42a16de7ef7d4ae49bb000fd514afd15cc7430e5dc8a761224152c9d7554c9c6

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 20:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

036c19465a5f07b2512d70fc53387e2a.pdf
Size

72KB
MD5

036c19465a5f07b2512d70fc53387e2a
SHA1

0e7745322ffac1ca6d1ee6055fac8fc039285811
SHA256

42a16de7ef7d4ae49bb000fd514afd15cc7430e5dc8a761224152c9d7554c9c6
SHA512

dd6b3bee0ab631e2259adce99159b19f0932e444b08e6afa735fc3e6c4f9333e8d4ab0885aeba8743fa9d14c4cc48eefe8a575bcef24672856182ca114145dab
SSDEEP

1536:ezVkWXoGSY7YKqXFBJnyXtqxjx4NyQlmomW6pOu26WoEx9W6:yGuYK4fKtExSyQ8+u2GEx1

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe
1528	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 4740	1528	AcroRd32.exe	92
PID 1528 wrote to memory of 4740	1528	AcroRd32.exe	92
PID 1528 wrote to memory of 4740	1528	AcroRd32.exe	92
PID 1528 wrote to memory of 4048	1528	AcroRd32.exe	94
PID 1528 wrote to memory of 4048	1528	AcroRd32.exe	94
PID 1528 wrote to memory of 4048	1528	AcroRd32.exe	94
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4532	4740	RdrCEF.exe	95
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96
PID 4740 wrote to memory of 4064	4740	RdrCEF.exe	96

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\036c19465a5f07b2512d70fc53387e2a.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:1528
- 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:4740
- - 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=1A4381E4B916604635A3591592977527 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4532
- - 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=9CD558010087E23A52BC60A987886836 --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=9CD558010087E23A52BC60A987886836 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4064
- - 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=D00DEEC0402DE59A67F1CF6A7660997C --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=D00DEEC0402DE59A67F1CF6A7660997C --renderer-client-id=4 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2688
- - 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=B7A24CCC9BCBCCBAC44E0650BF3236EB --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1832
- - 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=DF353F6470E78663E023A9317642C272 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3348
- - 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=4A8707FE69C2704B966DA8F6EB4FEACE --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2924
- 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⤵
  PID:4048

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
03739c4be03cc9084fef4e8989aadd8d

SHA1
2dea2ba7fa6613638bf36e18c853a85cefe8f412

SHA256
e55a01ce084b9c31e80c7925e428ec71e8985ba65c0acbc72ccee539ffe3b0e6

SHA512
25e05d353f29cad78487b5395a508e019b251febab3b1cec25fbe58eea688029f4279480c2e511447189ffb1424aedbeb58b00e52c047202a65fd03048611289

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/1528-135-0x000000000B030000-0x000000000B080000-memory.dmp

Filesize
320KB

Download
memory/1528-140-0x000000000B030000-0x000000000B05A000-memory.dmp

Filesize
168KB

Download