aa26522bf131dbeae32e38fcf88813b13129ac4f615345e2681622eadca17b93

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 16:38

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General

Target

e2201d2fb47b1ee15a2659f3f52111f1.pdf
Size

88KB
MD5

e2201d2fb47b1ee15a2659f3f52111f1
SHA1

ecb2b3786ff54c725bc64e6aadc766971e64bd38
SHA256

aa26522bf131dbeae32e38fcf88813b13129ac4f615345e2681622eadca17b93
SHA512

92ccad45273c48b6ac936986b64f69776fa73cd9a287dca93bee1ac3b44b1c381ba953c85cdced9683088f444400fb2e226a5627ff1c63b543b3b4951a18ca55
SSDEEP

1536:cKSt8bdr6s6zHgzRct8IABNiyTxL6XzI3NtI9gmYA0DMgzilxXWHpOvTWfZlc0Tx:2t8X6UR3PBNiyNOzI33A0DpilxFvEZlL

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 1612	3076	AcroRd32.exe	90
PID 3076 wrote to memory of 1612	3076	AcroRd32.exe	90
PID 3076 wrote to memory of 1612	3076	AcroRd32.exe	90
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 3088	1612	RdrCEF.exe	93
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94
PID 1612 wrote to memory of 4040	1612	RdrCEF.exe	94

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\e2201d2fb47b1ee15a2659f3f52111f1.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:3076
- 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:1612
- - 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=143170F794CE8C89C2FB7ADCBB71820A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088
- - 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=494339E7747AFCA28D3B1703CF126B95 --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=494339E7747AFCA28D3B1703CF126B95 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4040
- - 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=321C5AF57CFAFBAA2E6A9FA73FCFD853 --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=321C5AF57CFAFBAA2E6A9FA73FCFD853 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3904
- - 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=DC41D036091C8710310C843F5D35DD60 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1384
- - 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=C6AF40371A74547C9587C6EB3E86CB7A --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8
- - 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=B45AD199FE34FC66E6E0652BF1914BE0 --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1608

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:692

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
dec90bd76169d361ec5595248e10a707

SHA1
7e820e912672b0c8c29a8f34ff1b244b291c8948

SHA256
5e70f5f7f2b21f6a3b3c46e197c3b4885fe160d87abd2593633f822ea782af57

SHA512
f724e156e292aec9ba054492526122bee6bee0452f041b7fc552bdb4b0a8e36a29464751f44a2e1d4a25a8e51da600fd2fda11e8e515e7fb711b62b98203ee95

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