9ea222182e4cd3f8da2e926c732fbe2c3db2e8c47add198b789a20eabf814967

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:02

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General

Target

2935db8a968eb8eba205fa7418b7bddb.pdf
Size

16KB
MD5

2935db8a968eb8eba205fa7418b7bddb
SHA1

844d81ec67804fdbe8d60e7e96799ebdabb8f564
SHA256

9ea222182e4cd3f8da2e926c732fbe2c3db2e8c47add198b789a20eabf814967
SHA512

ba07096b41eaf1e053b694a1879198ec2ec88f998e8d380d9b13ae3116deeaab22b0e1c400a90115997e45c59a05f73bd49615c868bc0c8b14753c0d6faf2302
SSDEEP

384:9AsFlS3K6XgKV7cAgdOpW+0dGabbiPJejWi1wsSl6b:9wgGzpD4BWeFis86b

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
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe
1592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 3528	1592	AcroRd32.exe	92
PID 1592 wrote to memory of 3528	1592	AcroRd32.exe	92
PID 1592 wrote to memory of 3528	1592	AcroRd32.exe	92
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 2948	3528	RdrCEF.exe	93
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	RdrCEF.exe	94
PID 3528 wrote to memory of 3764	3528	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\2935db8a968eb8eba205fa7418b7bddb.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1592
- 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:3528
- - 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=A9B34F40B1432DEF56713838670C4115 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2948
- - 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=8437D4734D3E05F1F655D70E4BDFC4BE --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=8437D4734D3E05F1F655D70E4BDFC4BE --renderer-client-id=2 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3764
- - 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=B8208C56CC9C4C852EACDDF124EC6761 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3388
- - 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=E408B143FEC584E1DAB0CB81A59B37FD --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4000
- - 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=F4D417BD49E082CA90297A800A9F1EFD --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1360

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:704

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
9c3a9bc665aad35064c499d4cd2b90de

SHA1
769e8a3893e0fc20467abbaad9e1ed07448fa404

SHA256
4e7e27acd9ec5ad59211e22908345dc0b1d0aa7fca7f98c1a645f529ec5d385d

SHA512
2ac95bcfd14860af72326118332153b41bc9859880634c03310c458edd489c37fa497d1a89f6c8609cb8c90b0969bbbc1763940c2ce48180cdadbb876623f241

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