d629eabf623a7b7f7625fb8fbc9e2a9da403b431b9397d1c87216a3bb2762397

Analysis

max time kernel
5s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 10:14

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Report Analysis Logs

General

Target

667513815256948966aff2b1e38e1ec4.pdf
Size

86KB
MD5

667513815256948966aff2b1e38e1ec4
SHA1

d2e1e2866250d717068f17c3ec3570aad41ab4fb
SHA256

d629eabf623a7b7f7625fb8fbc9e2a9da403b431b9397d1c87216a3bb2762397
SHA512

7573489243422ce3794f6970650daf0d29c665091f6e3a474605bc1d6fa64ee8c4e4e112998b317addc56fdfdf5388dd06ffe7ad187924f590943e11e376d3ec
SSDEEP

1536:5yD+HMhWq1h7vulFmAJYzklqE6AD5Kbs0SRbuqb/WGpOKCW2qf0ukYjGxtUTo:sMwWqn7GlFmAJ4O69bbSRbuqbgKsRuk9

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4672	AcroRd32.exe
4672	AcroRd32.exe
4672	AcroRd32.exe
4672	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 2032	4672	AcroRd32.exe	91
PID 4672 wrote to memory of 2032	4672	AcroRd32.exe	91
PID 4672 wrote to memory of 2032	4672	AcroRd32.exe	91
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 5084	2032	RdrCEF.exe	93
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92
PID 2032 wrote to memory of 1444	2032	RdrCEF.exe	92

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\667513815256948966aff2b1e38e1ec4.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4672
- 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:2032
- - 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=B5E6E90713E34C6D9B5171A9F416D25E --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=B5E6E90713E34C6D9B5171A9F416D25E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1444
- - 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=DB003414A1CDE71BC28E79163561F069 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5084
- - 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=96FD50F063F2347D6D9D280256777A73 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4316
- - 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=6BC8FF8719738A1A91EEC82C47566757 --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=6BC8FF8719738A1A91EEC82C47566757 --renderer-client-id=5 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1584
- - 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=5780281AB6B6594CE2465092BED26939 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:364
- - 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=FF6B0E4F23AB10CD89405B6090BBA8A9 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2236

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5064

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
9a2cd60ed538eb6546c8c8e4f2696ecb

SHA1
8a95ffff18d00bf51def03f504e83129acec8001

SHA256
82c3945d0f4e996f5e5e4467be7659f3c93b9651ec8c00e7dac86ff0693da987

SHA512
7cbfcfc663fe59552f4a4ce583ea0b61b1821db286232764e0ea693d1ed61c386ad02256cd4c3be3ca53c1779ba5a13a280aa300db8ad6a1405979bce7b1645c

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