7a209fc80ad1e30bf99e1c6ff1bd4e5233e156e962d9f779b6fb508a9ca5faf4

Analysis

max time kernel
149s
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
25-12-2023 09:45

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General

Target

15099bbb197eedf41d5dcf1de67d8781.pdf
Size

25KB
MD5

15099bbb197eedf41d5dcf1de67d8781
SHA1

372d51bf2ece81772a13192018a5307c5eb1e04b
SHA256

7a209fc80ad1e30bf99e1c6ff1bd4e5233e156e962d9f779b6fb508a9ca5faf4
SHA512

69620332fd0f62aba433d78a69ba6c3ec24484bbe0deba5d2fe3ef90868df0b6ee16d775006745ee0d93a8ecd1ad9bcc722347c9f0aa6b7496d2c9b66eff2c42
SSDEEP

384:WsFlS3K6XgKV7cAgdOpW+033+onTS4vGI75gDU5VfJX/tTAw1hRV1G5ULItoU7Dz:mgGzpDA3NnOLOgwf1JrB1G5X7DY3eUE

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe
2264	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 4700	2264	AcroRd32.exe	92
PID 2264 wrote to memory of 4700	2264	AcroRd32.exe	92
PID 2264 wrote to memory of 4700	2264	AcroRd32.exe	92
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 5040	4700	RdrCEF.exe	95
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96
PID 4700 wrote to memory of 1212	4700	RdrCEF.exe	96

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\15099bbb197eedf41d5dcf1de67d8781.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2264
- 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:4700
- - 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=DA49856589C8AE952F4267524CFDD68E --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040
- - 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=93CCF5DB854C52887C18BBA61EFDF793 --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=93CCF5DB854C52887C18BBA61EFDF793 --renderer-client-id=2 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1212
- - 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=F3DF2D39EAEEEB23B8DEDBDFC4DB6E8C --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2564
- - 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=B66CB3F07BC808AB3D25E826704133A5 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172
- - 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=42B31FF00A0C038E7BD7C533ED71B00E --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4536

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4928

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
21434e8e9d02802f69e1831ce319d185

SHA1
d2ea71756e816c121c24a8c1b6ee785c7d81a874

SHA256
0a3a59e79acfe3f9634bbaf5a0b3cc5fdc1e4f6ba9321c92150413f10080be14

SHA512
6ccd26b15a20041ee9c941f4a856aa5872d79fb6f394d37313482809c0549fc3ee94dc91e41c6e54d185cfd188230f163e683d0493d321fcaf8a8d5df7216026

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