009bb5c648654f56b9f4027faa0dd2db55329cf55d28d25cbf19d7edc71e62c7

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2024, 23:44

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General

Target

7b97e5e28c1b813a22b8463a524d6249.pdf
Size

47KB
MD5

7b97e5e28c1b813a22b8463a524d6249
SHA1

29f4d4598929ce4ae6de219026c5449f0761c262
SHA256

009bb5c648654f56b9f4027faa0dd2db55329cf55d28d25cbf19d7edc71e62c7
SHA512

75445eb40d2ebf1bd5b2b5acbb34752175f771c2318ae0691081495aa2199b0dfc7fad72bc49861f91fc76eaa3b19481385d3b072fe9aca4cba20a76b13c8230
SSDEEP

768:XdDdXVJ+YejJ9P7ywlDv0S2Y3ban8+gnel0zC+bMaMhSu2HmqlvHp:XraYejfoSj308+YeOzC+byMu2HmqFp

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1240	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe
1240	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1240 wrote to memory of 2004	1240	AcroRd32.exe	90
PID 1240 wrote to memory of 2004	1240	AcroRd32.exe	90
PID 1240 wrote to memory of 2004	1240	AcroRd32.exe	90
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 4576	2004	RdrCEF.exe	93
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	RdrCEF.exe	94
PID 2004 wrote to memory of 216	2004	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\7b97e5e28c1b813a22b8463a524d6249.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:1240
- 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:2004
- - 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=9AC9F2F74D98DA0EC6623638F41372F4 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4576
- - 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=CD623A361B669C7ADB8465A4F0DED99E --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=CD623A361B669C7ADB8465A4F0DED99E --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:216
- - 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=A230D87FB01A4D79116E63CC35B4C51E --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:860
- - 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=D567D8AD04AF436451CF28CB0594FBF5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1820
- - 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=1275856EE547423701A6FD7AA3ABC0EC --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2604
- - 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=4EB7295AAF28167D25A64D6EB6C7B77E --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=4EB7295AAF28167D25A64D6EB6C7B77E --renderer-client-id=7 --mojo-platform-channel-handle=1880 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3880

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2828

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
b6e977f2189db5a640d01d3e88f1ed6f

SHA1
fe2895420d70489b486e587a57940875c6cc6fde

SHA256
ed422804e202f384bc3164bc2483fe1332590a770128e53f1853063c7a883acc

SHA512
210dad50a4ec2d60403f70609e30b189768adb79ec7cb9fad6de567e026bfc772928232311507316bf2c91cde75b8945fe8596a6b94b30d533d1a82537541708

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