dd52c5b544f4ba8e3ba6a2f9267d9fd0cdbf48f5ad1f17eed63089f156bdf35b

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 10:49

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General

Target

0cc0ce2ab532ab0803642ec8dbac978c.pdf
Size

71KB
MD5

0cc0ce2ab532ab0803642ec8dbac978c
SHA1

672939d037602b4d782492fd8cb8ae49d79575b1
SHA256

dd52c5b544f4ba8e3ba6a2f9267d9fd0cdbf48f5ad1f17eed63089f156bdf35b
SHA512

a1a7a6958663ba57beed60f969f17183f0ca4c0318519a215d23de3381e9b01f2217aef295626bb565a13e1f308d582a931d2749deac8801bc8f567ebb5e4606
SSDEEP

1536:bxk/ikZnv4dtV6lmwDfb4N6WThl0dtQWspO2j6S:lk/r4T8lm00NxvQt72z

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
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe
456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 456 wrote to memory of 1580	456	AcroRd32.exe	94
PID 456 wrote to memory of 1580	456	AcroRd32.exe	94
PID 456 wrote to memory of 1580	456	AcroRd32.exe	94
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 1280	1580	RdrCEF.exe	95
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96
PID 1580 wrote to memory of 884	1580	RdrCEF.exe	96

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\0cc0ce2ab532ab0803642ec8dbac978c.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:456
- 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:1580
- - 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=C08A82A4C05D4134DA27FF287269C4C0 --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=C08A82A4C05D4134DA27FF287269C4C0 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1280
- - 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=796131DE5EF646A2239676A5708278DB --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:884
- - 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=48D2FB69863499C96F3B86C551036587 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3528
- - 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=314DE4F4B46223202F6949D657AB683D --mojo-platform-channel-handle=2052 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4116
- - 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=CA2B1358782974FFB19D0A231F4D1D74 --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=CA2B1358782974FFB19D0A231F4D1D74 --renderer-client-id=6 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3744
- - 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=E0C7256042071FD189A01BA2BBE5231A --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4944

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1616

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
ddcd8d641d6ed9d5ee89f3fda0ac33e2

SHA1
22891315edd4a35ac471dc7ad60596fad7b57e51

SHA256
03de910a652acb599e57236cb4fddf2ab947da94907933faba3bbbdbcbf326ea

SHA512
826c1fa6d77b1175a82a78e3a216163c6ab774a78396edb771acbdc940b955cd780106d5d8e49fa526f110752026f33b13454249481fc9817f00957f08ba3a77

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/456-26-0x000000000AD50000-0x000000000ADA0000-memory.dmp

Filesize
320KB

Download