e9a628b8b1e8948bcdef8e3e6d7e03371539816a7f79229ec7f63e203bb0fd4e

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2024 02:42

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General

Target

98469eb36de784c9db7481d13b59dbd3.pdf
Size

58KB
MD5

98469eb36de784c9db7481d13b59dbd3
SHA1

a7b3991b05d711c9160ed5c32a9a89e34d05ff0b
SHA256

e9a628b8b1e8948bcdef8e3e6d7e03371539816a7f79229ec7f63e203bb0fd4e
SHA512

04137ada0a09d19bc0af54b43afa82574ece6c385eef2a73c869156391365ee79b0747d27d66b5fa52dc33dda0b5e4c2b807ad8473b4aa4d6bc2bbcecf7f7eae
SSDEEP

1536:mKnPDj81MAa350i9jfOg/lRHIaFc9AhJAcMJB91p0sg7aYadYxNxaarJ9xa5gejp:mL

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1112	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe
1112	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 996	1112	AcroRd32.exe	86
PID 1112 wrote to memory of 996	1112	AcroRd32.exe	86
PID 1112 wrote to memory of 996	1112	AcroRd32.exe	86
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 5072	996	RdrCEF.exe	87
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88
PID 996 wrote to memory of 4612	996	RdrCEF.exe	88

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\98469eb36de784c9db7481d13b59dbd3.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:1112
- 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:996
- - 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=B33347CDBDAB0762BF02CF5D6B9892C1 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - 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=5691BB770479A915BC39AEAF58A5E009 --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=5691BB770479A915BC39AEAF58A5E009 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4612
- - 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=E4FAC1F51EB6CAF24770FA2CA6C28B61 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4636
- - 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=5633DEBA757BD733B1F21FAA50D42989 --mojo-platform-channel-handle=1840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1020
- - 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=578A22806160D884BEF4955291204E39 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2568
- - 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=E018BF7FE25B306B609B0D9E0AA2DD86 --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=E018BF7FE25B306B609B0D9E0AA2DD86 --renderer-client-id=8 --mojo-platform-channel-handle=2508 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3160

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3572

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
79eba51ef26d1466be5ac8e88ddbd5a6

SHA1
16761e4f04ceaadeb848c9f0b7ee63ed28e4e0e0

SHA256
fad45dbb752dd3787b55ea9bd73f9a89fc09f53cdf1f56de8ef61bf48755350d

SHA512
b0ffbb119e4fd0bf0a207affe37a2a3e3a2a351f28934d5b0ca68b5081ef2929f80b0b0551c0f0146beaab9cf081607d656d22f4fe67c33de810a80f9dbc13f6

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