7965493d62037e1eb29710a6f54ff314663b745c048d5c170239bbddcf12587c

Analysis

max time kernel
591s
max time network
436s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2023, 17:14

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General

Target

rules/emerging-info.pdf
Size

3.1MB
MD5

622941af33b8ab414695798386341d8f
SHA1

0be94e78c74c9bd3469889cd6a5c286a8bd96ac1
SHA256

ef87dddcb208736d1726ff968a2312b0381f9608cf24a737ad8b1fe168eefa23
SHA512

8d9c8ebfa717efe68aa90b38d4ddb642cf8458675a6befae7a026f11b88b539b58242049ae536a037b3dce3081ceca714d837c1bd434c78a3652893cd1fb94d0
SSDEEP

6144:3hhDNoYQSRY4tY99z+Nofn00l1JIya8r6:xdNoYG4tY9oEIyaR

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe
1132	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 3968	1132	AcroRd32.exe	89
PID 1132 wrote to memory of 3968	1132	AcroRd32.exe	89
PID 1132 wrote to memory of 3968	1132	AcroRd32.exe	89
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 3736	3968	RdrCEF.exe	91
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92
PID 3968 wrote to memory of 1692	3968	RdrCEF.exe	92

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\rules\emerging-info.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1132
- 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:3968
- - 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=01E806767730EAABCE3FE9B19A40E1D1 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3736
- - 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=3E4A031CD5CF6D3946304B29CA78FA7F --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=3E4A031CD5CF6D3946304B29CA78FA7F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1692
- - 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=561A76157DCB8BC7680392372F10454D --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3416
- - 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=40729EE418B2EF8298302356CBD9E96C --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3176
- - 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=D1DB529C0E82609C5BCDBB348E1742AB --mojo-platform-channel-handle=2192 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2092

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
a6aba7c9972c2c3dfc08456d52484839

SHA1
3535d10d1f4d5888e6a575269ce98835447a7de0

SHA256
19a27bc0b889b2dcb124d27c12970a40acb9445efbc3eeea6d4fb18ece97da45

SHA512
65910952c75a94d9de6f072b7dfff2b3573e1c75cc3421293eccb6e4f027aa080567c1fef5d80deb9016b952a53be8779fd978d10dffc4e3402fe20e891161de

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