5d41d75346c14c10b6f0e3b7b3264545cfcaa1a1f962dae90bbb324f2b3cbafb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-03-2024 06:38

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General

Target

d573651cb227f557a0e0ec0637e826a7.pdf
Size

92KB
MD5

d573651cb227f557a0e0ec0637e826a7
SHA1

ded6095f671debaba9c3646b7810904570b980ed
SHA256

5d41d75346c14c10b6f0e3b7b3264545cfcaa1a1f962dae90bbb324f2b3cbafb
SHA512

a1fe8d428265e5f805bcdb3f1965e5ebc30203cefe0acf08ca8aed7cc73fa85693cd3cc97fe09efc3ba323e33944dff9f9e901ecf2adeaa6d60010c72b91eb99
SSDEEP

1536:rPTdb6CBxoIydwGo74DO1u7ngbAeelu764gJUhLchF+LknWGERH1RhmLHhjWnGso:7Th6YxXy9W4i0gb7eluMUhLchF1GbcLl

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2356	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe
2356	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 5088	2356	AcroRd32.exe	93
PID 2356 wrote to memory of 5088	2356	AcroRd32.exe	93
PID 2356 wrote to memory of 5088	2356	AcroRd32.exe	93
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 2540	5088	RdrCEF.exe	94
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95
PID 5088 wrote to memory of 1496	5088	RdrCEF.exe	95

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\d573651cb227f557a0e0ec0637e826a7.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:2356
- 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:5088
- - 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=2B446A657DB5F6C04EC26E2A8A20F9EB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2540
- - 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=EA84352A0E73157C6013B8F793EEF514 --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=EA84352A0E73157C6013B8F793EEF514 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1496
- - 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=270DC35BFAC749B6B8A1F26D64E27ADD --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4816
- - 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=69BE44BE63CECAAE613D6D6908247B1E --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5056
- - 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=1F3826B26B5C72C183E3E38EEED3B131 --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=1F3826B26B5C72C183E3E38EEED3B131 --renderer-client-id=6 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:728
- - 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=CEC7A2784BAEA60A0C4E3CE7EAFF49A9 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1364

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
5e65bc383ca985d8f304688f661c2599

SHA1
9d18543b63ef1b2e44d78e4eb59a6eefde611e6d

SHA256
6abb9da20787d261c9bb6919dc4ffd45cbbf07036f7d7bcc0b5f47ebaae780bb

SHA512
af729690e2bf96f2ae683c24364ec3ad42e3077773fb4546db2182e15b8ca9f13b54be5ab9b174bd9b564e8450198282bae1855dcf895fab57ff31d6c5c26f26

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/2356-28-0x000000000C380000-0x000000000C3A1000-memory.dmp

Filesize
132KB

Download