963e13382d945f13e9fd13545ec5e9274d79c293e591226cb59658b2f175137d

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
18/01/2024, 21:08

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General

Target

660a4fbca38375b94c6122f427be0213.pdf
Size

86KB
MD5

660a4fbca38375b94c6122f427be0213
SHA1

603e75f13ae8a484e182fe248901b3d1b3b32c31
SHA256

963e13382d945f13e9fd13545ec5e9274d79c293e591226cb59658b2f175137d
SHA512

9273e69cd12e97baada6331b8151d161ca3096e6de6c3af3758a21f3f8f2b0256d5837a5f3d732597ad3cec8cb8247592c0d3000524242373632a23e907fa168
SSDEEP

1536:ivCbGFjr7gIyDsWjh4QIKy/gCSNuYWY06qLWDxU6M0f3G5bWnDG+BVrbSi/RWxAb:0CbGFPkfDsWd4qDCAwYgLWNAgrvV23GR

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2828	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe
2828	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 4076	2828	AcroRd32.exe	92
PID 2828 wrote to memory of 4076	2828	AcroRd32.exe	92
PID 2828 wrote to memory of 4076	2828	AcroRd32.exe	92
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 5040	4076	RdrCEF.exe	94
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	RdrCEF.exe	95
PID 4076 wrote to memory of 3268	4076	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\660a4fbca38375b94c6122f427be0213.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:2828
- 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:4076
- - 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=8ED3B9D6E15D7844235840C3A9299266 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040
- - 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=146743010321AF007D0626446B486DD1 --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=146743010321AF007D0626446B486DD1 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3268
- - 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=D5231E3A481B8DB49B38DB9A0C60751F --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5048
- - 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=DEC4D251130DA1498DDFE1BB2602A61A --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4204
- - 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=D2FD1C46890F44DB96AA5F7ED0176B54 --mojo-platform-channel-handle=2236 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:920
- - 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=3B7CEFBC1F6DA266711B383C7719A461 --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=3B7CEFBC1F6DA266711B383C7719A461 --renderer-client-id=7 --mojo-platform-channel-handle=2620 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2848

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
efc7c62a7e93dbf00965bc67075bb6e4

SHA1
41239578466eb733bacf738eaf006741764720ee

SHA256
8885501c2447580436ae77e513fc655a386c52ca3968715cb4d7a0f1f4c8d54f

SHA512
03fa1881bdde8c741415ea38e84a1f4da3d99d444c1faf8d88bf5b7919a68ca14ac5dc1d13d73133d3703409640bd64fa84d9dfddf439b82f94b80a1d7391553

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/2828-25-0x000000000BC00000-0x000000000BC50000-memory.dmp

Filesize
320KB

Download