86df238ccdbd08b4d2fa4bcd6f84caa8bfa88422e21baeb1b5ebadc24d248365

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2024, 21:51

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General

Target

28d507884cd7f72b2398308a6223a2b0N.pdf
Size

252KB
MD5

28d507884cd7f72b2398308a6223a2b0
SHA1

c5d83011551220e364e0189ae52b91d3932e6ab0
SHA256

86df238ccdbd08b4d2fa4bcd6f84caa8bfa88422e21baeb1b5ebadc24d248365
SHA512

2b20f24e457f2eb63a847e5ab452cde24cd3dc66b0f1371b806f7556661d787c00b96259d6c2dc3a671a24083856b4069bebc8cd9392b285291b1912543bb286
SSDEEP

6144:Eq41WNbkqegW6fLxVsFFFFFFFp3PNtaiEUT0JYhghbLHjfzG0W:Eapj1r8FFFFFFFp3PLaiEUgOhSvfzBW

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-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe
2692	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 4536	2692	AcroRd32.exe	87
PID 2692 wrote to memory of 4536	2692	AcroRd32.exe	87
PID 2692 wrote to memory of 4536	2692	AcroRd32.exe	87
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1736	4536	RdrCEF.exe	88
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	RdrCEF.exe	89
PID 4536 wrote to memory of 1252	4536	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\28d507884cd7f72b2398308a6223a2b0N.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4536
- - 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=E623D7C9858F267F90D4D6458A1C72C6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1736
- - 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=46D1BD7C8FB7271996096553606F5BB2 --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=46D1BD7C8FB7271996096553606F5BB2 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=4CA0BBA3142D4899424600A454151DBC --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:724
- - 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=8B0601EB0B2BF2EB61AF0D1D214433AD --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=183DCCB061A8B192BDB0ECB5D7FBE21B --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=183DCCB061A8B192BDB0ECB5D7FBE21B --renderer-client-id=6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=C682C73B28E7C6AA0490B082A9233E5D --mojo-platform-channel-handle=2820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2292

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
30e3d37d9c118f8b18f8eec8dbdbb1d4

SHA1
355353b02f834f72caae98caa47e1a676ff3be18

SHA256
970759d758b3483acd999c6d4e5645432cf851b2e6326770173bad5568044026

SHA512
46a7775bc5dedf807669ba9f370fa9c2b587a0d8c5efdddb04056b14682abae602f3827681b5a197acd8457aa783c27de7b241066788f96c517a7a13be8d65e7

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