403869f7a06af3b9702973562081cb6a7b25b0cb3fbfb417de442c2adce85f8d

Analysis

max time kernel
152s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 21:44

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General

Target

1d6ae513ec911f06c8be4a4a5b0d887e.pdf
Size

11KB
MD5

1d6ae513ec911f06c8be4a4a5b0d887e
SHA1

85045070f1c915ae1fb58f9a5a355b8ddaedca96
SHA256

403869f7a06af3b9702973562081cb6a7b25b0cb3fbfb417de442c2adce85f8d
SHA512

0365e61474f382df6a619937c959231edf667b83662e4cce45f6459441e3fc824662f9f3fc3178eda2a31804d7a7a656985f45cda9811357d43bf2e51c7243b0
SSDEEP

192:bONbedw+lJ51Z/jsBtOkhwR23QsgOpBwjYN5a8qemlGV0+DMlGk4tDPkXiUYOrJ9:bONbedw+lJ51qoRQz3N5a8vYSES5PkXR

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4128	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 3764	4128	AcroRd32.exe	91
PID 4128 wrote to memory of 3764	4128	AcroRd32.exe	91
PID 4128 wrote to memory of 3764	4128	AcroRd32.exe	91
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4008	3764	RdrCEF.exe	92
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	RdrCEF.exe	93
PID 3764 wrote to memory of 4620	3764	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\1d6ae513ec911f06c8be4a4a5b0d887e.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:4128
- 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:3764
- - 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=82DAC33862C44FE3824759231A55A1E6 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4008
- - 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=5552EB2BFAFE7B4B785D534A5EC5B5CE --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=5552EB2BFAFE7B4B785D534A5EC5B5CE --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4620
- - 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=D19F6BE01760D3CDBB0B723D338B288C --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=D19F6BE01760D3CDBB0B723D338B288C --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3088
- - 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=F3E4D62B49302272A9A2808D4740D54B --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2192
- - 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=154913B1E05C8A881A54245C92029E0C --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3376
- - 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=93741B7B775D9935DC94989B20D9E565 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3972

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:800

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
9e8b2da57220e95c76dd5667f41a28cf

SHA1
46358f70f280393f0c0eb098cdae68f98972d9f5

SHA256
0c74d1c8ea4aff13ad066d3c0c17f1926bf96029daa88d0d687fc9577827c2d4

SHA512
a0a734eaefd1d289693d5cd58eb36c6b12724885eca6d43366303c3344f0a506a81784bf8c355b3eb72258694b40f5814ed092e241f23f67e05d993639c9da9f

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/4128-135-0x0000000009EB0000-0x0000000009FFD000-memory.dmp

Filesize
1.3MB

Download