ace31b607e6e7b96b79f88ae6ca5095aa881f0c8c67707612032e3f133fb689f

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 04:21

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General

Target

d52e709d177bcff858d5637577f539d0.pdf
Size

87KB
MD5

d52e709d177bcff858d5637577f539d0
SHA1

0d52534679b94a89cfd9ff7001d118cebde857a7
SHA256

ace31b607e6e7b96b79f88ae6ca5095aa881f0c8c67707612032e3f133fb689f
SHA512

052aeb2cf997606cfbd63f817b5820415c7481c295251762355b13c400e5d4a64ea7c5ede3d09947dae247d0a5804885c61736b6eeba1e79f4037399c8a9ba95
SSDEEP

1536:/BR244Wq/1LEpNNxX/Px6NCeBkw0ZM3zAnt17Kxp0tZ3kWML/d3vFMWc3rtVsWJ5:tXqdwTTp6NCeKZM3zPI0WML/pFErcWJ5

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
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 408	1752	AcroRd32.exe	93
PID 1752 wrote to memory of 408	1752	AcroRd32.exe	93
PID 1752 wrote to memory of 408	1752	AcroRd32.exe	93
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 3484	408	RdrCEF.exe	94
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95
PID 408 wrote to memory of 1816	408	RdrCEF.exe	95

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\d52e709d177bcff858d5637577f539d0.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:1752
- 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:408
- - 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=394E6F37D904799C20E305D5A4F42983 --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=394E6F37D904799C20E305D5A4F42983 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3484
- - 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=3E4208D9B5B771E1D054CB0B616FB6C6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1816
- - 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=D662E34E284ACB707E2814325A75F7B3 --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=D662E34E284ACB707E2814325A75F7B3 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4032
- - 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=02B6901D8C152E02683CBCB52BE9780B --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1388
- - 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=99206CA4C5602977C2C52839281EDC74 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5104
- - 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=1207568EEB3882AC9B79783501C4EDA2 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1856

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
aba65e0b948d02bab5964ff1088e66e9

SHA1
5e8d11d8e0d021a0501363a6a76a7dcbb098f273

SHA256
4b904de136ac5ec8acff5322cc85812236911d0504ff676369febf032745f9ae

SHA512
7ae49a2b0b07b754c60116e9912e6465514e79f84130718646e180b2d3ee576f14fc26ab412d539e3fd667fabe9f85b0a0168a08b0e04c0222b3ed0d06bbe6bb

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