9bccab1359a03f5807b55a8313752d2781ae99f463ad3b3a7b716623b1c38a50

Analysis

max time kernel
142s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 17:37

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General

Target

683b56f450a65dfe940030e4c3a74e9b.pdf
Size

41KB
MD5

683b56f450a65dfe940030e4c3a74e9b
SHA1

1f608a61657d44e869f6fda436e6112d416378b6
SHA256

9bccab1359a03f5807b55a8313752d2781ae99f463ad3b3a7b716623b1c38a50
SHA512

f4ee103c925585c62d7bba960ab8238450f3011e05a84f0508975032583a6e0081119266fb1fdcca94927ffa225fab656f191b8dea1cbfe3508e55dbd3dde472
SSDEEP

768:0zyTVj7GI2ICIi3UxizUJJ3lV0uypnuR2SGgaxJ13NjlZiVQA7DvV:WdIiRzQNzepvSGgoD3dlZGvV

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe
1116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 4728	1116	AcroRd32.exe	90
PID 1116 wrote to memory of 4728	1116	AcroRd32.exe	90
PID 1116 wrote to memory of 4728	1116	AcroRd32.exe	90
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 4052	4728	RdrCEF.exe	91
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92
PID 4728 wrote to memory of 1072	4728	RdrCEF.exe	92

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\683b56f450a65dfe940030e4c3a74e9b.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:1116
- 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:4728
- - 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=22411ED2592CE67D39E81CA80BCB0577 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4052
- - 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=29D107D2C3FE8B4FA7DDAF637B23F4D3 --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=29D107D2C3FE8B4FA7DDAF637B23F4D3 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1072
- - 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=07E5109EFDAE006B02E70BC719413C48 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2488
- - 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=646AA4CC197678AA66E980DEE85D773D --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=646AA4CC197678AA66E980DEE85D773D --renderer-client-id=5 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4796
- - 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=3FF99E0BFBCB4D6618C9923F5F73B9B3 --mojo-platform-channel-handle=2784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3684
- - 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=862E945DD912117FB147D2883D0FD412 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3288

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3996

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
39bafd55e52fdf0421f9862010975232

SHA1
651b48288665dbe513c3c3b6d4689dd17164d9ad

SHA256
f3430eb4b0384eb2576c0f2996244c8f8ff28dd14df72f7c67983c9b77180bde

SHA512
7c2d7889041bdd41a8593cd34dc0db1e280e3f9885a08ca9b64b79fbceca231f6e8de9745a5d98c9005398ecfb39cf465d9a2ee1d35801d85c5a929480d5ff38

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