9750ff300fd0d51ec728f1f9ff6eb3595fa767e7fb520cf1ffff881ae9ad0dd4

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 17:01

Sharing

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General

Target

6829f9217fd479af6f80f74680816352.pdf
Size

90KB
MD5

6829f9217fd479af6f80f74680816352
SHA1

85dea8d3773ec32b4a94ebaf25afa7c86fb2d8bd
SHA256

9750ff300fd0d51ec728f1f9ff6eb3595fa767e7fb520cf1ffff881ae9ad0dd4
SHA512

53313fc1b80d4e94810ea0654bbc70ae13c0ba43d75a34ef69aed89bd999905e15f7f24d8fab656c6b21b330cf3247a3b3c26413bb70f0c8c576fca6fe7b5b79
SSDEEP

1536:DpmNbkgHItGdTQfGFOXiUvEwLopMeoZQsVIwBWbdWOpOwrKWb9g07u:FmNggHItyUu8XisELH7sV7BK6wrNW9

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe
1464	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 3548	1464	AcroRd32.exe	95
PID 1464 wrote to memory of 3548	1464	AcroRd32.exe	95
PID 1464 wrote to memory of 3548	1464	AcroRd32.exe	95
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 876	3548	RdrCEF.exe	98
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	RdrCEF.exe	99
PID 3548 wrote to memory of 684	3548	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\6829f9217fd479af6f80f74680816352.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:1464
- 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:3548
- - 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=5FF14D609F2C12AAC71D129206C4BF22 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:876
- - 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=E1D26911E268A53F645ECE86589331C3 --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=E1D26911E268A53F645ECE86589331C3 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:684
- - 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=0CB1EF7D0AFEAB636B54E8FFAE7ED38D --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2220
- - 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=51DC1ADDDAE2934C4E0E7C722BAB2306 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2320
- - 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=15DA71F95EF6475834AA0283B6C38657 --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=15DA71F95EF6475834AA0283B6C38657 --renderer-client-id=6 --mojo-platform-channel-handle=2368 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1164
- - 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=F921D9494C2B21BF7C9113360B9DD61B --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1596

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2080

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
2c9952776d3f842e0ab7a550e491ee00

SHA1
9a9ed81218a32ca08f4a0e0a99f36ca5a2771a30

SHA256
df89d3b179612cf7a951c7018fd42aa4a2e9123fc212b6c646efd33a463586ac

SHA512
7c04ae70e1db7f61ccdc73e59d389f18c9d2eb38bce27d4f0cccc00ba5af00fe3f5636094a08d2ec5834f97148b61249af9f38f420007a3cc3ea67d511d4e327

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