d6a7a1433b2414a774715799ca5d48c451f1269d4c6fc11d2b84d8cf46a5cf90

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 00:49

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General

Target

5509256b8d741b52659d150f272aaefb.pdf
Size

72KB
MD5

5509256b8d741b52659d150f272aaefb
SHA1

c5fda6af7b035565c50142917dbef0176340960a
SHA256

d6a7a1433b2414a774715799ca5d48c451f1269d4c6fc11d2b84d8cf46a5cf90
SHA512

2af42a593ec172e9ba9ad2977f9e6473e8be9159055ccbe1f538098223d4dcdb8cfba4ba1d418f4287e21d72b6d3f5659ffbd71ebc1f2e3a46ce7a183b4525af
SSDEEP

1536:WyESELvJk33ccz62M+PpPOO+Xq8zTqWpWYpO2JiANqp8W2XUa66:AknTz6YPcj5zHA2JiA8pyXUG

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
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2628	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe
2628	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 4444	2628	AcroRd32.exe	92
PID 2628 wrote to memory of 4444	2628	AcroRd32.exe	92
PID 2628 wrote to memory of 4444	2628	AcroRd32.exe	92
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3572	4444	RdrCEF.exe	94
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	RdrCEF.exe	93
PID 4444 wrote to memory of 3748	4444	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\5509256b8d741b52659d150f272aaefb.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:2628
- 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:4444
- - 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=6AE98661AFD8E6C00FFFEEFF830D6E89 --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=6AE98661AFD8E6C00FFFEEFF830D6E89 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3748
- - 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=DDDF212E47C59AD61DAE0CCC47115758 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3572
- - 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=E02A71BF8A2C6DD64639C5700FF583FF --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1424
- - 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=10E76040C0B008F9889A4715FDB3E8BA --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=10E76040C0B008F9889A4715FDB3E8BA --renderer-client-id=6 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:532
- - 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=3BEE08C050996105F82A8F1B2954C838 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2196
- - 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=94881D19B5F0FA188DA9BB9C09D9CF90 --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4488

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4572

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

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Downloads

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

Filesize
64KB

MD5
ac3ab7d10797016129da731fde128513

SHA1
1463d9a2f92ddfa0314e515a4755f73b857e7429

SHA256
75ad413ccb92ac53eeda4cbfde38f25bca6ecfef41a943d326dcb428b851c121

SHA512
da3c0f1ae3b9f0d3cb17c233a2b58031a27f3458f4746882227b27f8f1f793a78ddbf271dbb0ae8c295dd6f9e18e85f33316be6768004637d33ff0aac939e356

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