20bcc1634fb47afae49a1c3cad692d4d7fe9665f276849eb9dbc46645968e947

Analysis

max time kernel
149s
max time network
152s
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, 00:37

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General

Target

e059d47d43553950e2de237395dcf323.pdf
Size

36KB
MD5

e059d47d43553950e2de237395dcf323
SHA1

a21efd617ca96485cca9cd343442ed89248a5ae9
SHA256

20bcc1634fb47afae49a1c3cad692d4d7fe9665f276849eb9dbc46645968e947
SHA512

a77800c6805d4dab371a3a883629411565d4e149becc18407097fd8df6d73afed5d0fcb568b80484f88cc04e0f5141e9fa11c2fe1658501f0571e2f321d1fefa
SSDEEP

768:+cV7x6/cdS3rj+cqQAX9snEnITEPNGM8rY11706bL6aL:+c15do2dI4lGvY117Xb7L

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2124	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe
2124	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 5100	2124	AcroRd32.exe	95
PID 2124 wrote to memory of 5100	2124	AcroRd32.exe	95
PID 2124 wrote to memory of 5100	2124	AcroRd32.exe	95
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 748	5100	RdrCEF.exe	98
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99
PID 5100 wrote to memory of 3492	5100	RdrCEF.exe	99

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\e059d47d43553950e2de237395dcf323.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5100
- - 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=91DCB069EC5001713ADDB9EE09D617AD --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:748
- - 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=70B92EF0E1BC936121ADBC4BF1FF9CC4 --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=70B92EF0E1BC936121ADBC4BF1FF9CC4 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3492
- - 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=AA916F1510CFAE10ADF08F913D5507FB --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4112
- - 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=CFA06CFA5C74B37E1B700952C7398C8E --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=CFA06CFA5C74B37E1B700952C7398C8E --renderer-client-id=5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1268
- - 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=310528B1CCA7759EF723E604CAF09A3D --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3008
- - 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=DFAA94E44AED6DF4F332D3C88FE93846 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3772

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
a2a649533c1f733d500415b698d78ff2

SHA1
3f6f031400a63cdd9e84aef9f49a0643d8de3b32

SHA256
bc6c98e623f26ba82136bdfd2d140f0b6b23749fb174354d44e2294408588e9d

SHA512
a8f81d18be37697eb6ec9789c07dbc9cd456ff51f6ab63510e7926c44b20a35f9cddf318936023c98793a7397064fa53deecd35fc96c9fc70c68723801a6b957

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