9de13e33afef015bda14790cf63c8eed457b39ecffd33b7235d59fee107197ff

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 23:57

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General

Target

97f2ca6c23add6755485e801d5fa4dad.pdf
Size

71KB
MD5

97f2ca6c23add6755485e801d5fa4dad
SHA1

d9089d00286be814635c3ed200bb919772087248
SHA256

9de13e33afef015bda14790cf63c8eed457b39ecffd33b7235d59fee107197ff
SHA512

efdcb87f789c3f1072fb0ccdf523cb73a47e96462edee74da2125ce06a1e3559a9aa4cca7ab58e3562162db1c2a859d719d6b713dbd561440e870f8c4cd51b00
SSDEEP

1536:vPta9RS4UXIUuJs4utnIGh8fhL58C8bvgVmBQfasB:tQRmXIZJotnJiplFKAm+f9

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1252	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 2288	1252	AcroRd32.exe	87
PID 1252 wrote to memory of 2288	1252	AcroRd32.exe	87
PID 1252 wrote to memory of 2288	1252	AcroRd32.exe	87
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 3492	2288	RdrCEF.exe	88
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89
PID 2288 wrote to memory of 976	2288	RdrCEF.exe	89

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\97f2ca6c23add6755485e801d5fa4dad.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:1252
- 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:2288
- - 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=BB929785220B3E85952F46E5BD41EBFA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3492
- - 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=1CF081D40162E4B26B5593B06524D9FB --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=1CF081D40162E4B26B5593B06524D9FB --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:976
- - 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=BF0E70E362735CF0FB0A37D0866B120B --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3596
- - 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=DC64C9503E164CCB9B508819679DB937 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4556
- - 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=1929D2999432AB933C776A41A9CA96A6 --mojo-platform-channel-handle=2224 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=446902494A7E305E330F2BB75CA2C3E2 --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=446902494A7E305E330F2BB75CA2C3E2 --renderer-client-id=7 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:632

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4132

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
e557ddea3d3ba1f8d5a37dd5113407fd

SHA1
34697cf16bdb3274b05d5a5dbc90d94cfde5694b

SHA256
c8503e0efcc32af82eb63f575be93d921629c7f154ed006d31c45dbc80f36f35

SHA512
0f0bedcfc3913a4d9f05389ea55be6d4415d5ab1e5efb8b7bd6992d2c063643ab04b6d8b5c37055dccebf5e665bf668eda3d030f9fdafe7e625bd394d44553d3

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