7c76adf914e1ae2b1d790236935a8a8f1906189bb2b61f61c9643228e929996d

Analysis

max time kernel
158s
max time network
187s
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, 11:40

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General

Target

175f99884a4ccb30cf300487320a75b3.pdf
Size

42KB
MD5

175f99884a4ccb30cf300487320a75b3
SHA1

59ad7d25b666f0fa5d38b72c169f27138cf84b97
SHA256

7c76adf914e1ae2b1d790236935a8a8f1906189bb2b61f61c9643228e929996d
SHA512

93f452a9b21bb45558344b80e2a6ac5e9145b6c4a7923afde55d3faff06f7694756c2390d991de06213e9b824f28b140bb2e965e56152ee6070feff5cdecc996
SSDEEP

768:uBcQ4X8nMi7BkDNtuvj+JwszOkMni0doD9se39pCs83qig:kfFnh8tQjaWk1WoD+e3TCs86V

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe
1084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 3908	1084	AcroRd32.exe	95
PID 1084 wrote to memory of 3908	1084	AcroRd32.exe	95
PID 1084 wrote to memory of 3908	1084	AcroRd32.exe	95
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 4072	3908	RdrCEF.exe	96
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97
PID 3908 wrote to memory of 1228	3908	RdrCEF.exe	97

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\175f99884a4ccb30cf300487320a75b3.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:1084
- 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:3908
- - 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=E576402ADA4C77E971C38EFED3442849 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4072
- - 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=F7D03C2DB4E9545CF87EDEFC1A5AA48A --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=F7D03C2DB4E9545CF87EDEFC1A5AA48A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1228
- - 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=5344CDDAB264DFD54E8657216AD84216 --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=5344CDDAB264DFD54E8657216AD84216 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1560
- - 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=9FF100200202C63814607F85F2AB700F --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3484
- - 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=8B10783E3134C7712F5DDC45F0974CD9 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4720
- - 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=4FD3B4FEA67B7454214C03BB1017CF26 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1360

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1340

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
d6dedc5c1871b26746753b47bf336a32

SHA1
0f58c9504d3806ad2d7e402d95d2eca54bd2cf9e

SHA256
ac35c973af403a53cab7e8f964fdcba7e9f674e191576eec9236cad4dcf88e3f

SHA512
44c94904203a5af6de58e99cee4f140970ecbba49a97eaa5f4d8f16bf1ec31feacacb7586ed5bc7a20ec0b5288e87e095498af436bf9fc279ad70c60b43c92b3

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