0cd15a7b6379eb16719e1255c7e34b6c1119498b62437575f04dae25aff9a931

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2023, 08:51

Sharing

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General

Target

NEAS.22085855ec1b87f5d41bdd28009e5710.pdf
Size

6.8MB
MD5

22085855ec1b87f5d41bdd28009e5710
SHA1

dd313979f9340c50058d0b6726f0e3e1cd9219d6
SHA256

0cd15a7b6379eb16719e1255c7e34b6c1119498b62437575f04dae25aff9a931
SHA512

80b8608b64f3bde58d9e8c1aaaa63bda25d7680ad872b813ad19a2bd6a2e16d9b114904408aa4ca0955e9bb59a2178ed8e9512e2e9f902b40707ae644803c0a5
SSDEEP

196608:wlQepeSmrSik2nZEet/Rry7Omfel+mje3BvM3U39:aQMeSoa2nZEefW7OmE+mjSBvuU39

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
208	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe
208	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 3988	208	AcroRd32.exe	94
PID 208 wrote to memory of 3988	208	AcroRd32.exe	94
PID 208 wrote to memory of 3988	208	AcroRd32.exe	94
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 3904	3988	RdrCEF.exe	96
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97
PID 3988 wrote to memory of 4336	3988	RdrCEF.exe	97

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\NEAS.22085855ec1b87f5d41bdd28009e5710.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:208
- 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:3988
- - 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=C1ED729F049921639754D177765043D6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3904
- - 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=E1C0A8DE8EFA23AC7B232608D9FD5F29 --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=E1C0A8DE8EFA23AC7B232608D9FD5F29 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4336
- - 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=E33B632166C6D1E37800A1102D15CB2D --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=E33B632166C6D1E37800A1102D15CB2D --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:368
- - 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=9593859DE5B239123F9E8636B61EE5F8 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1656
- - 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=7545C6F7CA97B4EE0D934FAFD7CEE2A7 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4260
- - 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=109E85F73C42F36967FE648A9A922126 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1984

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
eaacb5bbcdde4b48ff0d8af15e114de7

SHA1
c8587398fed1974e64ecd03a096613a2692fa86c

SHA256
94070db808d231beb21aab2e23c8ac3480f10270700666234903f8e7935d8817

SHA512
fecaec218266b0e2c88205a86fcbed3404a30b6e24979e2fc55b3b7c3464cf67d582a214c34599252e4c296f69cfb32ef7a74ea3d45f9fb12fcba7fdb7b288c6

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