f32548ce8270d6f4b49f9f23de23d4aa06a9462c2ef7389e4708066694ec6f64

Analysis

max time kernel
140s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
15/02/2024, 21:48

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General

Target
f32548ce8270d6f4b49f9f23de23d4aa06a9462c2ef7389e4708066694ec6f64.pdf
Size 64KB
Sample240215-1nrplaaa67
SHA256 f32548ce8270d6f4b49f9f23de23d4aa06a9462c2ef7389e4708066694ec6f64
MD5 457f8a2d7de83d48f224917a2e2d18e5
SHA1 f88cd4124e5cae986f36d8e4fe21b0ab9f5ff1a7
SHA512 b2833c0fbc6298fdd923f5719ecb03ccca933688a20b4f7abb1a42ef9661e1f7fcf86088d8b039f93ff6e03b3e4593c999ecf8d4e7c547c3142c10967896f17e
SSDEEP 1536:nsw0nqgrI+ScVwU6fFJLG4SwsenHWo27F9ez4CZli5jm7:nsw0nBrmPB9JLGWsenHWz7F9naI5jm7
MD5 SHA1 SHA512 SSDEEP

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
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4804	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 4224	4804	AcroRd32.exe	85
PID 4804 wrote to memory of 4224	4804	AcroRd32.exe	85
PID 4804 wrote to memory of 4224	4804	AcroRd32.exe	85
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3848	4224	RdrCEF.exe	87
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86
PID 4224 wrote to memory of 3316	4224	RdrCEF.exe	86

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\f32548ce8270d6f4b49f9f23de23d4aa06a9462c2ef7389e4708066694ec6f64.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:4804
- 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:4224
- - 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=203E41355D1AE01F987BEE54E71E6DE5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3316
- - 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=D3B25439F96E1C8C3963EB14F4C3D47E --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=D3B25439F96E1C8C3963EB14F4C3D47E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3848
- - 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=9C7B9567FA442645F3AF21675F521DD8 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4556
- - 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=2D0D70ABF73956F8D6BBDC8DF5FE6006 --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=2D0D70ABF73956F8D6BBDC8DF5FE6006 --renderer-client-id=5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:780
- - 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=E22AB7D7777D7D23ED9B7A21C37032CD --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1444
- - 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=C7ED00C79A56DCB59432CCC419371B21 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3704

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 cc14ee94d73560107339e423e7d796f002145c3840eaea7fc448faddefbbb3d3
MD5 540f2a669b6b9fef8370aa14fc70d92f
SHA1 1d79822e4caecb658ab918b4f98d37e9a179ce62
SHA512 0f8fa0800e5e9b4f08eda98aa6a62397c372a6f88166caaef573cccc4e4f113d687171899ed1c1c365b8d9aad0222332403ec2e9e3bd6cf30d1c87948aa77519
SSDEEP 384:yelzdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:U+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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memory/4804-28-0x00000000096E0000-0x0000000009701000-memory.dmp

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