aea79f13a2167ce87dffc15a62e368ff90ba615862da1eb299593887b22de877

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 16:25

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General

Target

eeeb3c8f7776ae00dd0d5af6ad0649e6.pdf
Size

66KB
MD5

eeeb3c8f7776ae00dd0d5af6ad0649e6
SHA1

96e806422bf1dd757ab16eb0fb2ba26fe0cd36da
SHA256

aea79f13a2167ce87dffc15a62e368ff90ba615862da1eb299593887b22de877
SHA512

9f2a3a29039b9c52f9124e46db74474e8c2b2ebba984908231134a41c8534e0dee2037e46be627df42858288b8ab9191136be9ce8be730f863513567ac48202c
SSDEEP

1536:AoXUT8TOYOXVz1EQ3gjU5AzZcswfDNncB:fETiOYOFuaWrZtKBu

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 2432	3452	AcroRd32.exe	91
PID 3452 wrote to memory of 2432	3452	AcroRd32.exe	91
PID 3452 wrote to memory of 2432	3452	AcroRd32.exe	91
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 1248	2432	RdrCEF.exe	93
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92
PID 2432 wrote to memory of 4012	2432	RdrCEF.exe	92

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\eeeb3c8f7776ae00dd0d5af6ad0649e6.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:3452
- 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:2432
- - 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=41C8236C1769B9BA37BFA6896DFE00D0 --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=41C8236C1769B9BA37BFA6896DFE00D0 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4012
- - 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=9F3152B32429884AADBD5234BE236839 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1248
- - 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=FF8FE68A82B001E5208E74E77BB20518 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2900
- - 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=03722CB7D7473E4B3A9390C2CC4563A5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2840
- - 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=0AD719576BB2E7FF151C6A7159CF449B --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=0AD719576BB2E7FF151C6A7159CF449B --renderer-client-id=6 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2516
- - 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=07218C336713C8F086C0F6811662C6B8 --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2312

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2520

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
cb1fc26d631c13fa5ee6707cf334303a

SHA1
551e42b1f746fe355e39019429a01a0c66552a7b

SHA256
de1b5aaba7494a9afeb728bf5710c26f2f620f08eee2a8fb392332b7d697df7c

SHA512
dd3b88750078a2d842dfc138133e0b12c32bbd8a26a70f9059ca8cf0b919720c1ecba893448ae1d5cfc276c9ed6df973af96f7e675cdd07f26530591d9186c69

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