a498a7fa674986ddbd4e42ffa6c419e79c04b7ae183b9b883fc2c3fef0676373

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 19:25

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General

Target

7dcd2e72b4197498cfef4f7f655d0084.pdf
Size

62KB
MD5

7dcd2e72b4197498cfef4f7f655d0084
SHA1

c4c00a58cccd1ae95bfb178eaca2cb973e2a7666
SHA256

a498a7fa674986ddbd4e42ffa6c419e79c04b7ae183b9b883fc2c3fef0676373
SHA512

436cbedaaffc0e2c86612cf65fd271422da44b0da3942261c3d27283758a31f4842fcf3106ee2ff6949bfb78391196d10f472eb97c10bcaa755c59bc6d8656a9
SSDEEP

1536:GX+gH93TRq+6QJS8FOqCQluN9kvPoNMZfim/27OiO70h:gRT0QShqCQsQX6MFiobe

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2496	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 3016	2496	AcroRd32.exe	93
PID 2496 wrote to memory of 3016	2496	AcroRd32.exe	93
PID 2496 wrote to memory of 3016	2496	AcroRd32.exe	93
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1404	3016	RdrCEF.exe	94
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95
PID 3016 wrote to memory of 1336	3016	RdrCEF.exe	95

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\7dcd2e72b4197498cfef4f7f655d0084.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:2496
- 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:3016
- - 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=2CDD7D538151B23E79AC72CA1BCAE617 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1404
- - 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=9D01E6B49CEF56D2D89C31E781EE3B5A --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=9D01E6B49CEF56D2D89C31E781EE3B5A --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1336
- - 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=4C9C8B553B07D55E2B02A0584F3AD766 --mojo-platform-channel-handle=2192 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692
- - 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=E0382E98180CA73D92A2FBF0988FC8E3 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2932
- - 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=C1054678DF9E403E2E87A91BF87D49DC --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=C1054678DF9E403E2E87A91BF87D49DC --renderer-client-id=6 --mojo-platform-channel-handle=2208 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1380
- - 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=40F5051CDA7D6415B5FE7B587A337A1B --mojo-platform-channel-handle=2716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3248

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
45398934a191376fefe3b406a9155079

SHA1
6f72d087e9c7c275d6768f8fbae5fa63a7bbba0d

SHA256
2b641a0c81e55e7dc2fe0c04eb43d865d8a7e611c30b7cfd532c2eca14e7eec6

SHA512
d48ad86616f5ce5f09e1811c3c569e1ce49145cf3969d637bb7e849d2279a52780d72b584f4021cf60edd4b6790152374331e4e710bee220503c137407834407

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