95e0f11374b1e4e4733faee60f15901fa89b8be462b91295f270555c542720b4

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 08:12

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General

Target

13182f9b9dbca7f9f1ddea8d0beda88b.pdf
Size

93KB
MD5

13182f9b9dbca7f9f1ddea8d0beda88b
SHA1

4355eb8724eb2612f6766d4a03bcd6cb9fec22e0
SHA256

95e0f11374b1e4e4733faee60f15901fa89b8be462b91295f270555c542720b4
SHA512

111d6d424745ed892ee89f1e5063c9bbb513d8c1e08f503249bc0d8f9765e266c5c016c1981b7802958e5390bbf1c97cb1131b933177da19523402b76339c9e3
SSDEEP

1536:XHsITUYk6RGOkiYGj5uZrpKb7eoISY+tW3A3ewuhAWWypOlWWxSvaBjbgDrkD:cya6RGOkiBYfKW+80ewuhA3lDSvOkE

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1252	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 1520	1252	AcroRd32.exe	96
PID 1252 wrote to memory of 1520	1252	AcroRd32.exe	96
PID 1252 wrote to memory of 1520	1252	AcroRd32.exe	96
PID 1252 wrote to memory of 5116	1252	AcroRd32.exe	97
PID 1252 wrote to memory of 5116	1252	AcroRd32.exe	97
PID 1252 wrote to memory of 5116	1252	AcroRd32.exe	97
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 228	1520	RdrCEF.exe	98
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99
PID 1520 wrote to memory of 4368	1520	RdrCEF.exe	99

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\13182f9b9dbca7f9f1ddea8d0beda88b.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:1252
- 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:1520
- - 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=F64D404D402A1C9F4779204E6A596371 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:228
- - 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=864B80312645D81DFB4FCE21B9A7F6B6 --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=864B80312645D81DFB4FCE21B9A7F6B6 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4368
- - 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=EDFDB704273C54CD784607610D15AF8C --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=EDFDB704273C54CD784607610D15AF8C --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1984
- - 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=7EDAEF41AC30B66BB3DFF71887BEF230 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2892
- - 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=954CA44002DA8FFC72671782C0F0DD1A --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2288
- - 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=BD4A5D98EFEDCBAFDF7D26960F02A520 --mojo-platform-channel-handle=2500 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3140
- 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:5116

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
64KB

MD5
c72973b65f885076bc4270fb62ef71c8

SHA1
8171a03eeb99a4c5cd7c9883b96e2953af7a037b

SHA256
f442092899361203cc4ea66c48ac946594755e3f1987565e400ff3d7011c224a

SHA512
528142db50375563c8d5bb68035880c333a173761071ac90b0e0e57e02d90797b1c155cc50f708e66a2bada3f01a95449c0194a3ddf9d5c2c0f026fbf365a10a

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/1252-29-0x000000000B890000-0x000000000B8B1000-memory.dmp

Filesize
132KB

Download