3e0e8a0578a6d7771d45ecd1c035abb39608c85787ec90e5f0adc48cc196884b

Analysis

max time kernel
141s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-03-2024 09:01

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General

Target

be34000d7a9efe03bc8d9ddf6a80cbab.pdf
Size

94KB
MD5

be34000d7a9efe03bc8d9ddf6a80cbab
SHA1

f31818fcbff347d6108e4b1a2d680e14ede60d9f
SHA256

3e0e8a0578a6d7771d45ecd1c035abb39608c85787ec90e5f0adc48cc196884b
SHA512

3e92f0c087ecc72ed038c51d8e5cf7c5436e161d9dcd0ddcd3947694e93891d71357bda9c68beeede64d69ab5b407df277378bc3ee702db7c92c2e3ae2d0db5f
SSDEEP

1536:aCk4IVXkSIpIB78YZblbrBJO+rjv6X1eqbIPivCYay+qwkV1tW6pOu26W/cnUkI:9B6F/zbrBJR/6RbIaPsWku22nG

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2004	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe
2004	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 4852	2004	AcroRd32.exe	97
PID 2004 wrote to memory of 4852	2004	AcroRd32.exe	97
PID 2004 wrote to memory of 4852	2004	AcroRd32.exe	97
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 3432	4852	RdrCEF.exe	98
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	RdrCEF.exe	99
PID 4852 wrote to memory of 2844	4852	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\be34000d7a9efe03bc8d9ddf6a80cbab.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:2004
- 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:4852
- - 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=00103D154FEDD9E122D59E5700955DED --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3432
- - 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=9169248B666AE9558FD2D74D10156224 --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=9169248B666AE9558FD2D74D10156224 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2844
- - 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=45A022E91CA5AAF7880D2320C35CB820 --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=45A022E91CA5AAF7880D2320C35CB820 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1612
- - 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=711E04D3C93F9E7FC78AA0B5E34AA4D1 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4704
- - 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=A32E312CAFA7CB3F308F458C9A5C520D --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2728
- - 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=521C459255B85B60D466D6D02A164923 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1044

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2448

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
02a45e3d7f26794c7e9f8281a7b654ee

SHA1
7e28eb1a052c37d4cc02df7a5457d764e6ae353b

SHA256
6e040690c145c030e6718176435e268d2b1a6d74853f9ce91a68f6bfb6e7a989

SHA512
032e1f710ed44bb25fdd6af5956dd7a67a5e3dd7bb81713dc249d9ecc61a74d37694539b61af6b2899ac2ebcd0e69adc5b03be5962a48ac3e1736dc165b21b37

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/2004-28-0x000000000B770000-0x000000000B791000-memory.dmp

Filesize
132KB

Download