3ba40a25f1990652c3578199a88bbcc568234d38cf848b0a73fd84dbd2bead2d

Analysis

max time kernel
133s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 07:41

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General

Target

RANGE-02062024231833.pdf
Size

23KB
MD5

25cdeae2ce4e4b98f953961426b5eb5c
SHA1

1cca1007ae8a757a247d98ef5003e395e56cb1e3
SHA256

3ba40a25f1990652c3578199a88bbcc568234d38cf848b0a73fd84dbd2bead2d
SHA512

f875ed1b98ca2a7d873fc2c70ddaa93a22aa6fb02dff19001ea0a1cb75f2b025d7012a211ff584815f9e91a2c11fc584fb210800e7491c4750208577bf33d279
SSDEEP

384:w0DWrLOIkkAutEhxACgo0dVsa8h8NIIUKfI4nP7JPx:w0DYb13vW8NzBPx

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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4476	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe
4476	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4476 wrote to memory of 4560	4476	AcroRd32.exe	88
PID 4476 wrote to memory of 4560	4476	AcroRd32.exe	88
PID 4476 wrote to memory of 4560	4476	AcroRd32.exe	88
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 1088	4560	RdrCEF.exe	89
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90
PID 4560 wrote to memory of 3472	4560	RdrCEF.exe	90

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\RANGE-02062024231833.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:4476
- 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:4560
- - 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=A40E83FB2E34A698589850EDA4382142 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1088
- - 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=20D97B68A79F92AFB758446AB3FF2416 --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=20D97B68A79F92AFB758446AB3FF2416 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3472
- - 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=5DB070228550A406218FA7F546B06E6D --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4532
- - 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=63A21CD2E30EC4FBD94790A660E35001 --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=63A21CD2E30EC4FBD94790A660E35001 --renderer-client-id=5 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1776
- - 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=81F7F4C7368F43C9784015DA03F7E3D6 --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1972
- - 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=B9CF9A5AE638C8D0392B32702D4104C0 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3260

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3224

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
43f6af7f33dc04040e6acc8e2439134c

SHA1
f79b3c49f268190fd85bad6ba801c1eb0c7e6dea

SHA256
053bfed1bc8318c470b07c6ff134d7da2f2cc22822f889e0bf45b654d84fda45

SHA512
fcef3ec522ddbd75180ec237ee28a4e00d8fd20fc962610844709ec2c0bd7b8d5028ad25fb8c9d32d4b06f4b6166c8a917b6a90fc0d977ff021622bb73806a65

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