667944d60e1e150e971c31528284b3f068d657d09e6d0ff60f54ed1fe43bcaf1

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
12/03/2024, 12:01

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General

Target

c35060488084e8f494c3434cc400dc36.pdf
Size

275KB
MD5

c35060488084e8f494c3434cc400dc36
SHA1

c260fbe330abc9a5f3db7d0c8442d6d6d51d0890
SHA256

667944d60e1e150e971c31528284b3f068d657d09e6d0ff60f54ed1fe43bcaf1
SHA512

e043fe7451aa00b5a2d143dd224c22b9f5e144767dfbf6a4b78b1bbfe346b774be8e7b870d4f34ec5fdfb23988f90e7d416ddee43e8520fe9f1062a774f7862c
SSDEEP

6144:HMvYdaIn39ttl67Q+mU+fF5Lz++T0KVGGdaI4YSc83C:HMvYLnbtl60w+fz+BKwGdaIe3C

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
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1356	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe
1356	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 4488	1356	AcroRd32.exe	91
PID 1356 wrote to memory of 4488	1356	AcroRd32.exe	91
PID 1356 wrote to memory of 4488	1356	AcroRd32.exe	91
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3416	4488	RdrCEF.exe	92
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	RdrCEF.exe	93
PID 4488 wrote to memory of 3444	4488	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\c35060488084e8f494c3434cc400dc36.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:1356
- 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:4488
- - 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=24C98B662A318937C8CDBA4752C5F04B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3416
- - 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=EDEE1374B339A49D4F64BF6BC7FA6E27 --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=EDEE1374B339A49D4F64BF6BC7FA6E27 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3444
- - 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=F5299AE4262ADFA0A7571D1F9A76F099 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3684
- - 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=56830D355E37500DC1CFA09CA9485523 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1464
- - 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=07C04719E868BF62A3E3990AB460E160 --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=07C04719E868BF62A3E3990AB460E160 --renderer-client-id=6 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3928
- - 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=CD147FFDEEDAAFFE99529DF966436AC7 --mojo-platform-channel-handle=2848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

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
01f057c00eec1686e3c6367faea59024

SHA1
b2abde493eed437dcbdea0b4e31b22b9588c7c37

SHA256
f4aa61510d329b38d3f5d3cace542822c2067e0daf2f0a7fcd7a2b33bdedc554

SHA512
aa45129a3623ce5a1a51858b365e7b768bc09274d06038deb388ad26f51e8370c822529a99f52199e22056561e996e6fee27a25379fc98d849f5a4f245be3899

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/1356-26-0x0000000009980000-0x00000000099D0000-memory.dmp

Filesize
320KB

Download