7b4265abc4bc582eeb3640f387462f4877b460a10c22f614696b6d7081b9e843

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 03:57

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General

Target

c7a0a8eb2539716f304bf4fd485b39bc.pdf
Size

112KB
MD5

c7a0a8eb2539716f304bf4fd485b39bc
SHA1

3c4e0e1ca7d99f692a58b64edf3a1e80c373d1b9
SHA256

7b4265abc4bc582eeb3640f387462f4877b460a10c22f614696b6d7081b9e843
SHA512

e5a6b884b9eb2e27023161824a50dc65c6604643ca5fc590339c0a14369d0986e2d144a10a671699db3910296bbcd111db88779457052baad79390cc56ad928a
SSDEEP

3072:1ka3GOtldY3HWy2YZa6EPmHCypqF1ttlil:CmrDY32aZan9X8

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1340	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe
1340	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 116	1340	AcroRd32.exe	85
PID 1340 wrote to memory of 116	1340	AcroRd32.exe	85
PID 1340 wrote to memory of 116	1340	AcroRd32.exe	85
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 1420	116	RdrCEF.exe	86
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87
PID 116 wrote to memory of 3848	116	RdrCEF.exe	87

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\c7a0a8eb2539716f304bf4fd485b39bc.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:116
- - 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=1613440B0AEBF67608F56E6CC781C80A --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1420
- - 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=8244C53B38F756ABAF04C6D191EB48F4 --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=8244C53B38F756ABAF04C6D191EB48F4 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3848
- - 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=88C0F49F96E5BAF0C79CCB74BF7374D1 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4792
- - 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=C8CAE41051E659FAD24C8946B3996CA9 --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=C8CAE41051E659FAD24C8946B3996CA9 --renderer-client-id=5 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2436
- - 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=CF82C9ECFD403093944D278D7A372C39 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3196
- - 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=1D12864424C97DCDEB934B62D9A5E62A --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4108

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4288

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
a812a19dc91a9d0c2882dc44b703370e

SHA1
c5200b7f23110e040bb295efacd1b50cd171a4da

SHA256
d34dae8167be534e21d51b9291ceb63c7becda76ab4160268610cf8e596a8360

SHA512
6ff4ca772f38531094cda6252c674d681ca79933ed9543cd29003a8605e0b71d232de8fec0dbec88c67d4bc83c16008828f3bc93ba83edcf0681a347a6acd31b

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