398c347fd07084df85796a4c0feaf44737aae18e71fa98ebdfbec457c4c44c24

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 07:41

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General

Target

b6e10f772dcdf997fc5daae4b90bf9c8.pdf
Size

83KB
MD5

b6e10f772dcdf997fc5daae4b90bf9c8
SHA1

40ecba37c8e24b6cac0c34f283c11090b9178732
SHA256

398c347fd07084df85796a4c0feaf44737aae18e71fa98ebdfbec457c4c44c24
SHA512

eebbd306dc4e5a327a6801689966fc6543db440bb7a523e375b3b5fd59b78eda9d107a598317d2ac456a9393a9a475d2d8d848918eea908fb7e8e36e50fce3b1
SSDEEP

1536:apZJwxsVL7QugbAQjvMn8JjQHgFkSGghKdG8l/btZnLJjfWYpO2sHVQWurVviOqC:qyuLMr8Qjvq8J035RdBztZtje2sHV2hF

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
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1472	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe
1472	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 676	1472	AcroRd32.exe	92
PID 1472 wrote to memory of 676	1472	AcroRd32.exe	92
PID 1472 wrote to memory of 676	1472	AcroRd32.exe	92
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 3592	676	RdrCEF.exe	93
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	RdrCEF.exe	94
PID 676 wrote to memory of 1052	676	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\b6e10f772dcdf997fc5daae4b90bf9c8.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:1472
- 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:676
- - 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=739843D2053EDE564CCBEFE35E67B0CB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3592
- - 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=6DB943BC270344E87E5EA8B4D70829E7 --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=6DB943BC270344E87E5EA8B4D70829E7 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1052
- - 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=A934EC1DB90FEE6AC67C39FBEC16A010 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2568
- - 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=DB89DB7B70DF1D9EAE09A49B93DE28CE --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1620
- - 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=A1C3865B2EEE24646A646AD0226B0C72 --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=A1C3865B2EEE24646A646AD0226B0C72 --renderer-client-id=6 --mojo-platform-channel-handle=2508 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3628
- - 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=C1C3576F20FE5138BEEE2D9E20223644 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3160

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
e5768f2bef3708d58ed8c77edb864323

SHA1
75f5242a3d12dda4d3f210bd2637b319f6000ac3

SHA256
0b8f64ccc6375af02e74a36633b2d6445450909806dcdb5326c3e6f739513990

SHA512
fc39933f726f26181677d21233adf1fab93ebbcdbdfaa739b98983e584e3b67c9c4f7d2961e22f3cf5f8ca0ccf5b31f32a5b1f589bc56bc9b30e9f559e71e2e7

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/1472-26-0x000000000B4E0000-0x000000000B530000-memory.dmp

Filesize
320KB

Download
memory/1472-126-0x000000000B4E0000-0x000000000B530000-memory.dmp

Filesize
320KB

Download
memory/1472-201-0x000000000B4E0000-0x000000000B530000-memory.dmp

Filesize
320KB

Download
memory/1472-208-0x000000000B4E0000-0x000000000B530000-memory.dmp

Filesize
320KB

Download