568851c8ca61760b9302454df6989ae833611af8a1160567a97a69d2b1ad03c3

Analysis

max time kernel
159s
max time network
173s
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, 14:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3a21b7d5ea8cbe89abd9f0e64bbbbaa6.pdf
Size

82KB
MD5

3a21b7d5ea8cbe89abd9f0e64bbbbaa6
SHA1

8c97a57377532143adac480223f5c29b26a51b74
SHA256

568851c8ca61760b9302454df6989ae833611af8a1160567a97a69d2b1ad03c3
SHA512

fafefedcd5ee38e71e6e2402814c0f766f02a2ca67f0ae1a1893da40ccfc42b3373590cfe6d4f0fd2fcb496424a6ba32c344050b827dd796b89f38cee9d44b04
SSDEEP

1536:d3x4kzc0lzisk0xSzqy46M/e4Jnvr3ZBWkNpOPT9ZWfRWF0VGTyFgqgqMK:O07k0xSWZ6M/xn7ZKPT9ZWfb82FgqT

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1212	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe
1212	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 1676	1212	AcroRd32.exe	93
PID 1212 wrote to memory of 1676	1212	AcroRd32.exe	93
PID 1212 wrote to memory of 1676	1212	AcroRd32.exe	93
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 4972	1676	RdrCEF.exe	96
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	RdrCEF.exe	97
PID 1676 wrote to memory of 3496	1676	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\3a21b7d5ea8cbe89abd9f0e64bbbbaa6.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:1212
- 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: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" --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=35C261EAEED7143656D749AB4C4775CC --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972
- - 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=97AFBF075422A6F646977F8C7F898F83 --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=97AFBF075422A6F646977F8C7F898F83 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3496
- - 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=FAB56809CE34A20097023D23B38DF78F --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3404
- - 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=3C4688947A411F268EEDFD4C56CB59B8 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2732
- - 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=17F6BDC5453FD72F6AB50211C85A3EB2 --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=17F6BDC5453FD72F6AB50211C85A3EB2 --renderer-client-id=6 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3228
- - 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=32A72A845299151A78118519FBDE80B6 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968

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
2a5907ff13902729f48afc31f4523572

SHA1
4a9af255c5f21e7f46415062746fc6daebc379d7

SHA256
14ab4d45938d94b10c5742a838d5f1d008baea69af235e853536b931bc5a0139

SHA512
e9a1fafc09fa61684a042cdea8832c1faf190fbda86e012eda6bb10d2484da66a3854fdc7611e3362f918dbe9d6b0af0f307a150bcc68f0c7bc268bd15f29d9c

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/1212-28-0x000000000AD80000-0x000000000ADA1000-memory.dmp

Filesize
132KB

Download