393d454355cf350ab54bb57b9c350e3071ff73f456ec9f6256a6677c1c85818a

Analysis

max time kernel
141s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2024 16:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8055b68ac84c665cc7d02f763ea74bbb.pdf
Size

92KB
MD5

8055b68ac84c665cc7d02f763ea74bbb
SHA1

fd459ad2479ce9173350fac7200d1617c371a235
SHA256

393d454355cf350ab54bb57b9c350e3071ff73f456ec9f6256a6677c1c85818a
SHA512

2081ea97aaf54d6b3199428f184dc5afaa2cc2b7d97a4b4e593b28c177f9c9b6fbe5473a43eac0b02ebea24b9c4d89ac2550e1cf8227b806bdfa6f0c40463331
SSDEEP

1536:wyWIbIGgH64oxe+q5raG9drpm2+271FLBfo2WxApOGzWnYJa2n1uKG:I6FU6G9drpm2371F5oj3GQuZn1a

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2844	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2680	2844	AcroRd32.exe	86
PID 2844 wrote to memory of 2680	2844	AcroRd32.exe	86
PID 2844 wrote to memory of 2680	2844	AcroRd32.exe	86
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 1736	2680	RdrCEF.exe	87
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	RdrCEF.exe	88
PID 2680 wrote to memory of 3648	2680	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\8055b68ac84c665cc7d02f763ea74bbb.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:2844
- 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:2680
- - 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=7C322AF776280E23EC9296A9794FFF8F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1736
- - 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=047C211F4B72C77396FA433E1ACFAC00 --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=047C211F4B72C77396FA433E1ACFAC00 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3648
- - 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=F2E8E8B2A402EC1642D88D9B7A4B2AEB --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2840
- - 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=484E5DC63F01CC6E3DB2B5C9081A0663 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2740
- - 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=24746C18BC9C27D447FBF0BDA5D74AA6 --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=24746C18BC9C27D447FBF0BDA5D74AA6 --renderer-client-id=6 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1448
- - 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=CF3A6FE158661EF9165FEB8C747BF0E3 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2332

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2816

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
0fa1d419ffe3bfbd652584ba5c3f5af1

SHA1
8c9bbcd6a61d5ca2fc18694c9a18e5ca2c356a98

SHA256
65e7720bc8cb12b54db103da06c45e627e77677a0b56248f41d15b99b71df0a9

SHA512
eeeb64ef07eddf1f902fded90ee0dc8672087750c4e9b7a7eadf97ccc683b400b24da1f571e3801a2823ca077d8ebddb8c82a86c0dbb296fd85946f41648763b

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