e6c977877307e6caa9924b259be7a589ef48491301c94ec6a9d45024fc9d0799

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2024, 20:07

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General

Target

78465669a8ea603b8a3ff2bce527bb55.pdf
Size

88KB
MD5

78465669a8ea603b8a3ff2bce527bb55
SHA1

5977a9dc79afb774100fc360bb89b3e69cc560fd
SHA256

e6c977877307e6caa9924b259be7a589ef48491301c94ec6a9d45024fc9d0799
SHA512

1e150969bc38b438a1ad52b86470d764b47af97cb8e6e64d99e92842f85b506689a9a36d6fb2485d08f074f7b98d57b272d308e327e5375d5327d3c11ad9a3a4
SSDEEP

1536:CGOp8fkf/4C1b6mOD+Hg6n1sL3PaxBgJuRhFHgb/7KtNFpCimudMU3fcZwbRcoYZ:Rc6oVODEg6nM3S91HM/uhX33fwkjwT

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 772	3748	AcroRd32.exe	90
PID 3748 wrote to memory of 772	3748	AcroRd32.exe	90
PID 3748 wrote to memory of 772	3748	AcroRd32.exe	90
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 3832	772	RdrCEF.exe	93
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	RdrCEF.exe	94
PID 772 wrote to memory of 2632	772	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\78465669a8ea603b8a3ff2bce527bb55.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:3748
- 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:772
- - 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=5E80BB7D6F8601AE262C032454F4FD0D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3832
- - 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=B5D51485C5ECE3D5916C191898BC88C9 --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=B5D51485C5ECE3D5916C191898BC88C9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2632
- - 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=D4879B714EFE9EE45F524D52EC3B2516 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4648
- - 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=5ED1AAA5A3B1CD2980055B46C9E96116 --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=5ED1AAA5A3B1CD2980055B46C9E96116 --renderer-client-id=5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:552
- - 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=8F9D21801A67E36BDFDE5C727F154A66 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3000
- - 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=3FC953BCA5B7A933ADF9196E8AE6BFB7 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3984

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4988

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
f4f60337aee37dfc64084655064f818c

SHA1
ebec64ea0a1dd17ca36a7bee489fd810fbbd6236

SHA256
e20c4bc0f7f8ba0de4da9902dcb35a7b4f9eded6de87cbbd1003e926905895d5

SHA512
f919d62311d78f51954b5491a1b2d87e2e52fd4959b40ae747bf437d1bd1e04f90091067df40e05b9a71e3c817e06510c487fb18b5d62caf8c7c1d2066083237

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/3748-28-0x000000000B840000-0x000000000B861000-memory.dmp

Filesize
132KB

Download