7b0468ac2d2338ecaf9b1b8ad8b88fa47272d489baaf34ac44184602ed14c65a

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2024 07:47

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General

Target

71abd496dd7a67b65e73f59f8b6312fc.pdf
Size

89KB
MD5

71abd496dd7a67b65e73f59f8b6312fc
SHA1

d9a7a8b157bdcfe5ea0846a7ba273506f151c400
SHA256

7b0468ac2d2338ecaf9b1b8ad8b88fa47272d489baaf34ac44184602ed14c65a
SHA512

6f2b73539e0c2821b0b49d17daadd3c2723285311b77d5b6fdc134e0e29a989370e322a6d48b7823d0a58ea52c2b9f0a5d6d9dcada2c00b4616ebe65080ee6b9
SSDEEP

1536:tF86SYI5eEfyT7V4givR2QRRkZPDd+7LM9r7nWNUelcVWvy9yW5NqHWQpOCoqQQj:zRZEfytMpRROPYPe7mDJkqyCD

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
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3272	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe
3272	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3272 wrote to memory of 4156	3272	AcroRd32.exe	91
PID 3272 wrote to memory of 4156	3272	AcroRd32.exe	91
PID 3272 wrote to memory of 4156	3272	AcroRd32.exe	91
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3684	4156	RdrCEF.exe	94
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95
PID 4156 wrote to memory of 3136	4156	RdrCEF.exe	95

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\71abd496dd7a67b65e73f59f8b6312fc.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:3272
- 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:4156
- - 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=7942A18ED4D2DF8544B2F584ED70F964 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3684
- - 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=D677D9A6ECF5558F24210C37BD7E4840 --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=D677D9A6ECF5558F24210C37BD7E4840 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3136
- - 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=AE056D428BD9DA66F0CC4C0714C3F41F --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3540
- - 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=F8DEE0AA18B2BFAB2B5FD0B1CB05971E --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=F8DEE0AA18B2BFAB2B5FD0B1CB05971E --renderer-client-id=5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3100
- - 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=AC6DA51DC5D5BBCC454FD493C9DE14AD --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4248
- - 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=9965FA962D30EC7FD08AC2E094670D5A --mojo-platform-channel-handle=2732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4012

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2124

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
678f50b5ef7f8e26d9265d98abe65942

SHA1
0fe4b762989a35d888a612938fb72c9a0b070900

SHA256
804b48b1e21b18ff5c8191d540a147f73ade3778487ce84bab6c6b81c130bf1a

SHA512
073379d8ff141410a702a91a9e22845b760964190e0064b90462cc9a933ca27d3d03d57cd47055e16e55a9f8b1727fa82c346ef87abd9741ae22bd677bd72285

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