d83449aad9181221199581834189836d27887871a34580410f899bb8436ef57b

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2024 06:46

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General

Target

484c879f3f8ae120d35dd37eaf3c3051.pdf
Size

80KB
MD5

484c879f3f8ae120d35dd37eaf3c3051
SHA1

c045303de344007147e10299cbdd44983f3eeab8
SHA256

d83449aad9181221199581834189836d27887871a34580410f899bb8436ef57b
SHA512

f097914fd0f6c581a75fda8b5aa5b83f88ef98ecebc026a5ffea9e7ad5dac4e23332394e2beaae5d5657955528ec8618e71ec26a49431c1917cd4b31a5a598fe
SSDEEP

1536:SZNaBDiM+nRvWWLd4DhNeDOmpPgecCdlKlcwJ2ZWbHR4ndnx/9WUpO7lF2:uAuBRB5im6CvwgERCdnx/g7O

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3476	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe
3476	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3476 wrote to memory of 228	3476	AcroRd32.exe	92
PID 3476 wrote to memory of 228	3476	AcroRd32.exe	92
PID 3476 wrote to memory of 228	3476	AcroRd32.exe	92
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 5068	228	RdrCEF.exe	94
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	RdrCEF.exe	93
PID 228 wrote to memory of 3876	228	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\484c879f3f8ae120d35dd37eaf3c3051.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:3476
- 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:228
- - 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=AE25529C0ADF888CD0BB47E57EE10864 --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=AE25529C0ADF888CD0BB47E57EE10864 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3876
- - 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=A19CDC67FCE4DFCA8977BE5A1B231D70 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5068
- - 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=441BCA9D35FF2F7716CC37A832C57A93 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4924
- - 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=D9DB59D053A8746FC81EF832F7D68FAF --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4208
- - 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=30D052BADD0B803DDE3ADC7D74E3F1D9 --mojo-platform-channel-handle=2348 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=ADA743AA0A3F9E42CCF148A39646A748 --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=ADA743AA0A3F9E42CCF148A39646A748 --renderer-client-id=7 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:764

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4528

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
8cbc4d16a431f8e5bbb6a6c8dbfb3b74

SHA1
3c4e96aa44e76c759af2121b2ab160835183c757

SHA256
3b699527802ca7363a0aed1e86817ff005da6463e226fdd7a05ed28f484a810c

SHA512
de4f41b8b086c2bba0bb3df6b69a9cecc24bac53fc6ddd0424368798ee23dc2c4cd60b1199e4680582d40f0d40ac09b540ed25890defbb28ee191d02fab69fc1

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/3476-26-0x000000000B690000-0x000000000B6E0000-memory.dmp

Filesize
320KB

Download