a94f83426b4b6c940dc31ba0d2bf4c138c9543dacd0a2a45fb2cbae531f74b57

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 07:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

64d7880b52378250bb527d735df8e731.pdf
Size

63KB
MD5

64d7880b52378250bb527d735df8e731
SHA1

4f9b9041a1516e720fbd05caa8d17dcabc4e8dd6
SHA256

a94f83426b4b6c940dc31ba0d2bf4c138c9543dacd0a2a45fb2cbae531f74b57
SHA512

7442b1b4f6a7e4c4b3dbff8f398551542346d2a5ca284c4a048bc31ba94eafe43f997294922d35a1a6fbe5275f6640ceabffabbbe19ba3af54d0f09d8acf9225
SSDEEP

1536:bUFq6f3dtcHyhw+RPr4IDW/en0TXAT7164ESGXb8D6lHb4a9:oX/zdPr/WGnCAT5C1Xo6lHb4y

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe
3344	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3344 wrote to memory of 4832	3344	AcroRd32.exe	90
PID 3344 wrote to memory of 4832	3344	AcroRd32.exe	90
PID 3344 wrote to memory of 4832	3344	AcroRd32.exe	90
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 428	4832	RdrCEF.exe	91
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92
PID 4832 wrote to memory of 4180	4832	RdrCEF.exe	92

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\64d7880b52378250bb527d735df8e731.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3344
- 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:4832
- - 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=F11294DAADDEB1CC673F7666D0561F62 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:428
- - 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=033F7749A0E0A6E3A3D2F0BCA8387206 --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=033F7749A0E0A6E3A3D2F0BCA8387206 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4180
- - 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=B4FFD8FB20BA16CABA4321C26ADB9114 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2884
- - 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=CFC8C5A237277A085AA245887C946AFF --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1304
- - 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=1A1E4BE4EB09074A45C13C54DDE5F6EA --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3356

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2184

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
2c54599ef46dea083fc760f606eb1faa

SHA1
89bccc1b8d91af62673d8fc63cdd6b89388eaed2

SHA256
c9b13f6a242cd20ab187bf62d6ba3534e16e6b282dad4a02bbae53c9c5f1166a

SHA512
87e507f725dd9d06127ca3b7b5fde8ad59903a1a3c9712df5e30623628bbbaee07c8d82c9cd6f97e1c0060cb3d80a40658d66c8cbd026ec32a78daee95bc2004

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
memory/3344-126-0x000000000A0A0000-0x000000000A34B000-memory.dmp

Filesize
2.7MB

Download