Analysis

max time kernel
152s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 17:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c3eb348ec7f281918596ab8a090684aa.pdf
Size

86KB
MD5

c3eb348ec7f281918596ab8a090684aa
SHA1

8e692649e3d696a5da17d3ef0196e010b7ce0cd9
SHA256

20221a3fe410f996ca33b9502f0ca5f819507ea197ed61950ac48c94a06558a6
SHA512

d3de1204470cfdeff8797aaf9d77522d598feb395c015eccba4a845b5f34fd2881afb661faaf534d47960d5e282ccf2ea155fa55818423ade0983131c2edccba
SSDEEP

1536:/RVy1USR8aSY+qRrp9dNKngawAXrWVrehSwxmVFWlSNrUKpC4WUpO7/R0:3y14ip1KgawErArw8Vgw9Cb7y

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3596	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe
3596	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3596 wrote to memory of 3516	3596	AcroRd32.exe	92
PID 3596 wrote to memory of 3516	3596	AcroRd32.exe	92
PID 3596 wrote to memory of 3516	3596	AcroRd32.exe	92
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 1048	3516	RdrCEF.exe	95
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	RdrCEF.exe	96
PID 3516 wrote to memory of 4076	3516	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\c3eb348ec7f281918596ab8a090684aa.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:3596
- 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:3516
- - 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=99EEF7F4690588687067FFA051E08D66 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1048
- - 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=7292824B4196312DD2856C94EC622E33 --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=7292824B4196312DD2856C94EC622E33 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4076
- - 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=AD16BF9EEDC1F48400F50E346AD66D5C --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460
- - 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=2DDE8B6FC9B7CE65BDC57012E58C4E37 --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=2DDE8B6FC9B7CE65BDC57012E58C4E37 --renderer-client-id=5 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5064
- - 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=33446D9B5C3E2076C7D574A5E6D44E63 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4624
- - 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=46B82CC6542965FC049B94D9E5824823 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2836

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4520

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
fa887013ac6600962dab42b9decb1e17

SHA1
257278ea6be6376ea86947fe78d9e1f95a1b9cc0

SHA256
f273c51984bc0aa7594ea27db82371522eb4b336d106f4cbd9c92b980de76800

SHA512
fdc55d90daffc1499cd9fd29a8d7228ff992bf1027643cf28fdae2f5fccef9f93a7752bb43ca4f4cfb531455d59ab6e5d5dd6c2830ee49732ba008bbb0af72e6

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