b978f4d814ac53ad98a7caf0bec37a0300811620eb3b7f804e1b56512bda0ca2

Analysis

max time kernel
143s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 06:32

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

a12dbee38f060d53d974745a7b8a01e4.pdf
Size

47KB
MD5

a12dbee38f060d53d974745a7b8a01e4
SHA1

82c841bbbe9e5ec3b3baab443cae4ca2cf4277a7
SHA256

b978f4d814ac53ad98a7caf0bec37a0300811620eb3b7f804e1b56512bda0ca2
SHA512

03eb1928df1559def7740f9968b1ef486463e79631489585221c67772e3446f15a8d1653d5727fed23a4df83173bb6f487b1f7657c79de6f55ff1da23e5008d8
SSDEEP

768:Q2KHbyPa+mZg01Ofi5Ju2hlIE+9OHSYxhZyf8XAwETZccEfgxq0q0x:Q2UIajyWJTW/YxLyf8QwETZn8F0x

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-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3284	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe
3284	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3284 wrote to memory of 2492	3284	AcroRd32.exe	85
PID 3284 wrote to memory of 2492	3284	AcroRd32.exe	85
PID 3284 wrote to memory of 2492	3284	AcroRd32.exe	85
PID 3284 wrote to memory of 4632	3284	AcroRd32.exe	86
PID 3284 wrote to memory of 4632	3284	AcroRd32.exe	86
PID 3284 wrote to memory of 4632	3284	AcroRd32.exe	86
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 636	2492	RdrCEF.exe	87
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88
PID 2492 wrote to memory of 2284	2492	RdrCEF.exe	88

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\a12dbee38f060d53d974745a7b8a01e4.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:3284
- 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:2492
- - 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=75124FCEA6A480EB70EBD1F4BB2E5BEE --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - 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=264DCEB1D6E8495E82B04C472B7650D9 --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=264DCEB1D6E8495E82B04C472B7650D9 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2284
- - 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=E9E15E680BB23EDAF060A2528A064F4C --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=E9E15E680BB23EDAF060A2528A064F4C --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3508
- - 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=B7744F840EB660A35B459C4545300C59 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1988
- - 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=E4D2B194CDEDFFC71978B4B758A09E1E --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:920
- - 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=0D1ACBEB0CA183CA37015FA7EE9AEE54 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080
- 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⤵
  PID:4632

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
5577b6c237bba9b3ec6b8595f0559028

SHA1
67d113ca9a77fcf895a9e1652a0f4d9cda9dfafd

SHA256
89933148d1fdaac4b884a82281852c04a5b10b4d11739cb2ddf4b06b2a1544d1

SHA512
bf5976238cd6e53bb5618db8f687f458401b9e3187ccf369c129b495417a36ddab1eb169543c8a4ac628097b48e91a9f7427a2c6d35fbf0b9e165f585354b845

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