7bd4436c8ba17d553942585d879e2f33360bb5a86898b0cd4315cbe2170e24d0

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
23/01/2024, 19:22

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General

Target

705c868d5f1ba6d2dc4482dfd46b28c6.pdf
Size

85KB
MD5

705c868d5f1ba6d2dc4482dfd46b28c6
SHA1

8996fdf1b882f0bf34e91607ed7d086da718ea54
SHA256

7bd4436c8ba17d553942585d879e2f33360bb5a86898b0cd4315cbe2170e24d0
SHA512

cf8b95f4b7c5023b0ac3b0d1eda6a2fe75a2993e52c0bed951b91006de9389ca3b6ddc1d1421c6cf1cd84d99f0b228892c3a21c882329c171dcaa3e451d617a3
SSDEEP

1536:BAVoEnTvYIvXoOgAZpKS5BEi/dVJdzqqHR0VWwvuzJQsVLRS6WOpOaZJUeoj7Yd:NETgComZMgBEi/dVJ0AR01WqEL8vaZJV

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
364	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe
364	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 364 wrote to memory of 3228	364	AcroRd32.exe	93
PID 364 wrote to memory of 3228	364	AcroRd32.exe	93
PID 364 wrote to memory of 3228	364	AcroRd32.exe	93
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 4724	3228	RdrCEF.exe	94
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95
PID 3228 wrote to memory of 3076	3228	RdrCEF.exe	95

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\705c868d5f1ba6d2dc4482dfd46b28c6.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:364
- 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=40F29DECB145C61720D84BAC8F8C4E04 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4724
- - 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=C99A315AB4476B986B79C45EBDC98320 --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=C99A315AB4476B986B79C45EBDC98320 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3076
- - 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=4F757250F27680020AE16464D7DD4B8C --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1588
- - 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=0D5D0611EEBB22B38407801222531714 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1616
- - 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=338665C2D64499A66B27783C83E38E81 --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=338665C2D64499A66B27783C83E38E81 --renderer-client-id=6 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3920
- - 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=32ED41EBB32E07DA429A8B82331A2202 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2508

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
068edea03625ed6d7de00c833afdfe29

SHA1
3bb3e567421dddccda42a226d740f37ee9a26c61

SHA256
33e9a84ebe3c6330056e3c984b58bb092ac84de1870454c20ab0c74d25ec9255

SHA512
571167553fb99311e27b85676956575530d18fbe15cf3958922e30a1b21cd4752b8608fba1a6904c952a52041ba36f65f3187c10d2fc3a6b6b3b72df9bd35948

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/364-25-0x000000000B8C0000-0x000000000B910000-memory.dmp

Filesize
320KB

Download