7b266732e1c9570060f5a3c36479a67e11334f48b5495c2b87d34d5393bcc2b3

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
15/01/2024, 05:58

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General

Target

5c4fe929a324d68f35a4c3690cbb3ae2.pdf
Size

92KB
MD5

5c4fe929a324d68f35a4c3690cbb3ae2
SHA1

36e9d94e155bd74e69512181ebebb3ebf80dae8c
SHA256

7b266732e1c9570060f5a3c36479a67e11334f48b5495c2b87d34d5393bcc2b3
SHA512

d533643ed8ea0c4dd69e4f48763204129081030de17f619901af66eaf4df5fe612a1f4ad605d3ac55330e504a4ddd36fde3f60852e28f34caf40afc13daba606
SSDEEP

1536:wmGPZamBPO1z/lr9tEJBaw1vcvEdHFdIym0Jq3c6VlPTkWra9QgWYTdycKPUWOpK:DMZ49/lfS8w1vcvqHFdIyFJec2PTa9Qz

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1252	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 840	1252	AcroRd32.exe	95
PID 1252 wrote to memory of 840	1252	AcroRd32.exe	95
PID 1252 wrote to memory of 840	1252	AcroRd32.exe	95
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 3128	840	RdrCEF.exe	96
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97
PID 840 wrote to memory of 1204	840	RdrCEF.exe	97

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\5c4fe929a324d68f35a4c3690cbb3ae2.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:1252
- 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:840
- - 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=6D4818B9DA99AA56D49C694A3B6A5439 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3128
- - 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=BD36C53C9093D57F092454F5D5A2B3C3 --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=BD36C53C9093D57F092454F5D5A2B3C3 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1204
- - 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=C17614F65AF2BFACAD1A9D75F7205A39 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4936
- - 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=7E39DC0E490638D52293526C63C6AF0B --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=7E39DC0E490638D52293526C63C6AF0B --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4100
- - 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=486C658391D152BFCB8095391EF9D307 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968
- - 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=D14C6A4EB173ACD0AA1FFDC0A0B122FC --mojo-platform-channel-handle=2612 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2064

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4908

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
398a4eb2479e295bce68e5b7ae4ff0cb

SHA1
2705fe4d332de576757f528e339a0a8b489ff5b8

SHA256
1f4d6b313dff815af9dba5c93620070de0b75222475e015f17dfddfe59931357

SHA512
d19b4003b85b1b41dcae4833019e8a8ad27c1041ede41b1ba8024a20a1fa93b7fb66ae11869ca37bd1c1ed559ac8b4272d9b0ed526813ebcb9ee33620726044c

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
memory/1252-26-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-126-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-133-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-140-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-148-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-156-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-212-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download
memory/1252-220-0x000000000ADC0000-0x000000000AE10000-memory.dmp

Filesize
320KB

Download