0fc8ec278f710113c412ef3efd5de45d2ff484b2a0dc59e3559a182ba18f16b4

Analysis

max time kernel
142s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 15:40

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General

Target

dd3b9e57b45f431e0765d60b3e440b45.pdf
Size

79KB
MD5

dd3b9e57b45f431e0765d60b3e440b45
SHA1

d9489432cdf4962549bd9e9ce11455792308b02b
SHA256

0fc8ec278f710113c412ef3efd5de45d2ff484b2a0dc59e3559a182ba18f16b4
SHA512

ad5450a9d26789feee4f278e006d43139a4e9493ee8a6b0631fd6d20655062ba76b9a4dc5651baa38cf46453ed0cab1ab23a19b6a2c8176423ca16a175862ac3
SSDEEP

1536:gUvijkqexjZm0UWJ/gnZ/TnnM3TGkQqT155vc3Xa8k4wSmRtHJJ:dajkqeTjZc/TmGi36Rk4wSmzX

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4516	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe
4516	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4516 wrote to memory of 4396	4516	AcroRd32.exe	92
PID 4516 wrote to memory of 4396	4516	AcroRd32.exe	92
PID 4516 wrote to memory of 4396	4516	AcroRd32.exe	92
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 812	4396	RdrCEF.exe	93
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94
PID 4396 wrote to memory of 3124	4396	RdrCEF.exe	94

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\dd3b9e57b45f431e0765d60b3e440b45.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:4516
- 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: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=0B6AC44CA4DD3A30F48643345E88F459 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:812
- - 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=0BAB7CCC027D05EE58D0545D562A0882 --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=0BAB7CCC027D05EE58D0545D562A0882 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3124
- - 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=89E42E6A7A1E209B6B93FB2D782D1EE6 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:316
- - 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=7EBE2DA8DF29531715A85B204C8B2637 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:672
- - 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=EFAD57C87DB60063B1A6EAA060380DCB --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=EFAD57C87DB60063B1A6EAA060380DCB --renderer-client-id=6 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:720
- - 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=F7917877DDC4529E531726122F68C32D --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4684

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2084

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
b5fb6429eace01d740c12857be7fdbe5

SHA1
d55ae22f5309e2387f479e82082a756e73a343c2

SHA256
1c25cbefbac8e286585860c62c28eae61aaf7dbf887db27645cd95ee4bcde1c1

SHA512
958e1dbeb76c6d7b807481d939dc6e24737ebe0b7e29c83c544760f7bb9b0686110a196fad573cdb1ec68ec005a206f49e37458f6ef50b1fa24edb6102286534

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