7b8b678d2ea0e821c7a9a6ad30075fb30b3d10ae49d3284639812f8103b841a7

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 02:06

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General

Target

7e9901beac12a9952d30e08a5d2dc73e.pdf
Size

94KB
MD5

7e9901beac12a9952d30e08a5d2dc73e
SHA1

481aa2e292fe66a2a99f73005d2a2ef747550755
SHA256

7b8b678d2ea0e821c7a9a6ad30075fb30b3d10ae49d3284639812f8103b841a7
SHA512

71ef4550c81aeda6f5546fd9b9ab14a63d76e19e1c89bc893a20f339b451f8d779199200b46986900c9e9430a2ec7bfe98f8facda65b082a7e5947632c638a4c
SSDEEP

1536:fx7UgMkvxGUGduEOrSQ9+b9xr3TZ/NXQ58uoWuWHpOv/UMT26WF0FnS5c4hkuD:dwduESSQcb9dbQ5yvnCf0FS5Pv

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe
3148	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 2896	3148	AcroRd32.exe	87
PID 3148 wrote to memory of 2896	3148	AcroRd32.exe	87
PID 3148 wrote to memory of 2896	3148	AcroRd32.exe	87
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 2180	2896	RdrCEF.exe	90
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	RdrCEF.exe	89
PID 2896 wrote to memory of 4844	2896	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\7e9901beac12a9952d30e08a5d2dc73e.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:3148
- 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:2896
- - 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=073BED181CF1D52DFF3DFBFB89D7E3A5 --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=073BED181CF1D52DFF3DFBFB89D7E3A5 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4844
- - 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=7EFF130A89E07240E63F8E799B86D08C --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2180
- - 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=5FAE8020503602AE51C336F9310FA297 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3376
- - 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=34463B579664AC8EF3653BA3BFB5AF2D --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4836
- - 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=F9143ED879A9C708F99791EB606A29C7 --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=F9143ED879A9C708F99791EB606A29C7 --renderer-client-id=6 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2692
- - 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=C56B58A048DC604CDB1A4CB17CA3C929 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2644

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5116

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
fcfeb9eace358f953ab4e79bd00474f8

SHA1
c9d9bffbc1d28aea9e8f456bbcf5c6c59989f974

SHA256
f7935d7d16724ceb87b1c5a7c74048f9cc7a9161c1019bb2bf181854b381b95a

SHA512
1cab53733b5ecdf655fb00ed905762542e370307e0b5e6e09756eb45c482b91563c5ebee339fb24d7900412244d9c0a00b9273cd7f3ecb629fcabca05aac461e

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/3148-28-0x000000000BCA0000-0x000000000BCC1000-memory.dmp

Filesize
132KB

Download