c6d81b87c8fd240cb5b5fa5575cee6f2e83fdbb3de54a9094898d03f2d5666a0

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2024 22:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

97c6fa0294d64640336dcbb84e3fbd61.pdf
Size

75KB
MD5

97c6fa0294d64640336dcbb84e3fbd61
SHA1

c81d5a7290f1308b081488affe6f89d0a26a3669
SHA256

c6d81b87c8fd240cb5b5fa5575cee6f2e83fdbb3de54a9094898d03f2d5666a0
SHA512

b5c031d71136f26725d08fd375a8de952768c126ed56ffd692b9e604d7dfd0a0f9ca951d299463125f61ce06b65ad1bd2b9d6cb1f133f73aa26e59ad826c8386
SSDEEP

1536:Zhvl1fPbHDesStThtmVCmVgSUeuYKlwPTt1+XaM:Pz2b5hMoMBMwrt1+J

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe
4752	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 2292	4752	AcroRd32.exe	89
PID 4752 wrote to memory of 2292	4752	AcroRd32.exe	89
PID 4752 wrote to memory of 2292	4752	AcroRd32.exe	89
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 992	2292	RdrCEF.exe	91
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3352	2292	RdrCEF.exe	93

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\97c6fa0294d64640336dcbb84e3fbd61.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:4752
- 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:2292
- - 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=BFA531C4B527CEB618F9DE2B9421907C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:992
- - 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=78EC62CBB19A287978022C811FE5BE9D --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=78EC62CBB19A287978022C811FE5BE9D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3352
- - 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=207B755F43C8FAEC0D90B1C0EC2610B6 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=29EB506AEBC7EE366203A5C3E2D8AA31 --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=29EB506AEBC7EE366203A5C3E2D8AA31 --renderer-client-id=5 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3024
- - 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=1255557E385A81AE3B9E7D496245EA26 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:960
- - 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=65A71A5BFA0F30C120C8B22D82C32087 --mojo-platform-channel-handle=2900 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4600

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:392

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
4e83fb145d09db24126bde927b1376be

SHA1
c9c6ddffd8b2caa953cefe996eedc1ab133b0e6d

SHA256
8706f040ea55419a0346aadebe77c8fa7394b05fd03fa80fc7e6a0fbe244bd50

SHA512
a31a19b3f58b97a1245cc23d7f52c448f4e88e3189a054c7d22a4404b0a7829d41864c3bb0a498156d25af2d3f1af05ed0b74d9bc4d9ceb498516f4d0f7c0a0a

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