f0cac537d8d5f83567590cc9ad4a0d89ba4c9dd9ab99bbfd806b039a1adf2ee6

Analysis

max time kernel
144s
max time network
152s
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 01:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0a372203fd59358e2b13273ae8f88d4e.pdf
Size

71KB
MD5

0a372203fd59358e2b13273ae8f88d4e
SHA1

0adad5a441da2b7fe353bdcfc28c50d053987e19
SHA256

f0cac537d8d5f83567590cc9ad4a0d89ba4c9dd9ab99bbfd806b039a1adf2ee6
SHA512

48edca369ba352dce948f0f8523f433bfd4211f8dcf4f5c5a98554cec3bf41da58d0aba20f141f1971b1b6896bf13b2b908e480bd2d996fa55cb7c34a30e2048
SSDEEP

1536:X6sXT+BHFV0prwnWJw6zUyt585AFR8vREZrUPLWQJUtLyI5DWspORnp7:L+FV05wWJ3Uy1FR8vREait15iRx

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
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5420	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe
5420	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5420 wrote to memory of 2168	5420	AcroRd32.exe	94
PID 5420 wrote to memory of 2168	5420	AcroRd32.exe	94
PID 5420 wrote to memory of 2168	5420	AcroRd32.exe	94
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 4256	2168	RdrCEF.exe	95
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	RdrCEF.exe	96
PID 2168 wrote to memory of 2356	2168	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\0a372203fd59358e2b13273ae8f88d4e.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:5420
- 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:2168
- - 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=DA2C4EC51A509718F66FA88578741DDB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4256
- - 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=8CB352C06101A7AEEDEFD1558E980274 --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=8CB352C06101A7AEEDEFD1558E980274 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2356
- - 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=D21FD66F7D641E52805321AE44ED19A0 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5212
- - 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=380482002237513CF99A737E06E98E56 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5308
- - 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=2129CBAD78E0E1684903B160FCD4CD20 --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=2129CBAD78E0E1684903B160FCD4CD20 --renderer-client-id=6 --mojo-platform-channel-handle=2508 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4448
- - 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=25A29D08EE0657E778130BB2D854E6CD --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5928

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
8084a92235be0694798e858206eaceb4

SHA1
1ff29051446367e42681e6406d079ca3b034d86b

SHA256
bf9463c460f2960c2b9e22416851357355a42e72bbdc9edd9e28648e79619ef0

SHA512
2443b112789782efc03735e0e6b4b54a108b6bf8754b3315ce91241fd0b7b25e509901c5f21e385d10d183e516a02ce9088d26761323b55438a1963f13eb596e

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