8d12b106062d96d49e050170a95f14951d9f4b9ae0fc90ce4a8970c716677802

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 13:32

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General

Target

1a1f274a572eec2ee3f6a57f692ccc34.pdf
Size

79KB
MD5

1a1f274a572eec2ee3f6a57f692ccc34
SHA1

9c531e3d396ab954eafdb91ac02962fa3cac5569
SHA256

8d12b106062d96d49e050170a95f14951d9f4b9ae0fc90ce4a8970c716677802
SHA512

a481a0521d331edd30c8126f955582d2586d62316b6e63fdf3bcc308f1252d6b20d5b9b39d250141cd29e40c9ac113e91bece52468608498a52ee9e2c42c4061
SSDEEP

1536:xYVfKbttKXgekfnY95f+JS26XUVn/2Wz3g6CCp+H84dPsWCpOViIWVNTyZOpFG:SVAiXgekfn052S2WUVn/2yrpuZ1ViryV

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe
3588	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 4476	3588	AcroRd32.exe	92
PID 3588 wrote to memory of 4476	3588	AcroRd32.exe	92
PID 3588 wrote to memory of 4476	3588	AcroRd32.exe	92
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 4728	4476	RdrCEF.exe	93
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	RdrCEF.exe	94
PID 4476 wrote to memory of 2556	4476	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\1a1f274a572eec2ee3f6a57f692ccc34.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:3588
- 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:4476
- - 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=965EF8E713474457A296B699281119D5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4728
- - 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=862611792ED8ABA7B9AD22E3ABF49948 --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=862611792ED8ABA7B9AD22E3ABF49948 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2556
- - 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=23641389115EE4DE11421A6F9008D150 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1552
- - 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=A9608B28C7FB1F77F9475F1FDE34E3ED --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=A9608B28C7FB1F77F9475F1FDE34E3ED --renderer-client-id=5 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:928
- - 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=1D3B38E1728A9173B11339B19E9E4751 --mojo-platform-channel-handle=2460 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2864
- - 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=0E6CB42EACDB7547F42C3AFEF37DE737 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1580

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
9e4a1d1dc1163b104357af21ea73d761

SHA1
e24cc40454d3c4dd696681b4689cdc572fb12be3

SHA256
8d2d158526aa5b905cbd569f7bf023fceccfd3063706fe37593dd49a28403d29

SHA512
97b859b5d6759ed44c9d3d7756367c2929f5432859763cf1a420fc879841cd8ad947ce1b70d2ff341b16f88990321d296d99a43c035d4ed0c4ab91af3b94dd89

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