484d4f5b0988fc3aff1ae9fa72d846ed5eb9d76ae555b38dba513d0f2a4cfd7c

Analysis

max time kernel
144s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:07

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General

Target

105562ecd2138c5d367862183c0fadaf.pdf
Size

81KB
MD5

105562ecd2138c5d367862183c0fadaf
SHA1

0bf25a6dd63bcce5a957d6ded130852048e9d16c
SHA256

484d4f5b0988fc3aff1ae9fa72d846ed5eb9d76ae555b38dba513d0f2a4cfd7c
SHA512

054f5565778501e74c113dcb9ea41de9a6de49101463116909a29447a4f0a78cddef79004f59305759ed3e5966fdb8e5181fa87098127915da43430d99969d79
SSDEEP

1536:sQXXqIf//kiacemL5N8Y4xgyo7B/KuIMkE2flDbIWqidALGk7PozWwpOS2s6:dfkiacfMxxgygsuIxE2NDbaiaLGk7PoW

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe
1672	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 3152	1672	AcroRd32.exe	92
PID 1672 wrote to memory of 3152	1672	AcroRd32.exe	92
PID 1672 wrote to memory of 3152	1672	AcroRd32.exe	92
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1828	3152	RdrCEF.exe	93
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	RdrCEF.exe	94
PID 3152 wrote to memory of 1696	3152	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\105562ecd2138c5d367862183c0fadaf.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:1672
- 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:3152
- - 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=27951DA481EAE781E77BD2261B626D16 --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=27951DA481EAE781E77BD2261B626D16 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1828
- - 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=5EDC7B3A7C94E9677F3A9B4B94E1EC15 --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1696
- - 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=489086741AF97A64B76D596ED2E23E93 --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=489086741AF97A64B76D596ED2E23E93 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1808
- - 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=C960306BE370540C29BAD13CA7CFCC6C --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1376
- - 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=FC94F96744565E159AF31F5FDF607488 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4064
- - 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=C56A42517E9240D676A19EA44A6BF969 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3676

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3020

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
31a3f03aa6bb49aee9008cc29d9fbe7f

SHA1
159109c3f9e50e55bfcd6da38c864646fc247712

SHA256
3f57c5fe74202604665049ad5498ef4244b703fdbe6001adde7914408695c8cd

SHA512
9ffc4742fbb114ad71c64b0b54340e86ef115ee3590437f494297d2281105a8a9ffa3a9b92cdd4829c8575f45b500912821fb86a7621d5351ec1cbb8d21c9b48

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
memory/1672-28-0x0000000008D40000-0x0000000008D61000-memory.dmp

Filesize
132KB

Download