9f55fc18613f70c21d0b721f2b0452198a4c068290eec46569c597741cfcbc70

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 01:31

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General

Target

7e8627d1825551b2c4d9aa4346475c36.pdf
Size

34KB
MD5

7e8627d1825551b2c4d9aa4346475c36
SHA1

a9dc0b918a77afde63a1e5b0c4c7d40d2c186634
SHA256

9f55fc18613f70c21d0b721f2b0452198a4c068290eec46569c597741cfcbc70
SHA512

202dc53a95b51c4e9d86a2ef995da058c1c71dc0ba39b47719f72d3c51399556a347bfbe04f2ee43e84d7b7401a774c5ed38241066f6a39956780033dbfdfce1
SSDEEP

768:4opeyAwMDlhus21Si+Ki2y6hAAZEdocdjy4Hp/W:4oIyXgEki+zUhlZVIHpO

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe
3940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4484	3940	AcroRd32.exe	90
PID 3940 wrote to memory of 4484	3940	AcroRd32.exe	90
PID 3940 wrote to memory of 4484	3940	AcroRd32.exe	90
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1068	4484	RdrCEF.exe	93
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	RdrCEF.exe	94
PID 4484 wrote to memory of 1040	4484	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\7e8627d1825551b2c4d9aa4346475c36.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:3940
- 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:4484
- - 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=EF244EC43EDB0AE268E66F124C443E79 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1068
- - 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=74F6E7F676936968E37BEC2627547D3F --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=74F6E7F676936968E37BEC2627547D3F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1040
- - 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=623A8BD32C88614D5BD42BCD6A37BCB7 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2988
- - 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=B6039C5DDFE402225CE3D22E68AFEFEF --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3744
- - 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=BB2042B9862C07C07FD81584C0262DD8 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1604
- - 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=5E21B84E1E3513F5BEDE150826821E54 --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=5E21B84E1E3513F5BEDE150826821E54 --renderer-client-id=7 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3612

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
09b05a8ac5ddf0cb1ee2ff613067774c

SHA1
0f15a8c9113f6a3b51038b3374cee59110904436

SHA256
639a54a74f1871092d7f8db12e28294a78cd775d6c4fc5f65c02e6e8f90178ef

SHA512
9b714fd9a28c1e7abc1c5cc5dd9ff270fee5af0b0205d5e0cbff149cad6fa83d68c6287c373998b54c31b474bdff0d57141264b2c343a687689e17f3e0a037b2

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