90935deb8be7317278b3586da359b31ef5109bd16d5b1a9f7aca3c6cbf17318f

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, 23:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

07b6a60f8f82ab48610f308100a8d0c9.pdf
Size

89KB
MD5

07b6a60f8f82ab48610f308100a8d0c9
SHA1

6940b071580702dba55df412cc937dfe91402c2e
SHA256

90935deb8be7317278b3586da359b31ef5109bd16d5b1a9f7aca3c6cbf17318f
SHA512

7ab63e48cdec6a90adf9f3425afe36abaa3a0e38acdb50b4f5a0aae4c1a7862eb8690622555f6f07ce6ddac9bab39165359b0636bef10dad5fb354a67e263396
SSDEEP

1536:QLrUlEQ+iYhnA4tgJoR0XybQdNEFqkGB4+WSmCpIH9F8XADYiV7WOpOwr/YiSlSi:xHYhnA4tgE0XldNolaIH9FDPYwr/YiEF

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3260	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe
3260	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 3396	3260	AcroRd32.exe	94
PID 3260 wrote to memory of 3396	3260	AcroRd32.exe	94
PID 3260 wrote to memory of 3396	3260	AcroRd32.exe	94
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 440	3396	RdrCEF.exe	95
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	RdrCEF.exe	96
PID 3396 wrote to memory of 2064	3396	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\07b6a60f8f82ab48610f308100a8d0c9.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:3260
- 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: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=D25ECAD5FB1EE8F47B34246B97E77348 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:440
- - 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=6D1276AA8C5227AE4A9223B549681527 --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=6D1276AA8C5227AE4A9223B549681527 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2064
- - 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=9B327BBE7C270FDDEBECC428909A8225 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3668
- - 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=05A9D711F29341BEE2B3051B4869838D --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2920
- - 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=BEA2C891CA5D1BF02B4DDDE643AF9CC7 --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=BEA2C891CA5D1BF02B4DDDE643AF9CC7 --renderer-client-id=6 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:220
- - 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=1AF574A544B730039E997D789C049B27 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4632

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5008

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
2ff38d4e5ab444d3279cd5d03591090c

SHA1
a46b941534875fc02ad4b7e4dff25d420df976e9

SHA256
caad0f485b8441685b122efb2d5c15e48ba4d7958b5f50e3324b3f6c86913045

SHA512
dfd8b6aa748043d8a0e6fa63ef7774c03de8822f34c17d5c50d35487483298d90a864cb1fa2bb3e583552757855750bb0f5873154f5fc87cddf5e4ff78fe0044

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
memory/3260-26-0x000000000BD90000-0x000000000BDE0000-memory.dmp

Filesize
320KB

Download