c9e4d5ace98173acb50267470bb12d0023c2bba7e49e102e0cf8b172198ccd5a

Analysis

max time kernel
114s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 17:20

Sharing

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Report Analysis Logs

General

Target

f0efff1c177fd63ab12de78f39f31580N.pdf
Size

257KB
MD5

f0efff1c177fd63ab12de78f39f31580
SHA1

94a106884a1b5bab9c30f78f6cc7f9621571ca67
SHA256

c9e4d5ace98173acb50267470bb12d0023c2bba7e49e102e0cf8b172198ccd5a
SHA512

8a402c6a42c7a4486165929e9c814a1f6cef6ea4ae266215ad92992cea45bbefc87800ed877801028a134e68d48637ffe62659db214dc0908dba09fdcdcb4cad
SSDEEP

6144:/VVXSsqDOuvGeoXIkdK2ltxJjX75I92wQ3t1Yi+3b84/NHNIM0:/SlvknHtXy92H32r5VHu

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe
704	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 704 wrote to memory of 3216	704	AcroRd32.exe	87
PID 704 wrote to memory of 3216	704	AcroRd32.exe	87
PID 704 wrote to memory of 3216	704	AcroRd32.exe	87
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 4836	3216	RdrCEF.exe	88
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89
PID 3216 wrote to memory of 1940	3216	RdrCEF.exe	89

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\f0efff1c177fd63ab12de78f39f31580N.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:704
- 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:3216
- - 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=9CD5983120438EFB9CA189949E931567 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4836
- - 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=70EF89B639062645CB96B138167EFB22 --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=70EF89B639062645CB96B138167EFB22 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1940
- - 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=151FB0B15B9DD250865940C8B9F1102C --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:956
- - 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=E4D93C42EB098628099880447629B12E --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1840
- - 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=C03E58AC0EA590BD77F1153DAF950F7E --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2680
- - 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=7C4442B6C4C3026A1BB762ADC5E03DA9 --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=7C4442B6C4C3026A1BB762ADC5E03DA9 --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2600

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4484

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
9eb2ed4d241c49825aa08dd0255727d8

SHA1
9da86936b887a802e8103448bc7ac92220035927

SHA256
d444987fa11d0da6be065d6bb833cfbfcb2e597a13e69d2d02f7b1d31f97c9bd

SHA512
1713e929605210bf179f0b31378054bf98b9a34d2811c7061e4b0ee8183fcdce2403012453151bb0220d90b456ec17dd1b95b6513899553523a23546a0778b81

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