de60e12ec5ae801d014d64184c39cc02a2348082579cb7b90e62b22a0c5e9150

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 07:06

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General

Target

4597615286003945c260a3d417f13e8a.pdf
Size

86KB
MD5

4597615286003945c260a3d417f13e8a
SHA1

7d018de45d7c6532c9816eb4595946394dbf8aad
SHA256

de60e12ec5ae801d014d64184c39cc02a2348082579cb7b90e62b22a0c5e9150
SHA512

172dba9612d57c2c9073d4309e654c20169e358cd2b9dd58e4351ea8bb2bf2f8009fe9ad9051571374def5482f753dcb7be347be39454aab5a10f0d79c14c240
SSDEEP

1536:sv1dMAXo2tyDr7hrsv8ibmLsCfpj1nyYBzkLnWKetowyGH2Xf5PsPOnWQpOCRs6:W1qoyfFrJsCfvyYZkiy0kfyOSCn

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe
4456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 772	4456	AcroRd32.exe	94
PID 4456 wrote to memory of 772	4456	AcroRd32.exe	94
PID 4456 wrote to memory of 772	4456	AcroRd32.exe	94
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 1728	772	RdrCEF.exe	97
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98
PID 772 wrote to memory of 2308	772	RdrCEF.exe	98

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\4597615286003945c260a3d417f13e8a.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:4456
- 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:772
- - 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=77A64B87A87FEB90D06B8A934937E8A9 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1728
- - 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=2E06ABFD2BC6AF710315D4390B3384AD --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=2E06ABFD2BC6AF710315D4390B3384AD --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=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=AB0B02B2452C78A8AD791C5C9B1F0CDE --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4956
- - 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=86ECEF2796D1D55344162D7A85CE83EC --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4512
- - 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=6325141655B061EABD0C9FF529982BC8 --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=6325141655B061EABD0C9FF529982BC8 --renderer-client-id=6 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:396
- - 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=6C41FB03DE96ABD45EC33E72D1C77DCF --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3416

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
919de1f01b1919928b581d1805a21ae3

SHA1
6001570392fd36f5211de0c83392d80e28c3d3e3

SHA256
2d8baca428f394420162642be011eb8443e3e6e8739c84d41670f236d6305c6b

SHA512
535810d6db80ec411f52f904cc9042508c71aa463d9e6121b24f8de3d81a15a01329a134d9dd21d0d6bbb64c3af6d2ce9f5651a5cc9cd3db6793b50454d51eef

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/4456-148-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-126-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-131-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-136-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-142-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-26-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-154-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-160-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-172-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-178-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

Download
memory/4456-184-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

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memory/4456-190-0x000000000B110000-0x000000000B160000-memory.dmp

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320KB

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memory/4456-196-0x000000000B110000-0x000000000B160000-memory.dmp

Filesize
320KB

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