3d8de668197e74d1b52306059ab1c430567f19033c55ee84aa160fdf9f617108

Analysis

max time kernel
152s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 12:56

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General

Target

ce1d9c20e04bdda2250e594df859c392.pdf
Size

35KB
MD5

ce1d9c20e04bdda2250e594df859c392
SHA1

45f9ee9a0f123ea6209f8732e27f1aa06c8b2bf5
SHA256

3d8de668197e74d1b52306059ab1c430567f19033c55ee84aa160fdf9f617108
SHA512

697e6c0d9a11324604df03effae90699258bbd0f109c53c3022c00efb856a317ca9c8b00d9b54f61cc77da48422ec3bf6571f3cc4e460e70a161fed6789f4d24
SSDEEP

768:yGw4UPPU/poCRYl5A+h168Nq61pLYkN/sgMYtDtYsJBpBhz/K5K13mkpctsQGfP4:yGw4UPM/pokYl5A+h1AqpLYkNPMYtD61

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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2980	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe
2980	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2392	2980	AcroRd32.exe	101
PID 2980 wrote to memory of 2392	2980	AcroRd32.exe	101
PID 2980 wrote to memory of 2392	2980	AcroRd32.exe	101
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 1216	2392	RdrCEF.exe	103
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104
PID 2392 wrote to memory of 2412	2392	RdrCEF.exe	104

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\ce1d9c20e04bdda2250e594df859c392.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:2980
- 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:2392
- - 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=E4FFEB3EC0190F077D98DB287931478A --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1216
- - 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=DA5C488389ED1BBD39831ED09D1F9A3C --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=DA5C488389ED1BBD39831ED09D1F9A3C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2412
- - 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=60BFCF5B493A00DA6CF8A11A7F61A67C --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=60BFCF5B493A00DA6CF8A11A7F61A67C --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1164
- - 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=0E281060176CDB3EEFD412551A5CCB2C --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2828
- - 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=42FCA2506EFF71EBD8104ADC01A168DF --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=7CF9E2622242082D8BD54B8B509952D8 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:748

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3844 --field-trial-handle=2256,i,6057863739127169200,6895476048812676039,262144 --variations-seed-version /prefetch:8
1⤵
PID:6016

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
73ac64d07064d6bbc46d496238a7f8e3

SHA1
a30a94c38568bcffeda80add848d384a8ecba9fa

SHA256
a1c18356e95462b910e0f1d4083e27382aceabec85a89636c83a67d70f3ada6a

SHA512
c9b6f0d0eee56f30ec48f580a8aa24dce26d1873d994d1b34fc2511b64c1285a6754377d2512c7c2aefd5a192685d7fd95d8d4fe6742c303a40b12948cc868e0

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