424bbc20ccb184186c0105c4f609a9e2199b18c2c65a2c04eb9f73c024611273

Analysis

max time kernel
147s
max time network
159s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
10/03/2024, 08:40

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General

Target

_OceanofPDF.com_The_General_-_Robert_Muchamore.pdf
Size

2.3MB
MD5

e9dc1375e0a5ae164cfc599591a9bc83
SHA1

0b7d69cddc4c39361918c590846b8c68d1522787
SHA256

424bbc20ccb184186c0105c4f609a9e2199b18c2c65a2c04eb9f73c024611273
SHA512

79ca1661c932cdb1b0f901aaa8df4e87d5eee6cd415a9889a2f064fe573358ce9abaae8080da798dc52de1c676f8ea7ec8f5e437ef720675e01ded7a6a64a360
SSDEEP

49152:vby1C14kau0H0m0/4AjU67cO4TDGmnHfOY95hajDvyqZP+W:vby1t5ukWjV7N4TfH2Y3YPt+W

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-1-5-21-627134735-902745853-4257352768-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000_Classes\Local Settings\MuiCache	MiniSearchHost.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2236	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
2236	AcroRd32.exe
1428	MiniSearchHost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 4780	2236	AcroRd32.exe	81
PID 2236 wrote to memory of 4780	2236	AcroRd32.exe	81
PID 2236 wrote to memory of 4780	2236	AcroRd32.exe	81
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 2028	4780	RdrCEF.exe	82
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83
PID 4780 wrote to memory of 1132	4780	RdrCEF.exe	83

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\_OceanofPDF.com_The_General_-_Robert_Muchamore.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:2236
- 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:4780
- - 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=9CD64242D92255B88AB3B6147D1C9F20 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2028
- - 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=B591E9470652FEC94F6CD301AD232001 --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=B591E9470652FEC94F6CD301AD232001 --renderer-client-id=2 --mojo-platform-channel-handle=1780 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1132
- - 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=1503BE7C25542AC74CDCA8109AB97B0C --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2664
- - 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=34CBDBE609427C53F9B68F1737C1C6E3 --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=34CBDBE609427C53F9B68F1737C1C6E3 --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1512
- - 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=988BAEB0FE4FA0CCAD14F08CC17371B0 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2016
- - 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=287D1FFEF7E8F4100BF575CAD9FBFFDF --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3000

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1428

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
15ae832c4b093fd6105ee0d9a4e0d129

SHA1
9c96a74750aecd07726583ce601b34ab3a4a21a1

SHA256
6554fbec95e806d31dbff3333e3ac96a99339c93d733a9f8df0dfa1f17ad930c

SHA512
27dbd70ec268cf7b4ba9297203fc0c5a1f96cd6702671735f3ae8ae2a3c53f1d0ae2fc1ce1ae6bb7d7a05e94c774611d108dac53050b9ca35053a3045fbbfa34

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
memory/2236-136-0x000000000C020000-0x000000000C16D000-memory.dmp

Filesize
1.3MB

Download