e2249fd7e206b62bae8b3332679c664708d2911497f03e5f65250cb5cba9b929

Analysis

max time kernel
145s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

26e06856b268766f6d3c620141714de7.pdf
Size

34KB
MD5

26e06856b268766f6d3c620141714de7
SHA1

d625eb0a0ca5179748014f12d07f64ea3c602d7c
SHA256

e2249fd7e206b62bae8b3332679c664708d2911497f03e5f65250cb5cba9b929
SHA512

25e4756b6aaa78fa2b9035aa3c1cf0115374a3f4af4f70fe85f80e799e221a8ff98a3e27a2aed9f0b8e1d7319e4214fc6b904d7155c1ed6afad86d05638eac0a
SSDEEP

768:YKQw15dWrmcAr8mBe/hu9/saC3Ke28X1/oX9veQJXLE:jQZrmrZMN3KT8X1Y9ve6LE

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1676	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe
1676	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 540	1676	AcroRd32.exe	92
PID 1676 wrote to memory of 540	1676	AcroRd32.exe	92
PID 1676 wrote to memory of 540	1676	AcroRd32.exe	92
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2836	540	RdrCEF.exe	96
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97
PID 540 wrote to memory of 2308	540	RdrCEF.exe	97

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\26e06856b268766f6d3c620141714de7.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:1676
- 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:540
- - 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=2CEF6986056249835F3B6AB58FEB7C8F --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2836
- - 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=12F178DCEFD88230D985A37D7C81B883 --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=12F178DCEFD88230D985A37D7C81B883 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2308
- - 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=F14378DAB74F19CFBBDB01FD906044D8 --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=F14378DAB74F19CFBBDB01FD906044D8 --renderer-client-id=4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2948
- - 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=45610849DFA1C0883DE7D9149A171503 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2412
- - 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=6E6F8CC1225C560517F17A501FC3927A --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1656
- - 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=5511FE97723C76CE8E94DEB47788EADE --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3400

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
6145c4c7c649622ff00dbb9b8f97b52b

SHA1
3dfef23e3b7f1ef5b81a382c7d897a3af8b63c40

SHA256
02bac118b418e613cc0b95c39a07987aa9ec42d57ea7581a5aef1886d3727406

SHA512
ef026ed0764c2fda1ac25d3e6b12e78d746d5464780fa623767cfda3b13974ad67825750b0fe3544c80776ff9318e6a4ac496bff795f203ced5cf4f9b52176e6

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