1312269eb019eaa8bd50124d10494eaa6f78e6a39e7e25d42d146b5e70bd62d6

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2024 13:43

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General

Target

7ffae58976409830863a1ea41d3cb37a.pdf
Size

72KB
MD5

7ffae58976409830863a1ea41d3cb37a
SHA1

c2c53c8be01e23a9c95216e6c513389457ff8e0d
SHA256

1312269eb019eaa8bd50124d10494eaa6f78e6a39e7e25d42d146b5e70bd62d6
SHA512

149418f891eb40827d8688d251141350a58b9ccb3ef041328bfad895afff20d632bda6921fc43bcc433ee05bd697fc6ddb6205b35c5d47ef2f19c7acd5f2e790
SSDEEP

1536:UohTqkOaHZsLc2DOjZBcWhCB2IfLO3L7qmfljsYcPtM:5hTVHWDOjncWhxXb5AYcm

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2472	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe
2472	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 4612	2472	AcroRd32.exe	91
PID 2472 wrote to memory of 4612	2472	AcroRd32.exe	91
PID 2472 wrote to memory of 4612	2472	AcroRd32.exe	91
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 2260	4612	RdrCEF.exe	93
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 4872	4612	RdrCEF.exe	94

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\7ffae58976409830863a1ea41d3cb37a.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:2472
- 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:4612
- - 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=02C2E1AF6715716ABE3682B4F2E2CD98 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2260
- - 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=F3E46C14BAD0D6667328D661560C1443 --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=F3E46C14BAD0D6667328D661560C1443 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4872
- - 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=B8D030CCCD0085461F6514E9CA76E00A --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3188
- - 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=8B64FF7E4C9FEBADDA143BF1C39500F2 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3048
- - 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=A34B92426665BB451A2DF084DB897A57 --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=A34B92426665BB451A2DF084DB897A57 --renderer-client-id=6 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3912
- - 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=FF000B8D3E875E0807EC5C6160643A7F --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3332

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2124

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
b171cbbe61ac559b9bb6c33a6c69c482

SHA1
0fbc45222479b371394518b1a541966a5cfafe78

SHA256
d06e7dc199fa2e2de835990bc8193df0222e1ad79c98a8c92bfbcbb730860fe5

SHA512
6a3032bc8349d670cbbd1ff856aa2ff3077240e7ad1e23d7354e18e429621d670405592cb65a453021ca40969f92e13c3328faf64ed6aedcd1a8e203f194d42c

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