5b172a538a71ac7fcba4eb9e169fa92edfd99298dbb0cc081a91bc31d51f1d6f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
27-06-2024 21:55

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General

Target

5b172a538a71ac7fcba4eb9e169fa92edfd99298dbb0cc081a91bc31d51f1d6f.pdf
Size

86KB
MD5

c4475c7109b4af089e0121e3bff2cbdd
SHA1

5d54fdcbc2226c83d4d4a41b98caa07b074c3db8
SHA256

5b172a538a71ac7fcba4eb9e169fa92edfd99298dbb0cc081a91bc31d51f1d6f
SHA512

52307a30df5bac99643178e3e95257b6b9e21b70d7b08befcfadf0f3e8e3d1ec5b871fc061d32807595af584c6a0eeed465cd26687f1fedce26cadc4e2dd6b13
SSDEEP

1536:awzAS/4tYhCErXNBUsy3RMqdTOG3fEaJqPmDax4KBWxApOGS1OWcLXoygND:5Q6sCdBUfRMqdTOmEaJqhxY3GwOcyA

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-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3168	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe
3168	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 4200	3168	AcroRd32.exe	89
PID 3168 wrote to memory of 4200	3168	AcroRd32.exe	89
PID 3168 wrote to memory of 4200	3168	AcroRd32.exe	89
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3788	4200	RdrCEF.exe	90
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91
PID 4200 wrote to memory of 3544	4200	RdrCEF.exe	91

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\5b172a538a71ac7fcba4eb9e169fa92edfd99298dbb0cc081a91bc31d51f1d6f.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:3168
- 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:4200
- - 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=ACF97070C06F60B07C1E73A6963D36D8 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3788
- - 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=BE3C62F63F81E4B95B208D321AE1A97E --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=BE3C62F63F81E4B95B208D321AE1A97E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3544
- - 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=352C880A04024AD47EB6816107E769B2 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4232
- - 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=847B8322D42AC360DE3DB6C70A4CD5E2 --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=847B8322D42AC360DE3DB6C70A4CD5E2 --renderer-client-id=5 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4396
- - 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=015FD51B6D7133FFB9AB172807BBD188 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:448
- - 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=BD70292292880E82F727ADD1647E29A9 --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2668

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2540

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
1871b6b5acadabd22b98a636296a8af3

SHA1
c657e6f5fdcf5c0bfe65f4f18f3f19a9b57a82c0

SHA256
de9048105671cc0201f771a4928e0b7bbe16a369b35c4be8e75cb49dc7c4f01e

SHA512
711532841e0bfdd5ee087cf61d66f15c962de62f5481a9cce915cbc26684ae7e6806540de80dc6601c07faef94d3fb9a01f1512cc371952b97caa904c5f3e72c

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