753e61a930979c946de50d9a0778be5eee5f34227711f2d172f3b171718de853

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 20:45

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General

Target

e00f8613b8b3d7bf8882c4471b77f237.pdf
Size

38KB
MD5

e00f8613b8b3d7bf8882c4471b77f237
SHA1

d79f8e483c7bffed232a72a8620eba99c096885a
SHA256

753e61a930979c946de50d9a0778be5eee5f34227711f2d172f3b171718de853
SHA512

b60cf565579df951b7d47d9e589007d4302430b24d5bd6b667a1acdf0282515f707f314b2dc6ecfb14844f944b2d8d448d4ae745b271af8aeb0972dd7f4ec5f6
SSDEEP

768:eZeyGYmH+w5l5nWWoBlo7F5H7IphGtKRj2RfFS4+jvRGMBGA+RZt:eZ/mH+W5n+lWk842TS4+jvUzA+3t

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-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 4344	4892	AcroRd32.exe	96
PID 4892 wrote to memory of 4344	4892	AcroRd32.exe	96
PID 4892 wrote to memory of 4344	4892	AcroRd32.exe	96
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 4932	4344	RdrCEF.exe	97
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98
PID 4344 wrote to memory of 1368	4344	RdrCEF.exe	98

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\e00f8613b8b3d7bf8882c4471b77f237.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:4892
- 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:4344
- - 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=9C0C94952DA95FD7F07C6C96D361F5D6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4932
- - 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=A79981C7E51046538794A9BD58BBDB1E --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=A79981C7E51046538794A9BD58BBDB1E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1368
- - 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=25FD32F88A410A84A7F477BA0C1566C2 --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=25FD32F88A410A84A7F477BA0C1566C2 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=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=7D27E7602D3069633A8272F18BDD0B69 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4384
- - 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=B28471966E0A7C6ACD57F48692E870A0 --mojo-platform-channel-handle=2004 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4960
- - 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=F807E738C6366053AFAFB215C58D4298 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3828

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4968

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1412 --field-trial-handle=2288,i,10301911031503898037,2997280636231771547,262144 --variations-seed-version /prefetch:8
1⤵
PID:2716

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
816549181789c0ac529fa328f96f9826

SHA1
b688549c1898a9cfa59fddff347a7a7788f44590

SHA256
e2fd04feb7bda33c521052f020263e5c6c89fd238323aed1c9513171d25f342c

SHA512
41d20fd94ea6564d7a7f9b44464a675c9d3882adde2c98edb1daa014c8d982d0588bca66edc16d0890e320d13cbc428c54718b51a89f07188e2cd6c11102f074

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