f430b8d9d5c32c9078db6858db0d119f225f4306039bf09fb13f5deef5803a57

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 23:55

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General

Target

97f228ad51c1e56ba1e0cdf60c7eea43.pdf
Size

75KB
MD5

97f228ad51c1e56ba1e0cdf60c7eea43
SHA1

d4c8f4f7caa6beb974de2ba5e05011992dfd4a8b
SHA256

f430b8d9d5c32c9078db6858db0d119f225f4306039bf09fb13f5deef5803a57
SHA512

33d0a9802c12f86817347f130f1e890faf973fa89c071d9aa275a5ddab4478f8a36a402faaf384e8a9c886a6e9587a9d21b9abb4909f9f518a5e9714c7b227d1
SSDEEP

1536:j1q7feoNPEaK0SiP4kKC9SWPi5QU5/ddHJ3Wgg/xxtu3WuFc4zAc7SWbpOBXWV5R:F+PEaVfZ9teJWgg5WRG4kc7CBGV5R

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
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1584	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1584 wrote to memory of 1604	1584	AcroRd32.exe	87
PID 1584 wrote to memory of 1604	1584	AcroRd32.exe	87
PID 1584 wrote to memory of 1604	1584	AcroRd32.exe	87
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 948	1604	RdrCEF.exe	88
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	RdrCEF.exe	89
PID 1604 wrote to memory of 4584	1604	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\97f228ad51c1e56ba1e0cdf60c7eea43.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:1584
- 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:1604
- - 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=0B3EAC2A09D3DF74C9030B734E94CAA4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:948
- - 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=9E869ED3F5BE4A91C04D8DEAA7E0B802 --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=9E869ED3F5BE4A91C04D8DEAA7E0B802 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4584
- - 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=9C2D9A98C772A5D014B515EEBDB5B5F5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2728
- - 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=F56D8C7763ED9566F93A77D13DA14277 --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=F56D8C7763ED9566F93A77D13DA14277 --renderer-client-id=5 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3760
- - 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=E9F3815F1172B1C6B8125A965856C53D --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2448
- - 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=A84309BDF3C9FEEA3935B2CE8F2073A0 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3548

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3312

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
d7086aac40772006bbb13a50ebeb46ef

SHA1
4130802fa3a29d7e8f1e771dea625e3deb8d34de

SHA256
800afaf70718b35c3a4ec3262fb0d8a653853b661c6ddcc1213fb482480a766a

SHA512
731185a104123c6652b1ea25ea0def22cd35f427ecb9766cba8731055db459476ccb587bdb8e32e102ce54f0e5695cbf5b53a17395bb8d450056cce56ea90752

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
memory/1584-28-0x000000000AC70000-0x000000000AC91000-memory.dmp

Filesize
132KB

Download