6e3327970d06f47b2a8da85db47eb499396f84cd58b3a1c7b6f8e30b05cda56c

Analysis

max time kernel
143s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2024 16:28

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General

Target

657e9a68a1121e72d2e1eb5a29d8014a.pdf
Size

87KB
MD5

657e9a68a1121e72d2e1eb5a29d8014a
SHA1

f879b4cc904319cab9c9f9e32f0607ea42e55015
SHA256

6e3327970d06f47b2a8da85db47eb499396f84cd58b3a1c7b6f8e30b05cda56c
SHA512

9f2bc562874784333435a651ef981f8de5eb62d834df053a7269a502c1f77df81782c709bee108e1850f6017be666582966531521d43c374431849f2e61ff185
SSDEEP

1536:rZFfh7aRuTGvtts0BmcfppJjaiUgxPzUhVWApOquWOItqqGo8KJPdrxsleUC7:1faMTk/XmcfPJjrUgxohoqQIQAYly

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 3096	1568	AcroRd32.exe	93
PID 1568 wrote to memory of 3096	1568	AcroRd32.exe	93
PID 1568 wrote to memory of 3096	1568	AcroRd32.exe	93
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 3260	3096	RdrCEF.exe	94
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	RdrCEF.exe	95
PID 3096 wrote to memory of 1676	3096	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\657e9a68a1121e72d2e1eb5a29d8014a.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:1568
- 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:3096
- - 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=E1D7F52EA4D9A94367A952AB5E67CFD2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3260
- - 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=4C4DDF960A2A47CA725E8AF081A564FD --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=4C4DDF960A2A47CA725E8AF081A564FD --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1676
- - 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=C2BCB3F4C7564AA4806C6BE25A13A6A7 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1864
- - 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=AA2960B23A04D535B582A694B72885AB --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=AA2960B23A04D535B582A694B72885AB --renderer-client-id=5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1672
- - 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=20A698267FB1DCDC1A55917D7E075947 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3440
- - 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=40060C5AFF2303993B7BC7F624EBB5AD --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4560

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4360

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
028bee3aee05d8bc453fdc57776ace94

SHA1
37a8351739ac4c3b7ac508464f7fe03c387692cf

SHA256
5252fe2eb2c9e9eeb78def1840527c21e3132e1d37e13ed7119ee6bb1ce474be

SHA512
b5c22f25791f5ffb4226b2e7fd0fdbe2f4b8c6268abe8155688b7b187c431db34b485997387d9a3d07ca1ccb493e249a5fa15096a4a97e5b646d3d7085359826

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