a29c78ca4267cfa198cd7aa6ac38d6274a4e830e700ffc20c900223857d87204

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 05:48

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General

Target

c7d6d770c731c7d1f0261310b038e4fa.pdf
Size

78KB
MD5

c7d6d770c731c7d1f0261310b038e4fa
SHA1

92a3a02d3f235dfa90c46a0178fd6715e6583074
SHA256

a29c78ca4267cfa198cd7aa6ac38d6274a4e830e700ffc20c900223857d87204
SHA512

bc55814f56028e7b99a7fd107fc05589354a3410245997f6ff1adc1b4cee8eed2dd91f6932be6b2dcf88ee7560f5de75e6f6531466f85168b0d8aa158604fd04
SSDEEP

1536:DR+RTc1HYuTVX2mnC2PJ+w6KAjXXVEsENsB/PouJUyT6oSXBZ17:N1HJF2mnC2h+wRArSNsFPtUy+PXBv

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe
5624	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5624 wrote to memory of 4608	5624	AcroRd32.exe	95
PID 5624 wrote to memory of 4608	5624	AcroRd32.exe	95
PID 5624 wrote to memory of 4608	5624	AcroRd32.exe	95
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 5184	4608	RdrCEF.exe	96
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97
PID 4608 wrote to memory of 4060	4608	RdrCEF.exe	97

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\c7d6d770c731c7d1f0261310b038e4fa.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:5624
- 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:4608
- - 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=54145C8D8AB350008F017D1B9BF080E1 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5184
- - 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=D34B54D3DD1E76D346692AC47AD2750F --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=D34B54D3DD1E76D346692AC47AD2750F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4060
- - 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=801A039C83B851EA6194F169B5718CC2 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3208
- - 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=154D48ABB40B38F2C493CAB246456276 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3520
- - 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=71FDC8B6591C87140D5F4158A2971E49 --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=71FDC8B6591C87140D5F4158A2971E49 --renderer-client-id=6 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:6080
- - 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=328F9A8641530F5FD36AC7F055E56B4A --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2696

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1120

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
c9c9d5e7d7572365e493e22a4b895f77

SHA1
98ead7cff315d026d99085399c8d3e35888a55db

SHA256
fba98a7478363b077ec883b8a5970f76d8004e4236ae5b32c8e03a4c18fd86f1

SHA512
3d0401c011cc7666ea2e367e20a993a612429a56399baefeaab17c8ac659a1e731671c81ecba243f9d60af2d8ffbfbb11e236fbcea9e4a3815e082235505f1ce

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