9f15290643115255507b486152b49cc57a07da09feccd82d0da35e3ed2cf05aa

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 09:41

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General

Target

5ae9b8fde228487e2459aa8fda098a95.pdf
Size

47KB
MD5

5ae9b8fde228487e2459aa8fda098a95
SHA1

0bc09138da4ccd8471a29bf4c0aade7c26e679b6
SHA256

9f15290643115255507b486152b49cc57a07da09feccd82d0da35e3ed2cf05aa
SHA512

7e07ab86dd401b53313c2761c4a8f2570c5fe574516b14336b097f7d9e1becc5ac5c540a5b0bb8cb4cb4e784b794fd2809c86d75209d82a9f40c9f19d61715f6
SSDEEP

768:iWQy9XjbKqNedVviA2l1PLxvD7fi0BOc6d4T3Y12TJLsPqvHF6/EUZDttMEODIRC:iWQy88UT2LtPWlqTI1kFx96//DlWfMW

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe
3380	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3380 wrote to memory of 2536	3380	AcroRd32.exe	92
PID 3380 wrote to memory of 2536	3380	AcroRd32.exe	92
PID 3380 wrote to memory of 2536	3380	AcroRd32.exe	92
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 1540	2536	RdrCEF.exe	93
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	RdrCEF.exe	94
PID 2536 wrote to memory of 4240	2536	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\5ae9b8fde228487e2459aa8fda098a95.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3380
- 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:2536
- - 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=8884C36481130347A99596EF476581CE --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1540
- - 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=29AB1C386446259286B64536475466F5 --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=29AB1C386446259286B64536475466F5 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4240
- - 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=FBECC5CABC105C06695CF548DC3EB9DF --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3900
- - 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=D25B041EFE3E11497F9469449547173F --mojo-platform-channel-handle=1980 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4596
- - 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=5B9B7318D2D45F0C609BD9042AF6C98D --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4844

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
efcafa23bc03614a6d1984bc3c04db0b

SHA1
c3a14c7692d48e399eecb786ddcc1a05993b0896

SHA256
b4984cc8a11b47fe91c2d4ad6391d9b1f325fa4a9fd3fe828c8b3f01ae2c644d

SHA512
ab259acd89381f24eab0c6b8f3b6c696a470fc75de56b611b3b5866f956696e8153eeea146bc1c5dcb42cda8591c44342a52f22d223f64b93d61bcf77139bddd

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