7fd67c0a72573f3d83f2f38cdc44736dc0a20dc6c5de72902c36409849e84384

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 15:47

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General

Target

e070be07d27b24bee03f825625c2c60f.pdf
Size

33KB
MD5

e070be07d27b24bee03f825625c2c60f
SHA1

815afac47d82fa6da6aa7aa44201cfa46204c28b
SHA256

7fd67c0a72573f3d83f2f38cdc44736dc0a20dc6c5de72902c36409849e84384
SHA512

79d59c1af8af5d91598b7e1806945a07e1931099a6b35076118a7ec7c1dc7b51b597681f7b29bece5d6e851fb3fbaeaa9fe7ea146ddbd4ebd7b7bd804898e476
SSDEEP

768:FkrlFqsubkTrA4kTDQX3nC6Y8UdK3aW6Sk5tQV5:uVubk/AbTDOC6FuKKW+5tQV5

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe
2648	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 3228	2648	AcroRd32.exe	95
PID 2648 wrote to memory of 3228	2648	AcroRd32.exe	95
PID 2648 wrote to memory of 3228	2648	AcroRd32.exe	95
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 4664	3228	RdrCEF.exe	96
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97
PID 3228 wrote to memory of 2348	3228	RdrCEF.exe	97

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\e070be07d27b24bee03f825625c2c60f.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:2648
- 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:3228
- - 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=D393AC55071F83B11580158A8D65F0EE --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4664
- - 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=329010C04375E765F08C585A56D34097 --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=329010C04375E765F08C585A56D34097 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2348
- - 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=E7D12A7418AC25DACD090A6CE2973075 --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=E7D12A7418AC25DACD090A6CE2973075 --renderer-client-id=4 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5020
- - 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=9FC20ECA81564ADB762A247D59ECF7D9 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:776
- - 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=3E6426F9A159537C405BA1E81F499675 --mojo-platform-channel-handle=2632 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4456
- - 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=F056804432D7B24B00581BFB18CDAE40 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1204

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
f4c18f02b37a5d3ec4a97af59fc36c16

SHA1
49edc53ab6dfd7b7cbd15bca7222f965806d6f0b

SHA256
d87e1ac27d949ec84d3c822b5fa5fe4c5b5e84eacc24083c61108770e499b9e4

SHA512
ba5c1cc40000c5630403a11745905c0a0f567cdf5b812829ce8ee34853d2b4d22e8c5d9b9dc6dc0377907dde515adfd6bb930ba6c347c7e32941affd369e51dc

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