960d910b4d293cf216169b9a9ba97c249a241972f628fb3798e8c347916ca012

Analysis

max time kernel
291s
max time network
282s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2024, 07:46

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General

Target

95324284201.pdf
Size

369KB
MD5

a530787ef1063fe4132fd7327877c3f8
SHA1

4ec81a4ac8300739d90a73a8976084214b402106
SHA256

960d910b4d293cf216169b9a9ba97c249a241972f628fb3798e8c347916ca012
SHA512

89dee8c27eddd92461e236078d560fad5ba3b098b5fcd239b6051f61c88ac4e853cc23cabadb2b4f8ae50ede75efd5bd863aadfce834afbf0bcd21572a6f7912
SSDEEP

3072:aITXIxGI0M2rcMgvbeHNIkvADhK7RpYxJlatJH0fEvNQrdE5mo5rdI0fe99k3RRe:3YGv+z6Ak1pAbKhvCpWmo5y9OB0cq

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2876	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 4440	2876	AcroRd32.exe	96
PID 2876 wrote to memory of 4440	2876	AcroRd32.exe	96
PID 2876 wrote to memory of 4440	2876	AcroRd32.exe	96
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 1600	4440	RdrCEF.exe	98
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99
PID 4440 wrote to memory of 4116	4440	RdrCEF.exe	99

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\95324284201.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:2876
- 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:4440
- - 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=326BED3C64D3BB4C8F54F81757285E88 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1600
- - 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=E5C4A7D43EB96F9266A44D8DAF16D237 --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=E5C4A7D43EB96F9266A44D8DAF16D237 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4116
- - 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=AC3CF67A69B29C440E3C14534DFC9EA7 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4988
- - 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=5145113050B4A7732F4BAD58D1129694 --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=5145113050B4A7732F4BAD58D1129694 --renderer-client-id=5 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4364
- - 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=94F6EF66FC6777E4ACD1A09CD8EB733A --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5008
- - 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=5E8974F48D5BDDA8710173F5648FF80D --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2964

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1588

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
28690f77816896f27c47a46733bfd2a2

SHA1
15c46b0232d45f4d3b3941328ab2f39155e3f5e8

SHA256
dbfda8495653dc0a64cb5cd8747b98bbbea09762f0c9b297d789e6705dbee942

SHA512
be7ac13e3f6b98e9a6041c9a4067b521b8a0320e07b2f8baf04d0905a2bc232361491c47f3bbaa875432c0b8e455ea58afce955a1d696cbf5c9dc636d09336ca

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/2876-132-0x000000000BED0000-0x000000000C17B000-memory.dmp

Filesize
2.7MB

Download