10b40992b6b3b76e0d960947f26be4f8f8fa8df5c97d17d3874550977bcf48b4

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 17:20

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General

Target

6832e39549d76b826bc2bf4424a8f523.pdf
Size

57KB
MD5

6832e39549d76b826bc2bf4424a8f523
SHA1

89a2739fa2197039e087aa73b9c8e3d58aaa4255
SHA256

10b40992b6b3b76e0d960947f26be4f8f8fa8df5c97d17d3874550977bcf48b4
SHA512

061c14b114a629c5790497708c265beb46e6638979188d94ef8f58a57d99170573b39d4c9d93ff8d92d03f54794510588c87c347d7072d3381807981cf7835da
SSDEEP

1536:eYbCYYRQ/7WGkCa8hfVp5OV0tArvZFxFhZucd:FWGDxvOprvH/hZ7

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe
1740	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 5060	1740	AcroRd32.exe	92
PID 1740 wrote to memory of 5060	1740	AcroRd32.exe	92
PID 1740 wrote to memory of 5060	1740	AcroRd32.exe	92
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 5112	5060	RdrCEF.exe	93
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94
PID 5060 wrote to memory of 4496	5060	RdrCEF.exe	94

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\6832e39549d76b826bc2bf4424a8f523.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1740
- 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:5060
- - 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=1600CBB132869DD101E1C40D5A693E23 --mojo-platform-channel-handle=1700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5112
- - 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=8EC5D31FD454F6155C7DF341B91AF490 --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=8EC5D31FD454F6155C7DF341B91AF490 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4496
- - 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=4BA42F46FBFB2B8A217A36715F4274C1 --mojo-platform-channel-handle=2136 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3580
- - 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=A1B43B78DD6887D3F7C67F90A9BF2BF2 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3520
- - 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=B6418AA69374397ED0BDF367F2F88E22 --mojo-platform-channel-handle=2220 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4048

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3268

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
0cd795cbd68557824092a679ad6c9dbb

SHA1
436747986dbdd065cef11b5b0283bd2adc2413b3

SHA256
fe39aa80ff0dc4632d258aee8732db55199ef184bd7e471603095d62f1580eca

SHA512
3cbdd7fe60b739fc66af217c843af0351cc14ae4e55e2b784fd56b021e331e0e97b03dcafade1bfc6bac2390bcd79a4c070b7eb6b454253387c37b45102a8b41

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