7552e047e67fb2cce7660df1e2e981ac6485900c2d91804e553ee373f940b691

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 07:24

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General

Target

e11be1632c431d9aa2c9ab60a8b2aa8b.pdf
Size

47KB
MD5

e11be1632c431d9aa2c9ab60a8b2aa8b
SHA1

72aad99e0984df9a457a241e3074ee19817301f1
SHA256

7552e047e67fb2cce7660df1e2e981ac6485900c2d91804e553ee373f940b691
SHA512

0de1b00d01ed02007d9bb4c5774ec6aec5e8aa46c2c0109ec31b85f7a2764ceef721008fadb030df2096ece0ae4653f6c9a7a0b552f0cc342aca8cedbf4cd442
SSDEEP

768:bY5VtdoV2VpUfEwonFBYY43lz0n0l4eS26OYXb0GQ6iXWxwxlbBOSCAxzULjAoZZ:s5/RpPwmFChKCL9NiTZUc7F+6

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
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe
1736	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 4752	1736	AcroRd32.exe	85
PID 1736 wrote to memory of 4752	1736	AcroRd32.exe	85
PID 1736 wrote to memory of 4752	1736	AcroRd32.exe	85
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 4172	4752	RdrCEF.exe	86
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87
PID 4752 wrote to memory of 1344	4752	RdrCEF.exe	87

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\e11be1632c431d9aa2c9ab60a8b2aa8b.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:1736
- 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:4752
- - 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=73EAE1BC44F82B572C2E45808BC0C51C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4172
- - 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=991F7B04D8E3042D2A87C9207215798B --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=991F7B04D8E3042D2A87C9207215798B --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1344
- - 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=38F5529FBA8C9E2C334D48C883B0D20F --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3460
- - 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=F058060B2A51A1A41D2230EFAF0AEDBD --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=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=AE34194B3CCF901C003E7D837AFBB88F --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1000
- - 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=451FFC52A6CE55BE5962A641C9CE937C --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=451FFC52A6CE55BE5962A641C9CE937C --renderer-client-id=7 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3956

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4916

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
ac859673f4de1b393e92276d84b383ea

SHA1
4e16762b6e7712cb2d7ce6f4f6655f56112b8029

SHA256
d79551b3188d6e456e6367aa8c98b0e92dee44c8eee8e9a9deef3a6fda84fb89

SHA512
fa1fe86d6b46bce758ed53b39ad63a3bcd1c7e4fb047e5be8fb5a76adb7546383ebc22b03b0e7492953dae3d4e3d6855cde18b27f770f971f7b11123c287fb83

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