dc355c12429c73631ec703dadfa2544aa3f141291ecaf4e8b881c8c7df071792

Analysis

max time kernel
146s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2024, 02:27

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

3ba70bfeb6393b548d842767c5278f48.pdf
Size

87KB
MD5

3ba70bfeb6393b548d842767c5278f48
SHA1

f82b6049e3dcfe7071f9f37aa7c5cd67e7a34c37
SHA256

dc355c12429c73631ec703dadfa2544aa3f141291ecaf4e8b881c8c7df071792
SHA512

53a166a6b00de8aaa2b7e923bfe175ef3deb850e99004e7e484820d8eefe1005be7d1b97a57242d412170e201898aa6de077b0efcd3bf03e5d28eb02e22afe09
SSDEEP

1536:KbMPL5MjOHwOUSI/CyfQoqWvIUW8FMkP3Njo7eQmjIoSWwVW+4g1WapOtQzZrDz:jPOBXS+CyfQQrPZueQSe4gqtQzZr

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4632	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 4640	4632	AcroRd32.exe	92
PID 4632 wrote to memory of 4640	4632	AcroRd32.exe	92
PID 4632 wrote to memory of 4640	4632	AcroRd32.exe	92
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 3192	4640	RdrCEF.exe	93
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 436	4640	RdrCEF.exe	94

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\3ba70bfeb6393b548d842767c5278f48.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:4632
- 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:4640
- - 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=427E3D0A0518F0B242BE781A334613E0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3192
- - 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=647B0C1BB668640AB8A91138D1100E56 --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=647B0C1BB668640AB8A91138D1100E56 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:436
- - 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=34BB09646A8688DBE3EC9E7305903329 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1440
- - 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=E1B1D5FC52483658A0AEC5ED61D1FBC5 --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=E1B1D5FC52483658A0AEC5ED61D1FBC5 --renderer-client-id=5 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4924
- - 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=EC7ECF249491CB7CA456171933EC687E --mojo-platform-channel-handle=2644 --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=8911AC35C4077DABA48BE3C6FBD63CA5 --mojo-platform-channel-handle=2772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4424

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1796

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
cf821e7814f840c6bafa3dff111fd55e

SHA1
be9a0f5e926408eb491cd330d571ccf8ceadd198

SHA256
347d06e6b0911491de546c3ac3ff3e9913d5bc3229c751cc4115463de8a25cdb

SHA512
6b502e1caf2f93f42a213d7977e1e21fd5bd03969fa104401f034efdb4a5282f4489e146a5d3329cd257489c137546275f40ebfe36103577fcd5d1db14fbdd99

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/4632-25-0x000000000BAE0000-0x000000000BB30000-memory.dmp

Filesize
320KB

Download