6ba62f16b419b0cf23b01333d01499218ef81915392829d6e7cfc48f89c6dc37

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
27/01/2024, 22:16

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General

Target

7b6c845509b11222799aa1552098300a.pdf
Size

81KB
MD5

7b6c845509b11222799aa1552098300a
SHA1

85545c4ed0596f7da70fe40574554625c2a13f1e
SHA256

6ba62f16b419b0cf23b01333d01499218ef81915392829d6e7cfc48f89c6dc37
SHA512

ef6480c749f04e86a285cfa08d18359e8589b163a1d14cf131b0807f467abbd996e85bcc68da93168f28d46c430862a9b94d79cc508a6b80dadccb0889191313
SSDEEP

1536:sEvkeHFKI/wYTaVHKEQstj9WCq7gXiFrPRA8W9WZkGkFpW6pOu22g3g/1D:hvkeHsoKVQ4dq7lF1AghUKu2bwt

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
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe
2060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2388	2060	AcroRd32.exe	92
PID 2060 wrote to memory of 2388	2060	AcroRd32.exe	92
PID 2060 wrote to memory of 2388	2060	AcroRd32.exe	92
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2152	2388	RdrCEF.exe	94
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	RdrCEF.exe	95
PID 2388 wrote to memory of 2284	2388	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\7b6c845509b11222799aa1552098300a.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:2060
- 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:2388
- - 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=CAB4D99E59BFD500B3EE946BA26E6E1C --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2152
- - 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=1C04CBC444AF547F3DD8A0B3FEBCC977 --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=1C04CBC444AF547F3DD8A0B3FEBCC977 --renderer-client-id=2 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2284
- - 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=5F92D3E8048811CC8203C2B45DC0F682 --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=5F92D3E8048811CC8203C2B45DC0F682 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:680
- - 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=FC425E11D2AFC6644DE8BC3E9C5E88B3 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1232
- - 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=5B9D6B49727585CF5F2BBFF765BB8A01 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1544
- - 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=210E623DA4A41C7F5CF306AA3D9C2E0B --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2000

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:724

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
ffd35176f9e8cad7ff29f8bb9dacdfd2

SHA1
aa87ef2a2e7c50798208e53d0a0b30749de52d52

SHA256
782ccf19d1ae331b0f3fce14006e053eb3ce15200392bdc8ef810bcdaf5821a9

SHA512
5b74d495a9c65e11bb96f21f06b5f1304150e447dd76247fb5100b722264875a1c6d1ed15838b595d91f53d8225132e33aaa7871665775b81820832badc205f1

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