976b41a9f772079da896cbd99f29c729523bacb3dc5c852b7c87c90525c77720

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 09:21

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General

Target

e15248d1366f4305f1a1c5688c2b8c80.pdf
Size

42KB
MD5

e15248d1366f4305f1a1c5688c2b8c80
SHA1

2c3888fb9a138be15f3ed1fc25608cfbd73d4f5c
SHA256

976b41a9f772079da896cbd99f29c729523bacb3dc5c852b7c87c90525c77720
SHA512

188474cfc4fd22d94ac32a45f8876727237254803ac4079549cb4e521174e298f2209cbced0904caf94f562bc91efef0be0e952e8ca509b19fd10850f6d5f707
SSDEEP

768:e6/RfM4YPqVYCgYRoV6n6KP3AcwlTH5CWVskMRoHc+8VrZ1cmUYwuImOVxgB:R/RfM4NRoE6KP3AcCTdVsDRn9FjwuImP

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 1560	4640	AcroRd32.exe	103
PID 4640 wrote to memory of 1560	4640	AcroRd32.exe	103
PID 4640 wrote to memory of 1560	4640	AcroRd32.exe	103
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 4640 wrote to memory of 236	4640	AcroRd32.exe	107
PID 4640 wrote to memory of 236	4640	AcroRd32.exe	107
PID 4640 wrote to memory of 236	4640	AcroRd32.exe	107
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 1636	1560	RdrCEF.exe	106
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108
PID 1560 wrote to memory of 4536	1560	RdrCEF.exe	108

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\e15248d1366f4305f1a1c5688c2b8c80.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:4640
- 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:1560
- - 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=0B736BCB7C3EC1005813BC4A44D55A49 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1636
- - 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=5D42CE3FC8E84221F4C4FAF741142998 --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=5D42CE3FC8E84221F4C4FAF741142998 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4536
- - 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=C1074470A0479EDE05B065C1B636C020 --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=C1074470A0479EDE05B065C1B636C020 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2472
- - 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=CCD33879E089E16758FBA0B317B4E154 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2304
- - 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=2CA923A19AFA588051EF3E877F7FC9D5 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1624
- - 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=69A0D4205CD8DE2236ED6068A744F3BE --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:64
- 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:236

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3696

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4036 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
1⤵
PID:6020

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
25516b6381114da16fdabda323689e02

SHA1
9ec2dbf6b2e36d9e79ca4147debe067bfef211ab

SHA256
cdcdd8c971d217f0a7835c7c00b22957af1324792fe5f003b55a4168a1bb337a

SHA512
6ba9913b732e446bdc62b08d456d23d12a26dfa10cbf851e3ec02c64534129ce07b05df1b1860d92e168b549dbca2791e0b6732088eecd41e599d8ac460e7db5

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