9fc397b3cd3b112c3ca227678c474cce04864e026e2792df111e537ad2c0c96b

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 21:13

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General

Target

04285f5ae9787e536a11c3cf6113968c.pdf
Size

81KB
MD5

04285f5ae9787e536a11c3cf6113968c
SHA1

c24ff55edd180a2468a7a725b88b051efad24987
SHA256

9fc397b3cd3b112c3ca227678c474cce04864e026e2792df111e537ad2c0c96b
SHA512

22c01b3064c6726788b0d7794c9ddcda8d9903bd7cd4e1708c4c852db7707fc9467b1d7176313ed31d06adbe044550591e8431fe3c8c440baed68a6b1df09a87
SSDEEP

1536:8JU6C7lQK0VgKinoHTG1IB8xCj3mvw5v002gT/jCVJhKNg0ePlHkroygjN:uZKdqgoToO3qwZ2guVEg5Hk8yk

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5092	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe
5092	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5092 wrote to memory of 2956	5092	AcroRd32.exe	96
PID 5092 wrote to memory of 2956	5092	AcroRd32.exe	96
PID 5092 wrote to memory of 2956	5092	AcroRd32.exe	96
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 1324	2956	RdrCEF.exe	97
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98
PID 2956 wrote to memory of 412	2956	RdrCEF.exe	98

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\04285f5ae9787e536a11c3cf6113968c.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:5092
- 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:2956
- - 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=C47F08548A7A1C98C5010638E453CE93 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1324
- - 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=8DD8CF497D15BBEAEBED930FA1F68423 --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=8DD8CF497D15BBEAEBED930FA1F68423 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:412
- - 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=FA230F07BBDBE4064D1CB2D45A32D266 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3516
- - 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=6A8004467636E74B2348E1891C5685FF --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=6A8004467636E74B2348E1891C5685FF --renderer-client-id=5 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1068
- - 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=C6C08F3E3D65CFAD5CA4AEDF0D61E2D4 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=AB9CE201D47653C536AEFBAAA835DE41 --mojo-platform-channel-handle=2760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2000

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3684

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
9e18c592b4ab891b3203c2eacd0e2e85

SHA1
1146e5b3df93616b42daf75a7d7cc9f52d940398

SHA256
b5c1e4517e7e9cb506f3312aed504747ec5b65bca6d73f441f5ff6de4cc265e6

SHA512
8a8bd8778958d5a4bc3247a1278a389fd78fc026db687486dcbc0ff53b13caef61b2bb58c27571897eff5531796b5263cece920063bc86f06ea940b5589423de

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/5092-28-0x000000000B100000-0x000000000B121000-memory.dmp

Filesize
132KB

Download