8dd1463776f7cec7a1173ae86d97fc52ed1f6835bc607b8fbc0895b9234691d3

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12-03-2024 12:09

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General

Target

c35532ae6e939b7abc8d584e8bd7b3c9.pdf
Size

83KB
MD5

c35532ae6e939b7abc8d584e8bd7b3c9
SHA1

7365c8a525326eca24a19f0508eded93d77ae07f
SHA256

8dd1463776f7cec7a1173ae86d97fc52ed1f6835bc607b8fbc0895b9234691d3
SHA512

1a08336161c0a87839a8c74cc95395cb5ff7a64721db80dae9d571ef1ee680d6d3408ea5f971b21614360463ae79d3a074c9966975c54a215233b259a968ac2c
SSDEEP

1536:IiBAb5GP3T4b7hxDzlEfbJpPTUTf83bMeuyozUbSoJDOSzAKWOpOwrKWEcxsWJTa:M5GfTazSlpPTUr83bMeuyoQbSoJc/wry

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
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2308	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe
2308	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2196	2308	AcroRd32.exe	90
PID 2308 wrote to memory of 2196	2308	AcroRd32.exe	90
PID 2308 wrote to memory of 2196	2308	AcroRd32.exe	90
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4240	2196	RdrCEF.exe	93
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	RdrCEF.exe	94
PID 2196 wrote to memory of 4968	2196	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\c35532ae6e939b7abc8d584e8bd7b3c9.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:2308
- 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:2196
- - 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=0B1CC564E4F45064B7F0D25A74A9E4F4 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4240
- - 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=A99E08159CEB1BA7078AF97BA91BBBA0 --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=A99E08159CEB1BA7078AF97BA91BBBA0 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4968
- - 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=14F167AF56CA4919CE5D04B9406BE7D1 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:964
- - 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=82D7FA33E840429BB71367E692B84C3D --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=82D7FA33E840429BB71367E692B84C3D --renderer-client-id=5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2624
- - 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=BE9EEA7DCF0199972CC31D2D2304AD34 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4540
- - 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=545221FE531ADF068F5215445407B4CE --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:948

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:64

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
87c90087dc3375eccf1dff0bfcf66769

SHA1
5ed519e312de90f54d2afb88f6d49049f8ff5d73

SHA256
c07e32a9450bdf51cf917a42cc8694fc55be42518eb90c35b3b6f9ca7d44aa67

SHA512
263a2a437912942a9d6f0e4f16a80b128294ccf09da8d55bf15b2ce1046e030ce2d958402979acbbbe16e59a00cfa15cd7aae0870c64fcb9ffd6e759064d1037

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/2308-28-0x000000000B1A0000-0x000000000B1C1000-memory.dmp

Filesize
132KB

Download