1fe50e59ebc62609343c0ca129429a00c95f53f9dfcacae8453b3fe6013ab2ac

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 19:28

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General

Target

3adc42a942efd19a8f2c63c8dd97fa9e.pdf
Size

228KB
MD5

3adc42a942efd19a8f2c63c8dd97fa9e
SHA1

bd0b826edc6596e5f763c33ebb55f98538c4c7c6
SHA256

1fe50e59ebc62609343c0ca129429a00c95f53f9dfcacae8453b3fe6013ab2ac
SHA512

3e56a28163e76ac8071bb35987c12fba1aebc6ec82ce950379cc5db3c460e8a1c2be2676430db8b6b20545a5665e9bc10aa6b93ca8426ba161560804715a6035
SSDEEP

6144:t7EBhG0H83ARtuh79iRtKUOGb6XEdGRgUPPY4+6K0ylGT:e7rHS99U+Ed6P86Wlq

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
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4124	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe
4124	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4124 wrote to memory of 4020	4124	AcroRd32.exe	92
PID 4124 wrote to memory of 4020	4124	AcroRd32.exe	92
PID 4124 wrote to memory of 4020	4124	AcroRd32.exe	92
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 1268	4020	RdrCEF.exe	94
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	RdrCEF.exe	93
PID 4020 wrote to memory of 4284	4020	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\3adc42a942efd19a8f2c63c8dd97fa9e.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:4124
- 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:4020
- - 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=99B88BA6CB363A9FDA89D479F616586D --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=99B88BA6CB363A9FDA89D479F616586D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4284
- - 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=A6DC3EF57FE0E14F3DF304E19278A559 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1268
- - 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=41BC637DDF4665D5EE016DE9D55F4C9E --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4784
- - 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=8E18878B94C01C6BE9DE3DD464D50D25 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2396
- - 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=B06C74D242C6330BC4A646C54DB22296 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844
- - 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=2261809A243B6C7F5A3F3C457FA7586C --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=2261809A243B6C7F5A3F3C457FA7586C --renderer-client-id=7 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2340

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3916

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
04d454fa5d28a04415d2533224c7bec5

SHA1
abcc9f95d50b85f5acdb9df84160b8c3048b1251

SHA256
7924b9a55f45ab28b7599a9f489e092bb36bcdc788a894018ba3ea8af64de2a1

SHA512
0c425ba38e45e39baee7103ee3a1cb83dfc962ee13bc4192d96b21dfaaca94fc14adf39cd7f7baa9d2a04cb37f7d50ff6995ccd49c2042575c737018c5139d2a

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