a7f6e49a8838840e054e3161acd955f7538a099a72c350c50695f3daaa3627fa

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 23:56

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General

Target

57708abd86d826c3f15e8564541e9095.pdf
Size

86KB
MD5

57708abd86d826c3f15e8564541e9095
SHA1

efe13941aa1e310b52b84c84d7287b43b7a0398c
SHA256

a7f6e49a8838840e054e3161acd955f7538a099a72c350c50695f3daaa3627fa
SHA512

78f72a10a9ea6868d2a8fec9a61c81d5092285adf74de5999b0ffeb5b92b47d2172d973074c0c8afb0fb5e81cc978579c860841570949e0bb17a4e18e99d95f5
SSDEEP

1536:dZQoVkCHPKoyNkvx8hA9FvlF9rltF2TZ9K85BXb5yf/fdTGWxjHWOpOwrKWr49vd:A3Cy9kJ8hA3lrVeZ9X5BXNyf/dxhEwrY

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 2540	4784	AcroRd32.exe	91
PID 4784 wrote to memory of 2540	4784	AcroRd32.exe	91
PID 4784 wrote to memory of 2540	4784	AcroRd32.exe	91
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 1880	2540	RdrCEF.exe	92
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93
PID 2540 wrote to memory of 4384	2540	RdrCEF.exe	93

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\57708abd86d826c3f15e8564541e9095.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:4784
- 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:2540
- - 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=AB7A7AF665D401BE2AABEF880E810767 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1880
- - 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=A5D5D86B797711499B0DBE4C849851F3 --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=A5D5D86B797711499B0DBE4C849851F3 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4384
- - 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=9E8C74CBE80D500B8191F7DDB36E40F0 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4644
- - 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=E2E4320A2F6929D958728271B83DE52C --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=E2E4320A2F6929D958728271B83DE52C --renderer-client-id=5 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3396
- - 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=F69674CDCC67BE6434E008C8C4539496 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3808
- - 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=0BC58DD0FC3A35AFCD5F1007B889EC8C --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2480

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4876

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
f2662aefa45637c4c0d82dce086bb49a

SHA1
3519ffe12d8b64e0c962999ce600798328e0a548

SHA256
12c2341e074824a088a2cb61706ccb768c69991a7a9bf55dd334f1a0ebcc3180

SHA512
cea37268002a37c810ccca64c7e4c5c6b67edff7bb2601a49d5ee348d066a03ddba278efaa85264a592f514016432e3f276a7f5d1089df08b1bd150dd74c8169

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