f6f0a4a3f530e562df0cd2206086dba2d03dddafe891848ba474b6dac71294f1

Analysis

max time kernel
147s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:17

Sharing

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General

Target

260f4ce109a627ad65544ca4bd663dce.pdf
Size

80KB
MD5

260f4ce109a627ad65544ca4bd663dce
SHA1

68a743342d4a05875cdd1055fa51e4c44880b74b
SHA256

f6f0a4a3f530e562df0cd2206086dba2d03dddafe891848ba474b6dac71294f1
SHA512

6e400df67e173726da58a2cdaec6c383465e8dfa4d79ed9e8c180421a950588cdf8bb0129c5421bdb17442d48b7d18ac4be56747afe58f1b252badb2425a4bab
SSDEEP

1536:+Ph4L05ehoKY5cwovqPT0IonTbKZLYXbF2G1WOpOSZWcsWnplSxbkNGYys:yhE0Ayx4DnTbKNYxnOSznp6bj4

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1004	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe
1004	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1004 wrote to memory of 644	1004	AcroRd32.exe	94
PID 1004 wrote to memory of 644	1004	AcroRd32.exe	94
PID 1004 wrote to memory of 644	1004	AcroRd32.exe	94
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 4256	644	RdrCEF.exe	96
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95
PID 644 wrote to memory of 3528	644	RdrCEF.exe	95

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\260f4ce109a627ad65544ca4bd663dce.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:1004
- 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:644
- - 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=74D80C9B8E60EF8D2C20E43B680091BB --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=74D80C9B8E60EF8D2C20E43B680091BB --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3528
- - 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=248983ABDC12DB9ECF3FAC654CA949C8 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4256
- - 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=4FCE3C342ECAFFE0BF871FFC1C410B2C --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3908
- - 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=B9C3D6A849405F1AD59B6D86C2B072A6 --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4752
- - 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=41A859DCF3FE34C22D5171094B2E3805 --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=41A859DCF3FE34C22D5171094B2E3805 --renderer-client-id=6 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3040
- - 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=C0E07A7C7631D3FD7BD52C9F16838CCD --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4332

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4656

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
93d462437f27725f2d7f1869d5b9ee17

SHA1
34753585233823ca9eb96f4ae9fb4d6225cb3c97

SHA256
151964c43e99d00ccd86fec932919027d01acea0bbae7597d2fdca4f1abca270

SHA512
785bb080a7fba457ec1ca8ad7c417d6f57034c4927d9eda97d63b453c5da0331b7ef207ebb1fb953ed95be8bb72a7b8aa526db65b318692f92b4e5b863cc348e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1004-28-0x000000000BB10000-0x000000000BB31000-memory.dmp

Filesize
132KB

Download