9ad8569f25db0a16b2e6a4dd506ef06a36e64b29aa91ef6f42d0392a37de4f6d

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 19:51

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General

Target

5174a89ef9a8b896fd0054a8dd17b8ba.pdf
Size

89KB
MD5

5174a89ef9a8b896fd0054a8dd17b8ba
SHA1

4deeb3e68dbd5e6e55c1fba7c321773ee1f1b537
SHA256

9ad8569f25db0a16b2e6a4dd506ef06a36e64b29aa91ef6f42d0392a37de4f6d
SHA512

9ae18d9d4355282fc6422d4f5a40bed546fabc12f980c9782794947dcb1f9b01a596dc24915c10f0632a7141fa951b270e70135f01dba7a807ef1cab39d1c4fc
SSDEEP

1536:CVat7rTI1YLpv7nU3fL1Nzv170beeMEN+WilmfU6PovNWUyhdK3ZOWOpOwrVHZkb:8aZVxG170beeeWiQAydOZjwrV5kb

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 4360	2408	AcroRd32.exe	91
PID 2408 wrote to memory of 4360	2408	AcroRd32.exe	91
PID 2408 wrote to memory of 4360	2408	AcroRd32.exe	91
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 2928	4360	RdrCEF.exe	92
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 4744	4360	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\5174a89ef9a8b896fd0054a8dd17b8ba.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:2408
- 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:4360
- - 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=E639B45309B238B39A03B4FE9EC01065 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2928
- - 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=A22D4F5261639592465DC382B24E12E8 --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=A22D4F5261639592465DC382B24E12E8 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4744
- - 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=4186953C6C8D981592E2511B959B093A --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2516
- - 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=185ABB5ECA2A6CAF4CEAF335849E5B5F --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1048
- - 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=4B9012DD9842E4F675D688DAE46DC939 --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=4B9012DD9842E4F675D688DAE46DC939 --renderer-client-id=6 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1968
- - 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=639F922D7E18CC90CDAB6E752460CE91 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120

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
f92920601bc7b1124348f325c8b85197

SHA1
b6cb7645f13f091e7e5159015f4d1a6bb7d4fa15

SHA256
95fc98b6db406bfb0c2cc269f2978dcaaf0f169619009042149f82e8d4271a29

SHA512
d902b88bc71737f4ed22df0441c3d76f04e9699d5276972c8468f615f6477cd4633a09e886cd589491e2a0818fc363d27ccdcf10932c9e90a58b93498baa9c24

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/2408-26-0x000000000BF00000-0x000000000BF50000-memory.dmp

Filesize
320KB

Download
memory/2408-28-0x000000000BF00000-0x000000000BF21000-memory.dmp

Filesize
132KB

Download