e0af2e3c3c1cf017682b019fcd57740c79d009df07bf74a4e7afe10c868bd569

Analysis

max time kernel
141s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 17:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c139c4be9ddf235c32f98fa04a654063.pdf
Size

85KB
MD5

c139c4be9ddf235c32f98fa04a654063
SHA1

33f58d837f31e66b29cec1b8b24ae065ba68b63b
SHA256

e0af2e3c3c1cf017682b019fcd57740c79d009df07bf74a4e7afe10c868bd569
SHA512

d509ec932f5fb32dd6b1e22ad8d11ae97d9089e3d317f1f9665cc06f3a8f69b86df8e1dba332d46ff61e925d18e94d08d98f1d63c670d90fc2deb71da439d96c
SSDEEP

1536:qpLlm+RVTO4kiQY2YY0/QMh98QxoZkjPi4yp0k8wG4W4DdRmQtkiW8pO7Ckyt:cpm+RVO4kkJ9oM38QxoZkOV0k8VEkJ7w

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3396	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe
3396	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 2484	3396	AcroRd32.exe	95
PID 3396 wrote to memory of 2484	3396	AcroRd32.exe	95
PID 3396 wrote to memory of 2484	3396	AcroRd32.exe	95
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 3888	2484	RdrCEF.exe	96
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	RdrCEF.exe	97
PID 2484 wrote to memory of 648	2484	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\c139c4be9ddf235c32f98fa04a654063.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:3396
- 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:2484
- - 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=BC69CEBC74BECDDFC196B7DA0F87DC37 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3888
- - 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=66A98CB2DB8DBFE3788B7AAE8321FDDB --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=66A98CB2DB8DBFE3788B7AAE8321FDDB --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:648
- - 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=0BBF5A6B760A8E7DEC09681739C21BF8 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2772
- - 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=AC9F399F302031BFCB5158F2886BF9CA --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=AC9F399F302031BFCB5158F2886BF9CA --renderer-client-id=5 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4560
- - 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=E546BE49E39966A078BE561F542A36C2 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4980
- - 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=82F8EEC08210D72570ACAA485BFAC3B1 --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1828

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1968

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
714e80a48281e079f52b8034b333f162

SHA1
01a90fd6256ec9c1b8baddd5c688cf3a1723ab32

SHA256
d40f314b3dbd3c6a3cb7d3cbbecdae5c7f5d56e224764ebad0aa0ac58d241a27

SHA512
3ab215df29e0e61782db6b9ea32b7fda2d23db25e0791cd74e72356f471a74d478f61a3689997d0a74f8688a27f7f3c2b27490bcb30f644e6a37447cc285824b

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