8556bb4927d63dbed7c87225cb9966f1a61fec1ca710373e0eef4e8ec74141c9

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 10:32

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General

Target

079e3c4a7987c4d116f2b80b4e0b1115.pdf
Size

34KB
MD5

079e3c4a7987c4d116f2b80b4e0b1115
SHA1

37737b7c1ea61b63b7e972ae9b519007fbe63a5e
SHA256

8556bb4927d63dbed7c87225cb9966f1a61fec1ca710373e0eef4e8ec74141c9
SHA512

393f206c340eb81072cf199d8f47a5326328cc124b0af5acb12cdfe1870d79922f3fdcf53386ce2ab6ea76e2cf8046cb703e0ca3bc21d8764cacf7931721ed60
SSDEEP

768:IW2CRiJOxOvne6ptuOgVVnbmMFOuxzuUPGcLPRofNF:u8etbmnrxiKDRaNF

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe
3556	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 1484	3556	AcroRd32.exe	92
PID 3556 wrote to memory of 1484	3556	AcroRd32.exe	92
PID 3556 wrote to memory of 1484	3556	AcroRd32.exe	92
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2496	1484	RdrCEF.exe	93
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2980	1484	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\079e3c4a7987c4d116f2b80b4e0b1115.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:3556
- 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:1484
- - 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=8C2632E624C602345254DC4CA79054A4 --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=8C2632E624C602345254DC4CA79054A4 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2496
- - 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=22EE30467965E6AE954D4F245AFFC484 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2980
- - 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=43D6CBE47496D9C986E2F0FF86BE2B00 --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=43D6CBE47496D9C986E2F0FF86BE2B00 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3588
- - 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=F2F97FA1DC04B6E66E40C8FC79DBF11B --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3092
- - 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=4375372BF04E1A5F5220C209A125CAB4 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1284
- - 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=721D871879B749DE2E6F353CAFB1AA9D --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2540

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1344

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
34bd2b53f7fddcc86afdbd1ad79a2676

SHA1
469f96000271a46bffd63011093fd371172981f4

SHA256
0091799132c894d3992b06cfcf671d704a2f06801da706b0d55f2f585be26666

SHA512
cf91be63f9b6371fd6cc4d2da7df3b50a3f2e1a3010a7003761874496187528b92289006377954b512727c480bd049d5b46898176f7aab554349f2e9f35f1360

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/3556-28-0x0000000009800000-0x0000000009821000-memory.dmp

Filesize
132KB

Download