2a032f07e8e9086f929f5b44fbe9b790db03074279e5f24ad0eb665ea621f7cc

Analysis

max time kernel
147s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2024, 11:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4e262f6450a11b6c224068e53b30d317.pdf
Size

34KB
MD5

4e262f6450a11b6c224068e53b30d317
SHA1

95fea2fc971dbcc6adaee6e6f043de56b7af8097
SHA256

2a032f07e8e9086f929f5b44fbe9b790db03074279e5f24ad0eb665ea621f7cc
SHA512

694fa8b8141b87e1470488ebf69c2e689c7205ef79c96489f64b0eae7c7f05d6bd1dd7c0c84b17afb12cbf847a8ce75a8ceb7c4771d2277796da154c47bbcebe
SSDEEP

384:z9Dd8MnQedX9tOz8Nk86siFU+0vGVnNQFRJABEq4B0FE//goACUSeNVXGXjPApsa:zVdhT/S8d6s+AenNQJd4FjXGzF8RR

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 4168	1748	AcroRd32.exe	95
PID 1748 wrote to memory of 4168	1748	AcroRd32.exe	95
PID 1748 wrote to memory of 4168	1748	AcroRd32.exe	95
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 4748	4168	RdrCEF.exe	96
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	RdrCEF.exe	97
PID 4168 wrote to memory of 3364	4168	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\4e262f6450a11b6c224068e53b30d317.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:1748
- 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:4168
- - 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=7770147360E0F07505BF46B33B0867E9 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4748
- - 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=171E4A293ED86FBC84A9697319CE9F21 --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=171E4A293ED86FBC84A9697319CE9F21 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3364
- - 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=75C63BF9BFD54742BE097D569A993B67 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3832
- - 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=D217F6B0BC3CD650CC7D4F6BB5A8F9C2 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=59ECA818C586921601A4AB206B677FFC --mojo-platform-channel-handle=2460 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4948
- - 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=97E62532CB02A38EB29E7A698CB6569C --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=97E62532CB02A38EB29E7A698CB6569C --renderer-client-id=7 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4984

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4076

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
505e5cdd6ca6e047ac6c18d600b8f09a

SHA1
fa965b12071aa01db381724ee4472be2dfd0a040

SHA256
411ae3dd947338b2a3cea0515135fb87c4ad8d2b5185aaad253db540185c05c1

SHA512
3c43ce00fff310b63d6ab23b5ab46181d31a6c1db8c4161bbd95db93d4aa7a6ca264c52b28640b61b6ff69ef00519234edff5924f16f54ca036d23feb809c4bb

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/1748-26-0x0000000009DB0000-0x0000000009E00000-memory.dmp

Filesize
320KB

Download