e7dda3cbaa77786a2c1ee3aa0e09e8f422a3ef2d5e831c9f765e338b509a0a91

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 20:31

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General

Target

03366808f40d6f497acf0c649431470d.pdf
Size

72KB
MD5

03366808f40d6f497acf0c649431470d
SHA1

d82f372a6819ab51a41f95007a28af681ab8deb8
SHA256

e7dda3cbaa77786a2c1ee3aa0e09e8f422a3ef2d5e831c9f765e338b509a0a91
SHA512

cf4b58c930544cf920a31a279229c3e841872146ab53242cba95b3b11eabeab5dbbfd3e22429af4ba74d97c22505c3b777406a4051caf8db2161b6557370e685
SSDEEP

1536:kZIh953WklZM4X5ODNfAeBAKia5mGCoT5p7NWEQbs4DkWepOiIWs:l32kODdAe6ajCoT77ZQbs4D5iM

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe
3732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 212	3732	AcroRd32.exe	91
PID 3732 wrote to memory of 212	3732	AcroRd32.exe	91
PID 3732 wrote to memory of 212	3732	AcroRd32.exe	91
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 1340	212	RdrCEF.exe	92
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93
PID 212 wrote to memory of 2208	212	RdrCEF.exe	93

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\03366808f40d6f497acf0c649431470d.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:3732
- 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:212
- - 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=CDBD4F8B81AB0818F703C8A3FDC851D4 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1340
- - 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=A85AE90156E0BD86EC1F0F9C6FB85C8D --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=A85AE90156E0BD86EC1F0F9C6FB85C8D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2208
- - 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=D6E13312E3CED61ADA24F3091A43B09E --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3592
- - 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=3741BB1290DD34929D36879B86D4F485 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524
- - 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=C68A1F80166A16D3B3E67A51B8203C19 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:944
- - 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=9D4E767F8BC10B8CF186ACD0E0D34A87 --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=9D4E767F8BC10B8CF186ACD0E0D34A87 --renderer-client-id=7 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4732

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
22c0f2f9326d474e46ce5681212b4361

SHA1
0dbde7b5cc86ee9bb21b32139f7c989b16badead

SHA256
6cb298bd507286e526149dc3eede6383a1b7f13c3aaffe7f4aa78c4109459c0f

SHA512
352e27c89cf022a918aeee2190753c69c36bd6d135e1255ef9554bd060c2fe0bb63fae514d22bda7540cc9f15856727c000cd8a000eaeee7ff53408ad7d9ac6e

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