d78478ab88e9c82c9b487317a586e12262078a0e24df544b70449484d8f4d4f3

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-02-2024 09:38

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General

Target

d78478ab88e9c82c9b487317a586e12262078a0e24df544b70449484d8f4d4f3.pdf
Size

351KB
MD5

b97f91ee0b6d0cbb222c4ff537790dff
SHA1

76a1eb559f81b8015d914ab6d45e51a131e38092
SHA256

d78478ab88e9c82c9b487317a586e12262078a0e24df544b70449484d8f4d4f3
SHA512

09d7085135fee95c8ac1d6dbe11d7a851b5d53acb8fea2ba93de4ff7da30a73ea7c12139668646ffc910147dbbe481b516458bda9f000b1d3f20a103b1547595
SSDEEP

6144:GfTvMVg+trIey2yYuvHCPLpcMdUASu7g/uo2UtqLBJobRwaKXH8:GbWtBy2yYUizpcyUAS+8uvMW8RwaKXc

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3396	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 3816	3396	AcroRd32.exe	84
PID 3396 wrote to memory of 3816	3396	AcroRd32.exe	84
PID 3396 wrote to memory of 3816	3396	AcroRd32.exe	84
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4600	3816	RdrCEF.exe	85
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86
PID 3816 wrote to memory of 4480	3816	RdrCEF.exe	86

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\d78478ab88e9c82c9b487317a586e12262078a0e24df544b70449484d8f4d4f3.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:3396
- 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:3816
- - 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=3A744B97E3D4327220F700553C7247CB --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4600
- - 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=F809AC2A2048F5D4C515B2D363A86AF2 --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=F809AC2A2048F5D4C515B2D363A86AF2 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4480
- - 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=5BA4572510F3B55709512DBF5C24CEFC --mojo-platform-channel-handle=2308 --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=8C482FB4E7E98C4C83258BDC632D67FB --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=8C482FB4E7E98C4C83258BDC632D67FB --renderer-client-id=5 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1788
- - 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=51796E2CCE76D44D2E753BD7901C87C2 --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1568
- - 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=E8DD6B86B8636ED31EF194674E2756ED --mojo-platform-channel-handle=2716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2800

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1136

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
14337761bd1bc63cba0bafc7baa4be23

SHA1
a4958ad54d9541aa47a08cca52164a15aa49ef65

SHA256
a34b0f741f4d4af44afa2bca46cf55d28473508647178962155e253873ec971c

SHA512
6e8e82fc8c2ee26f8da51fc12f3d3f4b32f9de5a3924e5497c51ee4f051055823a787bfb183ae1d78c08d361e40a93e626ca8c403043fc4e2e12a21c5b335f6c

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/3396-26-0x000000000A000000-0x000000000A021000-memory.dmp

Filesize
132KB

Download