7b41e9a11521292a67ca4b8e3d1bc8627e28f52dbae9404b0081f28033d7c828

Analysis

max time kernel
125s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
06/07/2024, 23:42

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General

Target

7b41e9a11521292a67ca4b8e3d1bc8627e28f52dbae9404b0081f28033d7c828.pdf
Size

466KB
MD5

b1d4e0a8bbf01cecf24903d123251678
SHA1

f51b938714730570f368a95f880fde292317a799
SHA256

7b41e9a11521292a67ca4b8e3d1bc8627e28f52dbae9404b0081f28033d7c828
SHA512

e49fce95babfb4ae97a2a6f908af87451141cddd77c87a4d2db7d934d415e85278772bbf62355056dc3bae03610dbd0420f1d813f11cc4703f54995fbb4547c9
SSDEEP

12288:Gz2rRjdhOaRRMesT9mpfClrXfVmco2933:DHT8T9mfKLf8D293

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-1-5-21-661257284-3186977026-4220467887-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1888	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe
1888	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 4512	1888	AcroRd32.exe	92
PID 1888 wrote to memory of 4512	1888	AcroRd32.exe	92
PID 1888 wrote to memory of 4512	1888	AcroRd32.exe	92
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2660	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94
PID 4512 wrote to memory of 3624	4512	RdrCEF.exe	94

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\7b41e9a11521292a67ca4b8e3d1bc8627e28f52dbae9404b0081f28033d7c828.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:1888
- 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:4512
- - 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=C62C3608752C384BE321533BF76E946C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660
- - 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=3D65F29745F626FDB051C84D26CADF8A --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=3D65F29745F626FDB051C84D26CADF8A --renderer-client-id=2 --mojo-platform-channel-handle=1784 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3624
- - 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=BB0253ED5403C075DC793845CBC76689 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:456
- - 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=FBED497AA7F434F7D46525569C0C8E0B --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5084
- - 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=83C3014A93FF58CF35DAE1560EE846F1 --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=83C3014A93FF58CF35DAE1560EE846F1 --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4652
- - 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=3C1257DDD4583C69D620D7FCC8A97939 --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4836

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:224

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 --field-trial-handle=4280,i,384704133665252524,7723904513810765818,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8
1⤵
PID:1736

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
2c0e8469dfdbc005626953ae06260ad5

SHA1
e807ef1bd908d4fe02dec024552b7c2b86c4f1ba

SHA256
410f4656f07815cbe05255918c708e4b985789e91a23a6227b5d2c5cfedb3902

SHA512
354466ddf290a168945b2801d09d5eec4fca854b781617c05226594428069bcfab9cee302edbd1651ba00e8f856a6cb0e6606706dc58a423a0427c6b58646434

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