b44400ce08797b17a90969697d9ec7dc3d1cdc165cda39e174aebbecb79cf2ba

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 12:03

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General

Target

1a28717e3b10520752ca07df5e64f9a2.pdf
Size

78KB
MD5

1a28717e3b10520752ca07df5e64f9a2
SHA1

97cf312c0deea6bb5038e46b24c78d948c09315f
SHA256

b44400ce08797b17a90969697d9ec7dc3d1cdc165cda39e174aebbecb79cf2ba
SHA512

2d8d15fce57680899e1137f517c80b9074efeef963114187f05126dda97ce8f7f161ef2e62d6d3898f0068d85cab7dae91933168bbfd5ced33c81dfd8e440a25
SSDEEP

1536:I2r7JhSRqQjzjgL7KHTFBL6PeWa1E1/Arv3uvW8pO70CQF:zr9huqQjzEL2THPlvui70J

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2368	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe
2368	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2484	2368	AcroRd32.exe	94
PID 2368 wrote to memory of 2484	2368	AcroRd32.exe	94
PID 2368 wrote to memory of 2484	2368	AcroRd32.exe	94
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 3216	2484	RdrCEF.exe	95
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 4464	2484	RdrCEF.exe	96

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\1a28717e3b10520752ca07df5e64f9a2.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:2368
- 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:2484
- - 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=BE109E41ADC1B6B17305FB18B15FD5F1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3216
- - 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=DBF47B2213167C72EF334FF34E8D3788 --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=DBF47B2213167C72EF334FF34E8D3788 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4464
- - 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=AD688AAE6BBD93CDC05FEB754B40B58E --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=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=5AFFF071CA2F14DC2023F0A9309F3F3C --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1996
- - 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=90B4A2455827A5C666DCF4AF7B45FDE7 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2624
- - 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=2E7E81048243E44D5F943050CDF27C12 --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=2E7E81048243E44D5F943050CDF27C12 --renderer-client-id=7 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4092

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:544

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
76795ab2000bce54f28b14f5cccf934d

SHA1
7601d772b0c546075cd29c552c8fcfcd4f539a6e

SHA256
60bb2552551285297775f33c0415aa1ac7eb0a999d42cbb07e2fa53ed3118f51

SHA512
003d7ca5201793476ef8e4b05960011cceaf8ce1899471d09675834bce2a828328b499ffbaff3ec03f0542c666529e303c70ed48b5c1a337b01e885a92122fb6

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