77b3bf1d48734971c1ad683e7620d02b94dc9b4f078205ef17064e55fcf84f90

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 14:58

Sharing

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Report Analysis Logs

General

Target

488ed02c25ed5f3154f814147048eccf.pdf
Size

78KB
MD5

488ed02c25ed5f3154f814147048eccf
SHA1

53202a2282de8aeee9309da8e0ede6870ccb1fc2
SHA256

77b3bf1d48734971c1ad683e7620d02b94dc9b4f078205ef17064e55fcf84f90
SHA512

6ed08045fa53f44e10aa6f943bfdbe29c8b7374a80fc09e334af3c3b1385ea6b8ee089ccb548154cce406fac832b28496d8f52857cd8247064f130785c99f9de
SSDEEP

1536:czoGttK3PSSHj9WCD42gi1KCbisFJLFvN5sdeKuN0iIWMLYB4LW2pO2d8I:hfkP2BKbsFJZfsAX0iHB4A2x

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe
1648	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 1688	1648	AcroRd32.exe	92
PID 1648 wrote to memory of 1688	1648	AcroRd32.exe	92
PID 1648 wrote to memory of 1688	1648	AcroRd32.exe	92
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 4184	1688	RdrCEF.exe	93
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	RdrCEF.exe	94
PID 1688 wrote to memory of 3380	1688	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\488ed02c25ed5f3154f814147048eccf.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:1648
- 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:1688
- - 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=71AB324309245E6ECA10A5747D214B03 --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=71AB324309245E6ECA10A5747D214B03 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4184
- - 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=F34C22CD66BF11C06D1C81E606E51D3E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3380
- - 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=7155B5D979183FCB647C35B4C9E337FC --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=7155B5D979183FCB647C35B4C9E337FC --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3360
- - 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=C04F6EE1CB146B10FE3DB31438A0AB94 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508
- - 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=EC346FC3E79145286A5DABF4B56DBC59 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2296
- - 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=1736FF317414F765325440271F59DFCC --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2304

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
8cc15d388130b263cdde7367b1248b70

SHA1
9e5690dbdf3d7e6961cb25dea9343f0e6d4a7407

SHA256
0d45bcdd03da1066974f782a1e03f8a571f233ff947394badf2b9d0675cd488c

SHA512
a8c041fdaa4d92e2f779648605973e543754c64701c0eda347f9d1c935f9d66c8976de30459b86d70ab340cf1352097b00279af8c282f07dde0cdcb8b3b1952e

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