c44ea5fc974bb58a2e616265376c7182bc6828955d5d2725aee8b037641bc3c4

Analysis

max time kernel
167s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 23:30

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General

Target

66518a2fb613d133a3e01cf4dc95b47c.pdf
Size

43KB
MD5

66518a2fb613d133a3e01cf4dc95b47c
SHA1

7521e50ba5b7e72dd02077d55d65bc4d8b01b24e
SHA256

c44ea5fc974bb58a2e616265376c7182bc6828955d5d2725aee8b037641bc3c4
SHA512

64f6652351398795e06aabeff69553632c2571656458f1249e3a4bef9a69dd6a3734eece22522f8930346101254cbe7c545a3a96b1ced0130376c9730bbba4f8
SSDEEP

768:bJbxHrr7j6jfgiKJGQTvyLdg2KgugWql++uAnxAQBdqmb:bzrBHJOg2r/WFC3Bgmb

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 4148	3528	AcroRd32.exe	93
PID 3528 wrote to memory of 4148	3528	AcroRd32.exe	93
PID 3528 wrote to memory of 4148	3528	AcroRd32.exe	93
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 4376	4148	RdrCEF.exe	95
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 2060	4148	RdrCEF.exe	96

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\66518a2fb613d133a3e01cf4dc95b47c.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4148
- - 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=6F042232D1FCA5FB8625A60CE53376AE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4376
- - 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=0651970862DA42800624E4D672CE1DF1 --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=0651970862DA42800624E4D672CE1DF1 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2060
- - 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=DF6B60C6BD0B0951305C80BF11FC31A2 --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=DF6B60C6BD0B0951305C80BF11FC31A2 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1920
- - 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=C0696C7E7C456A93FCAF98495F37532A --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3628
- - 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=36D112CD47517E3DD3CF80121C7BE0CC --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3856
- - 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=6D3C3566A0A173210578783F1482A531 --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1432

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3500

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
293fd949a1af25514fc97988265c701e

SHA1
b4c8b51971678e1dc673b3df990cb0a29d0a74d3

SHA256
005604d8919f0a29f4be9156b9842f5549cc9066d37df934898c2963179c1b64

SHA512
bdb716f1952420c2cabf2c1e6b6cc3efc70ada8871f6c7028b81acbd951e09be931979f58881fd5c99d9b16c1741257b03cbea54a51ecfade72fe55a8f103767

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/3528-75-0x000000000A5E0000-0x000000000A601000-memory.dmp

Filesize
132KB

Download