b70710956afa6fde62cf1a6b0b55765a6a470704a7d62f1c6f5b96ca2c289b77

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 01:21

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General

Target

22c6b35ac01c0da409ada0d044a14dde.pdf
Size

23KB
MD5

22c6b35ac01c0da409ada0d044a14dde
SHA1

f76e071f5830406c6316f8859ef2d7ebe0820da0
SHA256

b70710956afa6fde62cf1a6b0b55765a6a470704a7d62f1c6f5b96ca2c289b77
SHA512

277f392f97febbf35d05002340cd3409bb85a56e743b351926640595afc81b7d8115a5ad0b5a6bbb17b1c3e8d2353dc84d4460bdbe45d5dc5a114351fcd97310
SSDEEP

384:0s1v1+d5y8xqfK4V69e58LQBxgNKGSIY1AQMoDtIuBcjIiDijX1:xNAdDqiGJ58LQBxsCAZoDtPckKCl

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
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 4824	3944	AcroRd32.exe	91
PID 3944 wrote to memory of 4824	3944	AcroRd32.exe	91
PID 3944 wrote to memory of 4824	3944	AcroRd32.exe	91
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 4476	4824	RdrCEF.exe	92
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	RdrCEF.exe	93
PID 4824 wrote to memory of 3064	4824	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\22c6b35ac01c0da409ada0d044a14dde.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3944
- 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:4824
- - 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=01ABAB9EBCFB1B3EEAC46A68398EA120 --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=01ABAB9EBCFB1B3EEAC46A68398EA120 --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4476
- - 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=8779940790091589C945AAA2AE153154 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=AA407773F87157E96DE16AD2D35762EB --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5028
- - 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=D1621488B422E72D84669F50BB2F5B5C --mojo-platform-channel-handle=2116 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3528
- - 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=E8AC522C5D8A1EB26EA679F3C694DB86 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4712

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:416

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
b8d7d804cababe28104ccd13c490e5ea

SHA1
209e995b0e7a00f191392dd71c988dbbcbe26971

SHA256
cb119b60a31464a84fb6a7bb313a5793f48235e3b31862ac2e8b99f9e7317509

SHA512
1ef7d12945893d74ec7424e138de629794371fd32bd5068ccafb1be38451ea68a7a9bdad1c80cebcd4408cf94c352a4202cdd22275a6503407e7a87588a696b9

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/3944-53-0x0000000008820000-0x0000000008841000-memory.dmp

Filesize
132KB

Download