8d644d8f4d412867348db8718e187fb779133cc2598fee178f4da384e22124d7

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 11:07

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General

Target

16c428dae69cd31aae463dea0bf9fc92.pdf
Size

76KB
MD5

16c428dae69cd31aae463dea0bf9fc92
SHA1

b8394805ab9a807906f24216223eafde93b1f548
SHA256

8d644d8f4d412867348db8718e187fb779133cc2598fee178f4da384e22124d7
SHA512

ac9c3db031ca0023162cafbdebdbfaa7bf9925d0aab9398c75b1b83c518d7a71a4f2d273ae9c09ebe7e688652d4de0d92e6479ef3c568ef7150967af11776877
SSDEEP

1536:Jss5gwIChzSkTEHCkE9MWMrEmZ2hiDmebPOLTlZWg4DnYgnYP96tBI71:x5MChzSkECxMrEe2sSqLDnFnY+Ba

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1560	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe
1560	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 2400	1560	AcroRd32.exe	92
PID 1560 wrote to memory of 2400	1560	AcroRd32.exe	92
PID 1560 wrote to memory of 2400	1560	AcroRd32.exe	92
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 4208	2400	RdrCEF.exe	108
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	RdrCEF.exe	94
PID 2400 wrote to memory of 1256	2400	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\16c428dae69cd31aae463dea0bf9fc92.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:1560
- 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:2400
- - 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=472E2EE24E607C9A0FF0DC5CA770F42A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4208
- - 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=0DCF9865B97EB582B9209171DD59CC42 --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=0DCF9865B97EB582B9209171DD59CC42 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1256
- - 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=6B770CDC04E34814A8FB8D208FAC7F9D --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1872
- - 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=4CC4AF8E77767B37855C3EF0C895B8AC --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3740
- - 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=3BB6BA885465AB5174993146613E0D60 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4776
- - 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=72EF7AC8E97034737E100E776988678E --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=72EF7AC8E97034737E100E776988678E --renderer-client-id=8 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:764

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4888

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
PID:4776

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:4208

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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