2986494da5b1760e4d31a03f404a7f3d8bda5b7cde67f130a03c74e3535fe0b0

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:52

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General

Target

02524df04805c5ca5211bcc3f53c9825.pdf
Size

83KB
MD5

02524df04805c5ca5211bcc3f53c9825
SHA1

7ea2c2768f62ca7e1d71527b74c4be10be4e5932
SHA256

2986494da5b1760e4d31a03f404a7f3d8bda5b7cde67f130a03c74e3535fe0b0
SHA512

0162f620301b41390c31212958c161bd1272dedcb2c481af88ff0edc5d4f9b9ad7b421320e8d1da3ead60aa2b3f7bdbc9d2e5bfb1e8c00d4e84db34ed45091f7
SSDEEP

1536:/SfiJ7S9yC0DU5adtMAkVDmfkT+7nfycEEs04U45lIhCQyg3KWecv4Vy2UlPXgbS:ao7S9h55aE/A8TCfbeehVv8P+T

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2904	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 528	2904	AcroRd32.exe	94
PID 2904 wrote to memory of 528	2904	AcroRd32.exe	94
PID 2904 wrote to memory of 528	2904	AcroRd32.exe	94
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 5012	528	RdrCEF.exe	96
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95
PID 528 wrote to memory of 3300	528	RdrCEF.exe	95

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\02524df04805c5ca5211bcc3f53c9825.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:2904
- 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:528
- - 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=29EDA0293D3F6FDB651C543F1CC07914 --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=29EDA0293D3F6FDB651C543F1CC07914 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3300
- - 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=07E1FA4AC64B23F0CE2F3BCE73176113 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5012
- - 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=CB9A333544835F63A502A7682678B75A --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2376
- - 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=15BA8EAA3EAA273D9069643AD8C0F929 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2372
- - 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=6B33A166B915DB7B905047D80A142CE8 --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=6B33A166B915DB7B905047D80A142CE8 --renderer-client-id=6 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1544
- - 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=5F7F48D7009E7F49DEB94C0AAD8372B2 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4312

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3592

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
59c02678df1b7e20f3917d372799058a

SHA1
68af7712a04786341ad1050a057bdd519094f09c

SHA256
71437795e0255c181fcce6043caae86dfbc80082ce117e679d7b4cba45386c11

SHA512
7971d32d664d397262bdc90456f192d09160e754c6f629750594f443e167de68381666c53c86ed93f242324641b36a738cc0feedf85337568d24c780385c406c

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit