f5179bd5a5ac57c526b946060406a5dc1c77dfb66e8380fbecd76870f9857310

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 17:30

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General

Target

499db1d832057e4d006629a71c6c7482.pdf
Size

80KB
MD5

499db1d832057e4d006629a71c6c7482
SHA1

c585e2ccf95b280e512514f686f0064a2a95de24
SHA256

f5179bd5a5ac57c526b946060406a5dc1c77dfb66e8380fbecd76870f9857310
SHA512

52b5a79df928a0b1ab0b544dae95150cd4c0a8abf0ce04ee8ada421e8e27a879dea0552a6594eb1a681375b368f74cc229d562cfc9537a2ac78795ef6ac7b417
SSDEEP

1536:5IPRXWfqpPooIWa7tc33YwT6Xbc/MGRac1ObmWepOyEQbsdwWbE6vSupPrVL:i5lQnWawowTGc/X8EObXyEQbKDTv9pPZ

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe
2752	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 4396	2752	AcroRd32.exe	90
PID 2752 wrote to memory of 4396	2752	AcroRd32.exe	90
PID 2752 wrote to memory of 4396	2752	AcroRd32.exe	90
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 1748	4396	RdrCEF.exe	91
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	RdrCEF.exe	92
PID 4396 wrote to memory of 2224	4396	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\499db1d832057e4d006629a71c6c7482.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:2752
- 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:4396
- - 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=39DCC0BF89EC7D711441A28190FF4588 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1748
- - 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=C695DF0BCCE50D9EDD054E2E6FB49D6C --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=C695DF0BCCE50D9EDD054E2E6FB49D6C --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2224
- - 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=DD3D4C8B9561309B817514138BE2A6D8 --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=DD3D4C8B9561309B817514138BE2A6D8 --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4868
- - 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=5E166C5BDD9FD080A65BD846EEB32D33 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1160
- - 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=3B8EBCBD7FBDA5AFD389FE3E8AAA2161 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4376
- - 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=925CB9BB074626B09AA56B43A2C944EF --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3872

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3616

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
968af1e2454517ec0f3f1d3c71c8dfd2

SHA1
8d63837c0ddccac4254f90382081d6d480c695b5

SHA256
5cac0d720583281ac850e8982110f446d4c5bdc582922689d6ab2148bb3e5078

SHA512
79c95db2c693750a889e304b1effad231f3bbe0c2880d7d05d159d655f93cf4f48152cd0b4778828231d6014d7465c951b5a5ccf702b58561dbe2114c358e0ff

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/2752-100-0x000000000BD50000-0x000000000BE9D000-memory.dmp

Filesize
1.3MB

Download