a9a375d239620f85a9009b8bee5e5295d39a11ccc9cb0a2a59f9d54ccb326482

Analysis

max time kernel
150s
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, 19:41

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General

Target

516f66fd5505533316ee743d0d6d8ed4.pdf
Size

74KB
MD5

516f66fd5505533316ee743d0d6d8ed4
SHA1

1cb5a2ea99451a18a60c0d94859b7e0998093f4c
SHA256

a9a375d239620f85a9009b8bee5e5295d39a11ccc9cb0a2a59f9d54ccb326482
SHA512

b76d38edf6b42a64496c2cc5856fa2adbb141e2208284650b9c20058de3fbff75d85b6a2c9c81523ffc4d12e11c3c1f73bcdc57a9f86823137b1a320adb367bd
SSDEEP

1536:khQVdMqm/9aujOvQEXNmR2a+DAdJFFqF6707RsXwAC8/dIk/zTxBnUf:dVu98ujOoEX+RdJFq67zwsmkvx+

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
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2948	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 4852	2948	AcroRd32.exe	94
PID 2948 wrote to memory of 4852	2948	AcroRd32.exe	94
PID 2948 wrote to memory of 4852	2948	AcroRd32.exe	94
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4808	4852	RdrCEF.exe	95
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	RdrCEF.exe	96
PID 4852 wrote to memory of 4680	4852	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\516f66fd5505533316ee743d0d6d8ed4.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:2948
- 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:4852
- - 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=B8180F41E393A80EE8C1C7B79F145201 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4808
- - 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=15F5DC02F3BC9E3F8A1F9444FE041C44 --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=15F5DC02F3BC9E3F8A1F9444FE041C44 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4680
- - 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=0D82087E55A30E5B01B5295125A9003D --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2708
- - 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=F0763AA9A7AF94554F27CE39FA067761 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2784
- - 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=0046C53EE75D6ED97182FEA229497583 --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=0046C53EE75D6ED97182FEA229497583 --renderer-client-id=6 --mojo-platform-channel-handle=2516 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1296
- - 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=EB184A68631CB9A2559A9C0607F64408 --mojo-platform-channel-handle=2748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4176

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3464

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
b69a217c169289277dbeedca078dd08f

SHA1
45175711a2652681cb82f07efbdf3d535da4148f

SHA256
a7602c40fa03811369695c37ef5762ed9cc6fb8c35294698b895cdb401b0829e

SHA512
1ca0f690626bad91126146166c291510058ac2883268bf023e5f1a021fa9ddfbfd034fddf081fd6b2c791c34a2eab3473a8f2acb8416dd0198007eb3def3c3b9

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