ac0883d0c5525487c36e840f91fcfc950356a07284505d3632e30fef5a5a004d

Analysis

max time kernel
144s
max time network
156s
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, 13:42

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General

Target

1a5c5bebadd4939f1148c8375cfa7308.pdf
Size

95KB
MD5

1a5c5bebadd4939f1148c8375cfa7308
SHA1

2ec27ab3b30e5dc13de03b69ea618fd3951d5cf6
SHA256

ac0883d0c5525487c36e840f91fcfc950356a07284505d3632e30fef5a5a004d
SHA512

d1776d9326a55f4c76698cc9c2e55a166842ded9f01fbce07daeeaea0f2dc8a10fa499a8a369c9f1ab4620e0bd06692111167f5d6a5c964781a517c91b824a41
SSDEEP

1536:2H7ygzC8WWpIDwAkDL088lkrWkArS+gwhfdBPG6pDqn2EG7WVviw4rAZBaV9+WOB:6nAk08mkrWkn+1zP1YG/EZBETwr3

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3880	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe
3880	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3880 wrote to memory of 1036	3880	AcroRd32.exe	91
PID 3880 wrote to memory of 1036	3880	AcroRd32.exe	91
PID 3880 wrote to memory of 1036	3880	AcroRd32.exe	91
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 4368	1036	RdrCEF.exe	94
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95
PID 1036 wrote to memory of 3732	1036	RdrCEF.exe	95

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\1a5c5bebadd4939f1148c8375cfa7308.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:3880
- 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:1036
- - 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=F348FFAA2A5EA987EF69B11054BC1E9C --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4368
- - 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=E17BC61815F158ED27866DF911838ADC --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=E17BC61815F158ED27866DF911838ADC --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=B3DC3591C4C421E88F6E1AE97CE2DD5B --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3104
- - 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=60F9EB290869008C6F96E288E1B43417 --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=60F9EB290869008C6F96E288E1B43417 --renderer-client-id=5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1636
- - 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=C1DADFF5AD899F8474732F5677F61C58 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:556
- - 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=17B208AE43CA0995516B37F0DB227D74 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2192

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2028

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
735aac0746edb2a9decd8f321b0c905f

SHA1
5204bb6e1053f4324d5f2e3149f0e90edaf58cd9

SHA256
deb26200daf00b7d7c9009f17db42c241e69c9e305cfc6396ef1fa4a3f2b6008

SHA512
841cdfde91541feac296b83c0dee2af9879fa0bf1916c0fff8234b57c99f7b66ba374f48c081adc6460ff1f4b2edce46174d7f954ba05c35441921b278a7c77a

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