96e953fced52ca628d22c1092a08ab0847e5b8da18747b803fd9562dd09667bc

Analysis

max time kernel
150s
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
27/03/2024, 07:25

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General

Target

e11c50ef7ab7d9d5d7507008d261a9ee.pdf
Size

84KB
MD5

e11c50ef7ab7d9d5d7507008d261a9ee
SHA1

b524541d0b31f9f692409eb56cbbf90e35f96855
SHA256

96e953fced52ca628d22c1092a08ab0847e5b8da18747b803fd9562dd09667bc
SHA512

5f8be13667b5772eab0c7e5c59fdce173f59e7b836dec2ab82e159cd3a06e052d658c6898f99d270db14d33817fbfb137937110bea7aa9e3d07995e6f050c092
SSDEEP

1536:ZQIbAnJ8z1ozACtqdT2w3QLYtuokSFv1bnroXsqIKg7WHpOvPRNHqr2WBEgLNx1j:OIbAniz1ozACU6LDIrc4Jv2r8ANDj

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3468	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 3940	3468	AcroRd32.exe	91
PID 3468 wrote to memory of 3940	3468	AcroRd32.exe	91
PID 3468 wrote to memory of 3940	3468	AcroRd32.exe	91
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 3428	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	RdrCEF.exe	95
PID 3940 wrote to memory of 544	3940	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\e11c50ef7ab7d9d5d7507008d261a9ee.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:3468
- 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: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" --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=A514539EB66B3414C2AE1A714D0DA658 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3428
- - 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=26653D61549114E6BA063776594BC6AB --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=26653D61549114E6BA063776594BC6AB --renderer-client-id=2 --mojo-platform-channel-handle=980 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:544
- - 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=0BBA095DF216291CA47B6A4766CCEFE6 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2296
- - 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=B1F3BECB6538D102BCA80C4B1B2078B3 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=058726AC87852FE2C360A1D86EA46F1B --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:460
- - 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=0FB136298508B4611114A133C6F4112B --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=0FB136298508B4611114A133C6F4112B --renderer-client-id=7 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3700

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

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
bfa43255d00b7ab0bc6ebde8a2261697

SHA1
bf21f79a857dfac193f54dc5297543b819c8bfac

SHA256
fdbfecc7d6864aec8fbd2c20fdb28b8403874447e1d36c3e6136c2a382173d41

SHA512
1dea23e42ce75cfa62338658bbc12e1d6b0476cd2f36fd6ebec2f3df5461637319d5ace2c630574c7843ae043c96872b261f48c9ef1a2f7c8e5530cb73621b02

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