3f04d3267f818beec7a5f29a7780282bdf862a71669230b796b77700a494b55d

Resubmissions

21-01-2025 11:24

250121-nh1zvs1qak 10

10-01-2024 21:28

240110-1ba63sgfdp 10

Analysis

max time kernel
5s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
10-01-2024 21:28

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Report Analysis Logs

General

Target

163.5.169.28/SCAN-atoletter2.pdf
Size

168KB
MD5

94667972ade0e377d8edd7f16730a0db
SHA1

7e097e209bfcef8f11ff319fc5d2953fa436875b
SHA256

3d29d9e8dd685c045d594a530a29c873b9d6c1957e9616675a0087746d592fa9
SHA512

83fbf17fcf72f023f71a68583acdfcd65eeb8702c09f90d10af6e284eb400ce49802a3d26492e6cddc2406aadfdc1f6d14f01c7fc6498b6d2b836f60c81d3d67
SSDEEP

3072:9pAXRLFm5rv1Wqu9r1RRbgz/hdcJ0XWLtSvi6dzRov5dMWv4yqF:+RLF8Bux5grI9c6DTMPyi

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1436	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1436	AcroRd32.exe
1436	AcroRd32.exe
1436	AcroRd32.exe
1436	AcroRd32.exe
1436	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1436 wrote to memory of 2244	1436	AcroRd32.exe	95
PID 1436 wrote to memory of 2244	1436	AcroRd32.exe	95
PID 1436 wrote to memory of 2244	1436	AcroRd32.exe	95
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 4816	2244	RdrCEF.exe	96
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97
PID 2244 wrote to memory of 1412	2244	RdrCEF.exe	97

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\163.5.169.28\SCAN-atoletter2.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1436
- 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:2244
- - 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=551D795A64FCF756750C3822D81E6D31 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4816
- - 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=FA477C67877B7BF5030A6AF45956D66F --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=FA477C67877B7BF5030A6AF45956D66F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1412
- - 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=36EB77A4C41A437C9EA7DD0629306424 --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=36EB77A4C41A437C9EA7DD0629306424 --renderer-client-id=5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4608
- - 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=686D3D9B6DD28DFA6F25DAF6EFD5AB7E --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1048
- - 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=2D12B276F61A778CABEC94F85F3ACD7F --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4936
- - 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=38AAC14CBC2AD90042D50D73AA8652A2 --mojo-platform-channel-handle=2720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4544

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3456

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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