c09ade66bcc6dcb38a0e9b8e2e6517233bd9599e27df25cff7b1763263a2c68b

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
17/01/2024, 21:00

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General

Target

6397de60bf5fb1875c2297ef3f91b7c9.pdf
Size

42KB
MD5

6397de60bf5fb1875c2297ef3f91b7c9
SHA1

13b419691e2c5a22b829283dc0deac26eee90f78
SHA256

c09ade66bcc6dcb38a0e9b8e2e6517233bd9599e27df25cff7b1763263a2c68b
SHA512

0a0d32dece031882ee2fed1b15b5253b97e446b4b9e2fa72feff2b70d1d4a9f9c359959db165dffef11c7f26cf466ab3e9081b6bb1c5b621452602e1748f487e
SSDEEP

768:kWe2b6T1PTayhmTDe0/gQCxgWvs1FGYD+wVj2iAhbyhCXtI5mkj/Wl:7p6RPTX8Wlxo529hbyMXu5mXl

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
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 4708	4052	AcroRd32.exe	100
PID 4052 wrote to memory of 4708	4052	AcroRd32.exe	100
PID 4052 wrote to memory of 4708	4052	AcroRd32.exe	100
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 220	4708	RdrCEF.exe	101
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102
PID 4708 wrote to memory of 3616	4708	RdrCEF.exe	102

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\6397de60bf5fb1875c2297ef3f91b7c9.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:4052
- 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:4708
- - 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=AFE52EA986233626230FB39A9EA66A21 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:220
- - 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=05893B31FF670DCBE3A42A62E542E2AF --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=05893B31FF670DCBE3A42A62E542E2AF --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3616
- - 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=3BE416DB2B108B6F134393B656DEBA44 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2624
- - 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=C99F458FC4E287647FC478D01BDEA9F5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3036
- - 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=18828862218D5121B72D79BC8C60F101 --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=18828862218D5121B72D79BC8C60F101 --renderer-client-id=6 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4296
- - 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=C8E8F5DA26D2BAD497CEC5A8F2678087 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2588

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
0d0806a81529bfe52d172d4fe838077a

SHA1
19b3dfd4911d260625c862d46916f9f5b4a313b3

SHA256
290f002b375f7664d397764105ee68d22b36c604b8ab0649192740180756d5ad

SHA512
71fe30f6f3cab35dcaf915b85cc8af6d7bc4bba685317fb3f6552289d87ae29809bad183cd1808cd7f7bac558b08f5d2c0678ff4ae6c62ac88c1a07d69807457

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