252eef980e0bfd2fddf3e8afbd278c9477fd88a54e39eee958ee89f94fb9522c

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-03-2024 18:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cc157a48b9a3c65ffcf9305e1bab09e8.pdf
Size

35KB
MD5

cc157a48b9a3c65ffcf9305e1bab09e8
SHA1

ad2bfccba1e05b09532900a452a706717c90974a
SHA256

252eef980e0bfd2fddf3e8afbd278c9477fd88a54e39eee958ee89f94fb9522c
SHA512

55655b19ad4b4d6bccdd4b4fbc6a270b9c2e049ad2c60da2743b84c4d2bf769df172d4da12252d5fe9b4daf43a002c160b0c4d1b69f8cd588278c1de447dcea3
SSDEEP

768:mFmQtcR3lXs5ni3jx3Pleuux9OHrntPpTjRVHECA:6mQIci3jyuuxwHrntxTjPHECA

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
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3916	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe
3916	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 2308	3916	AcroRd32.exe	94
PID 3916 wrote to memory of 2308	3916	AcroRd32.exe	94
PID 3916 wrote to memory of 2308	3916	AcroRd32.exe	94
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3504	2308	RdrCEF.exe	97
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98
PID 2308 wrote to memory of 3212	2308	RdrCEF.exe	98

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\cc157a48b9a3c65ffcf9305e1bab09e8.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:3916
- 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:2308
- - 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=39E64EBE9329BF57EFEB5140C219F658 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3504
- - 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=F98CAC6B2B5E000A40E3955E4F013AB8 --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=F98CAC6B2B5E000A40E3955E4F013AB8 --renderer-client-id=2 --mojo-platform-channel-handle=1616 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3212
- - 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=CFD12FBABB1476BC6BA38B5290028B2F --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:456
- - 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=8BF561C452346B21A09B72DD337F6D9B --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=8BF561C452346B21A09B72DD337F6D9B --renderer-client-id=5 --mojo-platform-channel-handle=1796 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4984
- - 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=E2DE8D6AD4055E256EE39B02409BABFC --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4352
- - 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=8DEA77578D4BCBAF313F25FA2D54BF5F --mojo-platform-channel-handle=2828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4932

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4976

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
111cf685cd45d3173ba5d0243fc152f4

SHA1
81e85997e6c7ca7b91429d5f020170d360ccdaaf

SHA256
b19f50dcb76887c2ee530cdc89dd4ffa4d4c2f8119e41a59647f806d069af1ea

SHA512
de72a20f644d6f2586d205e32350b84425a671ccb2afeb724837bfa38da55fe658eea9ea2a4f8452771b07eee10e3fd212c709ec290a6526d7d1096ac1f33fe5

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