cd86a739e9f53c170b797aae89be23963f4d5f32feb0f2edf7af4ed006169384

Analysis

max time kernel
141s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2024 00:44

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General

Target

980b8db4bdc5cdf3c0673ffd1319538a.pdf
Size

33KB
MD5

980b8db4bdc5cdf3c0673ffd1319538a
SHA1

a99c070f64ee3f1fab8a952196a67e8f62cfff19
SHA256

cd86a739e9f53c170b797aae89be23963f4d5f32feb0f2edf7af4ed006169384
SHA512

a056ae0e75153dc79e02abb7036c68f322b1001acacb161a25932300eec1bf39d6c3fbda8d8626c623007453828888b5f0aca7bd7bca17a921e7234725345277
SSDEEP

768:93NQLa7g3sNOGWXh3U1X+23uJtmYxBWLzHF2xUspetN7d:9GOOG0lUB+2aUfzHFEA7d

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
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 4828	2280	AcroRd32.exe	85
PID 2280 wrote to memory of 4828	2280	AcroRd32.exe	85
PID 2280 wrote to memory of 4828	2280	AcroRd32.exe	85
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 3524	4828	RdrCEF.exe	86
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87
PID 4828 wrote to memory of 2276	4828	RdrCEF.exe	87

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\980b8db4bdc5cdf3c0673ffd1319538a.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:2280
- 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:4828
- - 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=C727900EC9DF80000DB7CF0544E97FF0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3524
- - 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=527FD05EF8EDF15AE130B779EECD50BF --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=527FD05EF8EDF15AE130B779EECD50BF --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2276
- - 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=C8369000AB1EF3C29BFF4F12277B3661 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4892
- - 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=69602334F39D6995940ADBAB0A5A5D1E --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3276
- - 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=D0CF2922C193C9694AA6168096E43945 --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=D0CF2922C193C9694AA6168096E43945 --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2352
- - 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=BFBCF91B0447D3E39F7F03D4B225EA0C --mojo-platform-channel-handle=2720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3384

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:972

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
01a37b244b179c29b9915b751d01573c

SHA1
1dd8e097f56fe548e88d426c1e2432c230a49861

SHA256
46b1257c2288e830f33c0842b5c0457cbf7b514472469661ac308e9872122311

SHA512
fd392d4d770c0bc3e59df44ff75482b09d5198a9a1b4fcce7c52102cfe014fa2f6d546560438a6285f972ec53c08ee9acd43c44e8f3faa8ead83a31ec37c0de8

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