ac1a285dcbfab7d9853d243e8d24eb1f2e4a2705540edb10c79a5782eb65b3bf

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:42

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General

Target

05f093236a063c56c5a780fec972414c.pdf
Size

42KB
MD5

05f093236a063c56c5a780fec972414c
SHA1

a9d02b562c6ba9bd280383459f695c3c76a5f5f8
SHA256

ac1a285dcbfab7d9853d243e8d24eb1f2e4a2705540edb10c79a5782eb65b3bf
SHA512

bf60e978ab7c0027a7051a9efaa11ddbf63d944c2f260c6f376874b6efd86ca693b6787f79e06413563dd9ba37a13a1529b88475354c52b9e7aac35c04e13abb
SSDEEP

768:dkUpYQtwJ6XFTvuoK1/KeyI/vctz1ME9TBPsr+jF14J1:ZtxLi/KetMtZv9TyW4J1

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3204	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe
3204	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 2140	3204	AcroRd32.exe	92
PID 3204 wrote to memory of 2140	3204	AcroRd32.exe	92
PID 3204 wrote to memory of 2140	3204	AcroRd32.exe	92
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 4028	2140	RdrCEF.exe	94
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93
PID 2140 wrote to memory of 932	2140	RdrCEF.exe	93

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\05f093236a063c56c5a780fec972414c.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:3204
- 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:2140
- - 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=B64624C09AF81558EDF129B8A9B025AB --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=B64624C09AF81558EDF129B8A9B025AB --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:932
- - 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=66F54F3E1DCD9FBC1EAEFCC3BEB49AB1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4028
- - 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=A7558B363B10EB492953507010A8D1E1 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4848
- - 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=5F7D2BAD7D66E737D2D8395181C53E06 --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=5F7D2BAD7D66E737D2D8395181C53E06 --renderer-client-id=5 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3664
- - 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=A870DF1ABB003D146BE9596C2C502866 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2864
- - 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=CC58EC4047131F4A9EF4EE5B856A03D1 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4268

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3916

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
fd6595c4839c90f1b69cbd2b89737b1b

SHA1
941a7a61cd9db7ae09d7702cab13474fed27dd84

SHA256
b78eb5f3cef494648cf77d8da0f0396bcd2d6c3a762f64de1463795356540ca3

SHA512
463b3be7f161b04ff670674d58afb35e28c0bbc03fc3f3854e388c6d7d44c52024821f832d8a7e3d50fc123323ad1a8fb752c9846384f63f736936dbc9a60c48

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/3204-26-0x000000000A010000-0x000000000A060000-memory.dmp

Filesize
320KB

Download