02c704ad1fbeef5781c1642099ba860f2d81408f808b58d5359588aa332e37c7

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16-04-2024 09:55

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General

Target

02c704ad1fbeef5781c1642099ba860f2d81408f808b58d5359588aa332e37c7.pdf
Size

10.0MB
MD5

7ab83c3bdba5f4180b267a31dccc1e24
SHA1

b16b4ba2ab75a382bc437de81ade4725a31d048d
SHA256

02c704ad1fbeef5781c1642099ba860f2d81408f808b58d5359588aa332e37c7
SHA512

19a981e456a9e10caeb15c9bee0ad791c7af30e4255fb7c8a5426cd8984052b2f551affaae29ac089721576609a824a83511d9467c52a2c93848c03633eb2d89
SSDEEP

196608:no8/30+t2ihI8R8aRd6f2LnqUgv31UCmsF4UIqrA6Ezw:noU/Wau2Lq/mwIrU

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-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe

Suspicious use of WriteProcessMemory 61 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 1328	4732	AcroRd32.exe	105
PID 4732 wrote to memory of 1328	4732	AcroRd32.exe	105
PID 4732 wrote to memory of 1328	4732	AcroRd32.exe	105
PID 4732 wrote to memory of 1892	4732	AcroRd32.exe	106
PID 4732 wrote to memory of 1892	4732	AcroRd32.exe	106
PID 4732 wrote to memory of 1892	4732	AcroRd32.exe	106
PID 4732 wrote to memory of 432	4732	AcroRd32.exe	108
PID 4732 wrote to memory of 432	4732	AcroRd32.exe	108
PID 4732 wrote to memory of 432	4732	AcroRd32.exe	108
PID 4732 wrote to memory of 2216	4732	AcroRd32.exe	110
PID 4732 wrote to memory of 2216	4732	AcroRd32.exe	110
PID 4732 wrote to memory of 2216	4732	AcroRd32.exe	110
PID 4732 wrote to memory of 1172	4732	AcroRd32.exe	112
PID 4732 wrote to memory of 1172	4732	AcroRd32.exe	112
PID 4732 wrote to memory of 1172	4732	AcroRd32.exe	112
PID 4732 wrote to memory of 1792	4732	AcroRd32.exe	116
PID 4732 wrote to memory of 1792	4732	AcroRd32.exe	116
PID 4732 wrote to memory of 1792	4732	AcroRd32.exe	116
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117
PID 1792 wrote to memory of 4708	1792	RdrCEF.exe	117

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\02c704ad1fbeef5781c1642099ba860f2d81408f808b58d5359588aa332e37c7.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4732
- 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⤵
  PID:1328
- 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⤵
  PID:1892
- 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⤵
  PID:432
- 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⤵
  PID:2216
- 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⤵
  PID:1172
- 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:1792
- - 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=0873A5826F58A3FED8736598B11BCCDA --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=0873A5826F58A3FED8736598B11BCCDA --renderer-client-id=2 --mojo-platform-channel-handle=1688 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4708

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4264,i,7343566111344912903,8618626735805026283,262144 --variations-seed-version --mojo-platform-channel-handle=2900 /prefetch:8
1⤵
PID:3276

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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
64KB

MD5
1f0bb137a1f668632d162ae11ff7b8e2

SHA1
79828c2b56979f500dd7f415b28833eb6b2192de

SHA256
02e1ce8331a2165d363f90c0a2d3f00aa892a06a010c22b2de5cb1155173cce9

SHA512
d24c8773056326b5cdbf5df848284be92765fa87f01dbab16695a74ad9a24ead7ab210194ef28528f573a33048493e358c0f95c940272648484515c6def29cdc

Download Submit