8cdd32487426a6d1d12a6a428433c83957d0d11804948908c902ad37f7038c7c

Analysis

max time kernel
145s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 05:24

Sharing

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General

Target

0feeae91cefc62ec956ef234ceb0244e.pdf
Size

77KB
MD5

0feeae91cefc62ec956ef234ceb0244e
SHA1

ac75cc7245fba2bf2e49aed0a0abaef70cb350ca
SHA256

8cdd32487426a6d1d12a6a428433c83957d0d11804948908c902ad37f7038c7c
SHA512

7b78484358ef89c7b046cc0678ac955bcbd0a46b86c7f27d4f1408a3df0f7888f9b13a65e5e7ca88dd438e2ccce6de6d0c75b8e94235d759a0de0086203a5c4f
SSDEEP

1536:KkBc0G6MKzdhTGni3AITOLZ9KJXwhmWtrxBoIDXxKvjLT:dBc0bzdhTGni7OV9CwhtrxyIzxKv7

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
684	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe
684	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 4852	684	AcroRd32.exe	90
PID 684 wrote to memory of 4852	684	AcroRd32.exe	90
PID 684 wrote to memory of 4852	684	AcroRd32.exe	90
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 4748	4852	RdrCEF.exe	91
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	RdrCEF.exe	92
PID 4852 wrote to memory of 1612	4852	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\0feeae91cefc62ec956ef234ceb0244e.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:684
- 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:4852
- - 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=09D2931166D82E26901F64FB53FBFDDD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4748
- - 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=941C49B2E640CDE1FDEBCE954E234C5E --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=941C49B2E640CDE1FDEBCE954E234C5E --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1612
- - 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=63159A0CE21028AE90E6E77524E03B38 --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=63159A0CE21028AE90E6E77524E03B38 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2040
- - 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=FA4E05E0336DF83628A6126F834DFB58 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2416
- - 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=5D686D016D7BE88B78A957DB7323FC64 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4496
- - 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=E536FD83E94FBA6F3E5C845DB32887A6 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3808

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4640

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
9eb5c304d398d4f6e6f8adf5f91d2b31

SHA1
abda2a930465f37b67867d468a41e40b9bdb2027

SHA256
05cfaabfeaf424d60024e27cbb0794053bd61b78bf9b41c068ce278cd2fb960e

SHA512
df5aa66aea39ba290b0199675a9d0bbd97f4cd32ce4afe20999adb93fe3dc71074a832f877d0867f819a26b65508c820a2c251cc673ea2b2cf27f9f47ec2e084

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