0ce7a040656f6a8f06061db5b58910cd54dda6d295ebbdee728f808853d1a04d

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 15:14

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General

Target

d556e154c0959f095a91b91510f282c6.pdf
Size

48KB
MD5

d556e154c0959f095a91b91510f282c6
SHA1

2ef81041bf25a2983dd402b60f6c5df17b4fffa7
SHA256

0ce7a040656f6a8f06061db5b58910cd54dda6d295ebbdee728f808853d1a04d
SHA512

97a0d6179aff13101d72f51ae07793cd3999d2988003b99057fbc8533b457eaf1e99a6b76cc8ea40d7bf40380185d9c9cab11e7de0c0b37d7492c704d53fb1f3
SSDEEP

1536:wE2AdzWySA2MouYiPcDMZQeuC2ROOf8QiF6Z9OX:l/yyS/MouYi+MZQeuTOOf8QiF67OX

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe
1052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 3956	1052	AcroRd32.exe	96
PID 1052 wrote to memory of 3956	1052	AcroRd32.exe	96
PID 1052 wrote to memory of 3956	1052	AcroRd32.exe	96
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4692	3956	RdrCEF.exe	97
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98
PID 3956 wrote to memory of 4748	3956	RdrCEF.exe	98

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\d556e154c0959f095a91b91510f282c6.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:1052
- 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:3956
- - 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=418DF0803130DE801EF2E73ECF215454 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4692
- - 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=4B39CF2BAFD97ABFC688CBEB7878A5C1 --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=4B39CF2BAFD97ABFC688CBEB7878A5C1 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    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=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=8DF83D9F8DDADE4AC9AE1AD4512F0729 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4976
- - 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=845D21DEBC7351ECCC2FA0F5FF1A9872 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4416
- - 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=354C4BC25A73CAB47D154ECD2B9D12C9 --mojo-platform-channel-handle=2232 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3168
- - 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=4E23FBC1CB54DB2C9B566E031880D22A --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=4E23FBC1CB54DB2C9B566E031880D22A --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4400

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3464

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
17e8b2869f1d79bd7eedcccb90c7f1e5

SHA1
f9cc6ca29b8c536f490bc128b346b2be7b65b222

SHA256
26d2cb0bd7eff91174a00a06f41783a1f4ddb60ed9e65ac242c4ffce26031751

SHA512
6805b2d0ecd1eaded8d91ca5753df2d63af5131a862ac5c54688130af2fd00d7ac23336f0d6e5bf10da0f63b3f6fffec12fee7917cde3cc45dcbc45b05f8ec8d

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