ac13144f54d1d4283b0cc778bede0314d170f5a5f7cc0187161ce04cf32bbe8d

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 01:42

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General

Target

ac13144f54d1d4283b0cc778bede0314d170f5a5f7cc0187161ce04cf32bbe8d.pdf
Size

497KB
MD5

260e4a2119e8004b848094782e744d69
SHA1

11ea0909055b8a01a4e2820e15efb9277e0c0d69
SHA256

ac13144f54d1d4283b0cc778bede0314d170f5a5f7cc0187161ce04cf32bbe8d
SHA512

6fea972cffc9f568238ae2d8ca479ba5828e2793467fb0199a20673b7078bd0bf589851ad51f1752c2ccac41ceaa2210b96ea33515a20e823415d37dfac08669
SSDEEP

12288:suEDhxgyrtLaFnde0+NOnoZHrHB4qPCOuoJSCmnWcLB4Oe1pSvWWDNZQ:sudyRLaNno/ov7tiKvxZQ

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-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe
2492	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 1204	2492	AcroRd32.exe	91
PID 2492 wrote to memory of 1204	2492	AcroRd32.exe	91
PID 2492 wrote to memory of 1204	2492	AcroRd32.exe	91
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 3236	1204	RdrCEF.exe	92
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93
PID 1204 wrote to memory of 1156	1204	RdrCEF.exe	93

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\ac13144f54d1d4283b0cc778bede0314d170f5a5f7cc0187161ce04cf32bbe8d.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:2492
- 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:1204
- - 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=EC9B4DD6DF1148C48C311FB27277E14A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3236
- - 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=AE73A73D54627493A43D30E3161D0F56 --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=AE73A73D54627493A43D30E3161D0F56 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1156
- - 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=47B37C33790FFC34F20085D29AEAC280 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3856
- - 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=550699B870F862DD051B87C296AB07A5 --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=550699B870F862DD051B87C296AB07A5 --renderer-client-id=5 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:748
- - 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=E13843239AE757A81DA14B7D40178A0B --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3840
- - 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=F8FAE1C2AD119A44F92D049C0A9F03AB --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2960

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5028

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
09ec74b87544a55bcadd814a260523ae

SHA1
83eb8270ec33ae786b62fd69b9d763b5f2779875

SHA256
9f175a1205f9dd813dd636c3f511e40b60086c449229f499e763828b5d81790e

SHA512
dd944b0b82aa422c9808b7d1163703d3eab28acf9990e41ea545c7d801a7659660a76a303bc8dcf786d8adcdcfa0d912303a7bae11f85dfc3e41f849f5028afc

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/2492-25-0x000000000BE80000-0x000000000BED0000-memory.dmp

Filesize
320KB

Download
memory/2492-28-0x000000000BE80000-0x000000000BEA1000-memory.dmp

Filesize
132KB

Download