aebda0a0bed0924a2629524231a0b05990faa48cc5ea529bc2c25c0e7da54dc5

Analysis

max time kernel
145s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 22:56

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General

Target

1f251614c1e987be2447c2f435333552.pdf
Size

103KB
MD5

1f251614c1e987be2447c2f435333552
SHA1

5f1c424b9d1930a538331d0fa2f8dbedfeca57b9
SHA256

aebda0a0bed0924a2629524231a0b05990faa48cc5ea529bc2c25c0e7da54dc5
SHA512

d2a403432217076a1fdbc6c4c14fb4dcaa085c1a38de77e59153694d3d9f233aae12f1a7db9234ea68a3127076af6fd562868ccc8c4d033569e2da72138ba9e6
SSDEEP

3072:27WyttcAtjC431DYkBFdzB2BU6ivgVfjvAL11l0tSbN+:N0tRES1dBF6UFvgVLv2q

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4548	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 4600	4548	AcroRd32.exe	92
PID 4548 wrote to memory of 4600	4548	AcroRd32.exe	92
PID 4548 wrote to memory of 4600	4548	AcroRd32.exe	92
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2356	4600	RdrCEF.exe	95
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96
PID 4600 wrote to memory of 2800	4600	RdrCEF.exe	96

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\1f251614c1e987be2447c2f435333552.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:4548
- 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:4600
- - 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=A9F6CFF5E2EA3713A1533189C5F5E29B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=62A3F4173B43524CCF64CBAB3489A9EB --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=62A3F4173B43524CCF64CBAB3489A9EB --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2800
- - 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=D2962CC22941C09371C636164A00E9BC --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484
- - 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=7D7E68C32685CD767B76AB72CDC969BC --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=7D7E68C32685CD767B76AB72CDC969BC --renderer-client-id=5 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2496
- - 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=83EBA6F57EAA396A2558BCB1CA4ECA92 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:764
- - 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=A813347C2E7A587A291F19846416F31C --mojo-platform-channel-handle=2192 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3928

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
a2c7b77a767ae7743c1f62ee4ef56129

SHA1
e9c94af3304dc78b476f06e78f7d6408a16ec7ba

SHA256
60938768869fcdcf303d1c0a4374a5bbd83b8fc4fa6e067880510d501cab059d

SHA512
15a418e3c75b4e5878adaed17d77853d5f107ca7692f018e6df6c7e424abd944cc36e6cc1517f035d8db0df58b1ea1fbe7fe6f2534ab89e70006f88144a68451

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/4548-28-0x000000000D5A0000-0x000000000D5C1000-memory.dmp

Filesize
132KB

Download