3d3c376c82bf489267199b89e69b97f4df6ba6de894feb466684681cc0c4a53c

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29/02/2024, 02:39

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General

Target

ad7ab99c22f8362fe412630eec14ef0a.pdf
Size

59KB
MD5

ad7ab99c22f8362fe412630eec14ef0a
SHA1

3d8429d40e1b502a1c36c5e56d84ac8ba0b8b2a1
SHA256

3d3c376c82bf489267199b89e69b97f4df6ba6de894feb466684681cc0c4a53c
SHA512

4ce2cbfb7ee0a7ce8479eb2acc60d28c47add0c281bef10ac158ddc6b951a5e3070d6039ce8712221958548c07c4b718127f02d1bd4c42b3bb1f51505ff33762
SSDEEP

1536:8iIokGXTq6ue/00JBgG6V3gB7KAXtgVpaUy+UvONxD+IkLh3uD1eKjC:y56uAJM3g/6paUsmTSHh3o1eMC

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe
212	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 1216	212	AcroRd32.exe	93
PID 212 wrote to memory of 1216	212	AcroRd32.exe	93
PID 212 wrote to memory of 1216	212	AcroRd32.exe	93
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 2460	1216	RdrCEF.exe	94
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	RdrCEF.exe	95
PID 1216 wrote to memory of 4732	1216	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\ad7ab99c22f8362fe412630eec14ef0a.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:212
- 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:1216
- - 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=040F2FE22B469F8351EE0325B60B8697 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2460
- - 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=B3FFE69FCC0131FD547265E2D4083207 --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=B3FFE69FCC0131FD547265E2D4083207 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4732
- - 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=6750FE961D96CACFC43ADC57C5F3D702 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2052
- - 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=C5290DB0C7C2CB68B02F23073ABEEEA5 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1384
- - 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=6B0913FC4A336CF1A2A6C9EF85841071 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1664

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1032

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
18dbde79c42c5a1509e4e0dd0eca27a1

SHA1
3fc0a487db2cac9ea13cee14f0edf5af5c18406a

SHA256
08606bc131de832b8adc8c57c7fc541fa7aaa86da1cf36fc6eda42479b01255c

SHA512
2277364142a646c75514e565e23ef2b15d146ce3f41b816650457084e47e8a9f720ee81cd15176b49b3235733d332ab74414e1eb8fb1dd2cc919307f94ee7438

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