22f4c38c9e381c1562b869ed9a1bab1ff6c34ef0870bd5bd6089aa42c7defa3b

Analysis

max time kernel
182s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 01:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2293d160d430117de5f1fce3fea4f8eb.pdf
Size

119KB
MD5

2293d160d430117de5f1fce3fea4f8eb
SHA1

2df682a553b462f56084f518dde9da3d9a85c1c6
SHA256

22f4c38c9e381c1562b869ed9a1bab1ff6c34ef0870bd5bd6089aa42c7defa3b
SHA512

b8e60c3799b35b64cca3205616d3e221464ae0b319da6422100b36bd2c238bf9d9dda987e024a02f592ea902da7864820fa73fae76590ae204ee4a877725870d
SSDEEP

1536:cOnzM0siDKixWhpVq6XVcJ8SD20OrabfJvB4mddFfP1U3B5cMISynWst3vp/GB87:rnIHIpuVqa2nD2sbkYm7r63x/GBf7xRM

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 3548	5084	AcroRd32.exe	97
PID 5084 wrote to memory of 3548	5084	AcroRd32.exe	97
PID 5084 wrote to memory of 3548	5084	AcroRd32.exe	97
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 3044	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 1468	3548	RdrCEF.exe	99

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\2293d160d430117de5f1fce3fea4f8eb.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:5084
- 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:3548
- - 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=BB35037A99C204783B8E382B754D0D04 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3044
- - 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=8AD972DB77FD0A96CE19215F8BB79656 --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=8AD972DB77FD0A96CE19215F8BB79656 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1468
- - 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=C939D6E4284AA810D2DDE717FEDCE5EF --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4648
- - 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=C824C1A12D4DB27088706BB11DE64890 --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=C824C1A12D4DB27088706BB11DE64890 --renderer-client-id=5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5032
- - 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=82B46C6854409321975D59DA5CD1DAFB --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4936
- - 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=C4C85CDCF04D8740323B733F2ED5F9D7 --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1500

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3448

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
c4fb4ba62594104a23ded96061df68f7

SHA1
cd23a6369885a027f0b2ee68f292a8fcf953434b

SHA256
e3c9eed544a2661f8cd347b14112efec94d78e1c72407849467a5f628ca148c5

SHA512
c98494713b72c095da760ea98040f553100f2c221b7ba9e6ddc7abe22766326ba58bdc3cf515251ce22bb53e89ebdd206a66153a7dec30298b8c3ad5d240a5f4

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