e32970ecf5d7fd737994c98c3fc630116b408fdcebc835f2fafdb68846a4ae0e

Analysis

max time kernel
141s
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
26/01/2024, 06:17

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General

Target

769b5aaa7f99dbd7c2801f1e801fa031.pdf
Size

85KB
MD5

769b5aaa7f99dbd7c2801f1e801fa031
SHA1

e545a40eb29dcc63a46e456cbd374bfc0f4f1735
SHA256

e32970ecf5d7fd737994c98c3fc630116b408fdcebc835f2fafdb68846a4ae0e
SHA512

7a4918b355b419082ca4c08dd685c5bc911c8d5bdbcabc474f142aafc9b285ff5dc05ef5d3f2f4624d98190161f5e4537995bc7b7cc6b6dec853e57ea1e4e461
SSDEEP

1536:re7wBUGl2HZE7ZzzjN042+O5t3b9Jlme+Z2l0UWEZls879POW8pO7e4y:i1GWZejN048L3bHeKlse5N76

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
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1188	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe
1188	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 4384	1188	AcroRd32.exe	92
PID 1188 wrote to memory of 4384	1188	AcroRd32.exe	92
PID 1188 wrote to memory of 4384	1188	AcroRd32.exe	92
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 3884	4384	RdrCEF.exe	94
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	RdrCEF.exe	93
PID 4384 wrote to memory of 2592	4384	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\769b5aaa7f99dbd7c2801f1e801fa031.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:1188
- 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:4384
- - 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=49E4705C8C858773A4EFE139F27F3457 --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=49E4705C8C858773A4EFE139F27F3457 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2592
- - 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=CFC9FBA5058FF7DA890089BBA7A2DF3D --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3884
- - 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=DC8D7B4B833BB99C126326118D6B0E9E --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5080
- - 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=C7C60C57398AD9B65D6B7E67F90CF0A3 --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=C7C60C57398AD9B65D6B7E67F90CF0A3 --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4264
- - 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=D147A46CCC9ED82B8116DB2F929840A5 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1920
- - 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=CE2DBD7CFE06A8EC7D0971EB7E3964C6 --mojo-platform-channel-handle=2804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4772

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
bfe3701a908c9f88c6028d1e2c465cf8

SHA1
e1fcd1658249fed68e29b1c8093584f4d9a868d4

SHA256
faad3f994f3f8bf54d2504d1d3b754dec01b993343b1986d9a710d192b173336

SHA512
15fa093d55a315d9dd6cb59d9f603384c5aca82bc15e87adf5b65ced7cc82ff8e0ae77eabbb23539f6fb199245bc23692ec88df243c510c2b820fdf6a95144ce

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/1188-28-0x000000000AA20000-0x000000000AA41000-memory.dmp

Filesize
132KB

Download