6b9e3d0d2facecd0f5fd22c4a2bc3fd7eddb4a3c78772df96659457c0d8e5b81

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 04:07

Sharing

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General

Target

c4ee1cf95238e1dddb048b8c5e567184.pdf
Size

34KB
MD5

c4ee1cf95238e1dddb048b8c5e567184
SHA1

acbd6108c9128f63f18c17364717a623e4648834
SHA256

6b9e3d0d2facecd0f5fd22c4a2bc3fd7eddb4a3c78772df96659457c0d8e5b81
SHA512

2e5ed3f46b0f7e2c363ac87403efbed97830d7e116d6075d83eb404d031eab92bcdda31b669d4d7fba769a14296f41cfcf392ce3731d7f9211bba63e1c462503
SSDEEP

768:YFCqwKQuoB5zvuX365wplLWi9sIEhaNDbYzOs6w:4CTZum5Q365wpUi9s/aNDbZs6w

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe
5016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 3612	5016	AcroRd32.exe	98
PID 5016 wrote to memory of 3612	5016	AcroRd32.exe	98
PID 5016 wrote to memory of 3612	5016	AcroRd32.exe	98
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3448	3612	RdrCEF.exe	99
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100
PID 3612 wrote to memory of 3084	3612	RdrCEF.exe	100

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\c4ee1cf95238e1dddb048b8c5e567184.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:5016
- 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:3612
- - 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=B4030ABCF4EE2050A44C88D2CBAED8E5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3448
- - 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=AC05D0355DC0C05CACC5EE622DE9B5A7 --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=AC05D0355DC0C05CACC5EE622DE9B5A7 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3084
- - 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=97595F1FD30404242F73B891115B15D5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5028
- - 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=4F7818F5451AA05E4718034180649598 --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=4F7818F5451AA05E4718034180649598 --renderer-client-id=5 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4992
- - 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=DDE39BCE152781AA4E28AD8B5AB91F53 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2852
- - 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=EA8BD68C9A66F2FA604F30FAC11EEEB9 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4696

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1068

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
604e84e2e999abe1caefd1cc8e055d87

SHA1
bf32943ca551b9d8a171ebbe78887691a40031dc

SHA256
6459eddf1852c2536c662cf731e08ad0767a9d2b193a7e670a114b1623f1c8c5

SHA512
a3d82c54130254cccb456af678614d19cfdadefad3f3076ab8054170bdffaaddd23543b8118c66e5f24496cc855f38b2dbf4337d3abc6036d25c737868e60bf7

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