01aa8d1aa62d2a3961a1ee2ec2e78723cf3fa8dc175f66ec3f9b710e3346108f

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 10:45

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General

Target

5b0857e0ed115b76abd7f8cd3ada40c6.pdf
Size

83KB
MD5

5b0857e0ed115b76abd7f8cd3ada40c6
SHA1

24284adee85a84ad35949aad566d24fa98486aa8
SHA256

01aa8d1aa62d2a3961a1ee2ec2e78723cf3fa8dc175f66ec3f9b710e3346108f
SHA512

bbb263a597206355a966b0d238e1ba8ec51b9afe74ffad46dbfe5c3ad03bdff8b05ae16b4479a3594871db40351b0d3bebe765eff84ea9745431e286a8756f1d
SSDEEP

1536:9Vbd6I3i0nuGuhabYWlrlhIacwBBUQ8MOxf61L2qWGpOKCW88O37CB/gMpr1xr:HpuG2ahl3G098hksKa8Oc/R17

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2876	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 3384	2876	AcroRd32.exe	94
PID 2876 wrote to memory of 3384	2876	AcroRd32.exe	94
PID 2876 wrote to memory of 3384	2876	AcroRd32.exe	94
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4440	3384	RdrCEF.exe	95
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96
PID 3384 wrote to memory of 4804	3384	RdrCEF.exe	96

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\5b0857e0ed115b76abd7f8cd3ada40c6.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:2876
- 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:3384
- - 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=964E72C2AF1547EA865EEE4879932DE0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4440
- - 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=7EBD99C859206E4C040D39CB5CA35006 --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=7EBD99C859206E4C040D39CB5CA35006 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4804
- - 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=DFFDB4D631A4594A91250AA5F734CAA6 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2124
- - 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=5791D99D93CCF954FE2238514769D363 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3600
- - 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=981EABC1225BCE1A071E9B164B4C7082 --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=981EABC1225BCE1A071E9B164B4C7082 --renderer-client-id=6 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:540
- - 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=FF4108DB4BD96CA200EED54FD6A08AD9 --mojo-platform-channel-handle=2864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2896

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1620

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
58b0b493a219a7157c945cbf2e1182ec

SHA1
6f1ddc54ed28b6b7c83b21d99a7f1c903dea6350

SHA256
93963fee88992172ed9a525b4a50558b1a61b176d375c9847317aade23c1d3ee

SHA512
e4d71e5ff260dd6a4fea369e1a5b80b51612b5a7e840d4329db4ff517bc063f77a01b0db211d1384f123931cb09f422967e63fedc5d48f06cd5ddb652cb1f012

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