f40bcfceaa7c550beb9c4a93751f640d1d4c56bd62639d9f432be580339b14d9

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 15:34

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General

Target

9781277ffd829e606b9930c112acc362.pdf
Size

99KB
MD5

9781277ffd829e606b9930c112acc362
SHA1

5c310e97d86ea1cb7b65f0fc51a0188135bd061b
SHA256

f40bcfceaa7c550beb9c4a93751f640d1d4c56bd62639d9f432be580339b14d9
SHA512

1c891e6b609f605c8881dbef803824d903fa41aa0445a08ae098338e6702ee44cc440a249f5a05ae12634be1db53c1d9ba62b455b9d4ee773a16a6dbd27bb38d
SSDEEP

3072:da7sCKF3WDEiFgfwzgNrePAztz+BlFZ8QG6H:da7sdF3WA3IzAeWmH

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1360	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe
1360	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 4056	1360	AcroRd32.exe	85
PID 1360 wrote to memory of 4056	1360	AcroRd32.exe	85
PID 1360 wrote to memory of 4056	1360	AcroRd32.exe	85
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 3156	4056	RdrCEF.exe	87
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86
PID 4056 wrote to memory of 1172	4056	RdrCEF.exe	86

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\9781277ffd829e606b9930c112acc362.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:1360
- 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:4056
- - 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=E9E726949894207282DE67CD94B057E3 --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=E9E726949894207282DE67CD94B057E3 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1172
- - 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=827C4E6E469E156A57C0AFECF2ED5B01 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3156
- - 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=1A88578C79B5349570FE2A35CE1EF292 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:208
- - 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=8B3AD69CC5BDB01031425641003170BC --mojo-platform-channel-handle=1844 --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=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=6A9A728492BA416077AB1F4058860A94 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3488
- - 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=C4F6C4F6DB5DE67F6EDA9FBDEB34C724 --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=C4F6C4F6DB5DE67F6EDA9FBDEB34C724 --renderer-client-id=7 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:116

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
db30bbe4b9433d55971ed5696cf63676

SHA1
bb31239ed80a9aeaf1f6ffb08a722374b151a591

SHA256
6f34ecc5b1271e5553890af76f318ad46161488a312afa442df503730ae57f73

SHA512
15d327dab49699c2db735b6a5e60db081883f5fb39b80f168c35df7fe29d955cc5b1f6198146d1995fedff98276bbc1087aee1cc862d6796fef50d78f8793797

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