d5e63bafeb07f0d67f53609a54f594c9c5cb7b8e94be198253751a2330d0a695

Analysis

max time kernel
142s
max time network
128s
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, 07:22

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General

Target

cd75cd1f005e61b16f1812152f7e7951.pdf
Size

35KB
MD5

cd75cd1f005e61b16f1812152f7e7951
SHA1

d0f1dff30eb7f1d58324c9c5697ba81bbd17665e
SHA256

d5e63bafeb07f0d67f53609a54f594c9c5cb7b8e94be198253751a2330d0a695
SHA512

835a5867ca2dda5b640b5ca0af50700737e18bd4097c7caa1dcce90187c0017101343f081538f8e67b34baf2fa2a6e19dec1a4c6db56ab6411a97ec31940f117
SSDEEP

768:Hv1LyrL67ieUEszuO9DBR8I58hw4TjcxVsL1weDmSBpjz+N+EsESR49X3+i63sWr:HtLyrLYieUEszuO9DBR8I5MVvg4dmSHb

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 3708	1492	AcroRd32.exe	96
PID 1492 wrote to memory of 3708	1492	AcroRd32.exe	96
PID 1492 wrote to memory of 3708	1492	AcroRd32.exe	96
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 4024	3708	RdrCEF.exe	97
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98
PID 3708 wrote to memory of 2932	3708	RdrCEF.exe	98

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\cd75cd1f005e61b16f1812152f7e7951.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:1492
- 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:3708
- - 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=07F9543CBA3F19D0456B89FBC832C280 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4024
- - 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=3691C12AE50DB3A5C1EC5253661F4A5C --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=3691C12AE50DB3A5C1EC5253661F4A5C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2932
- - 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=59F62276BADDD0E25257EA87DFC2B11F --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4808
- - 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=0A82407406616E97398DD1BF2AE6280E --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2248
- - 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=832FA75013D7D17BE1E38FB9482209B7 --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=832FA75013D7D17BE1E38FB9482209B7 --renderer-client-id=6 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3928
- - 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=3A7B27832114794124F2EBB7DC95247F --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1764

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
87299983cd22097a658b0a82a6201144

SHA1
cea916917c3c66b4cedd799d3e0acb5043c9d658

SHA256
ecc3dd16defe7f8fe6be221dbb158a5407cb5b1c3873bfad5b8ee8bb28ffe580

SHA512
aeccab88852d13a0e339bbdb81d534c51b0db64505ba14aedc7c050ac92e53496f2fe51a3d3ba45de2566b1a971a50bad0eb562d8d7429f0e149ac87ee189c65

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/1492-28-0x000000000A770000-0x000000000A791000-memory.dmp

Filesize
132KB

Download