d3e9be2f113d0408ecc62682379044852fdfb1434d9a57916341d5390a67690f

Analysis

max time kernel
145s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 03:48

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General

Target

4f7f1fa2c247837fae2840eb7253c962.pdf
Size

44KB
MD5

4f7f1fa2c247837fae2840eb7253c962
SHA1

bd41aef3b433be29374d4e5befa853a9e1a46cf0
SHA256

d3e9be2f113d0408ecc62682379044852fdfb1434d9a57916341d5390a67690f
SHA512

df3537bc9241c01a97895d2825fc24c5ecd0d37b6d6a4465c3e05258d098aef1b6b177de4c8815488dc1ae1fee60912a10d68d7e08059156f4880a9b41c2c347
SSDEEP

768:1g8nQ7Q95EKpFwUg/akjrNwiVnWQk1JkroDwZzlpisBSYQyS:1g8vfpxkzVY1JkroDuzHyUS

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5184	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe
5184	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5184 wrote to memory of 5396	5184	AcroRd32.exe	92
PID 5184 wrote to memory of 5396	5184	AcroRd32.exe	92
PID 5184 wrote to memory of 5396	5184	AcroRd32.exe	92
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 824	5396	RdrCEF.exe	93
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94
PID 5396 wrote to memory of 4696	5396	RdrCEF.exe	94

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\4f7f1fa2c247837fae2840eb7253c962.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:5184
- 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:5396
- - 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=61EE8103DD81A5BE7BF307AEE75A88E4 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:824
- - 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=02DC7B9942D7A7334EB6014D232A38A7 --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=02DC7B9942D7A7334EB6014D232A38A7 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4696
- - 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=E156F31B2FEA4FCF61E924F8DA26274E --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2448
- - 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=3EC15FCE0CADA61422A8556D17095806 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2040
- - 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=BF9B611833669DA4EE650A526F8D36C0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=41B2971BD99B2C58711A1A9595321DDC --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=41B2971BD99B2C58711A1A9595321DDC --renderer-client-id=7 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2412

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
a9d1017ff489efa7bba138a6d2c5ba61

SHA1
1d02e3627e8b236acd932fdd094ddd9507432b01

SHA256
20af834454d3d95ed952fb523c686b5701ce7211bbaffe0de368bf7de2ffbbe5

SHA512
27d0b12203ec1fb2277a69e3fdb8d40fdacb9700f0b887e7418e055be95ff3d371c471ea488a3e3ff8070819657ef6465200b1d274e6597bfae643b0720ef8a3

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