7c62ad287d18c7bfb5133bdda9560d1c428447993dab29aa5839f89db2cc9f46

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 01:40

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General

Target

231b469a1b67e9e8a2e629930dd2db92.pdf
Size

92KB
MD5

231b469a1b67e9e8a2e629930dd2db92
SHA1

7bce81bd6441fe28eec65540e61b50f95d771e03
SHA256

7c62ad287d18c7bfb5133bdda9560d1c428447993dab29aa5839f89db2cc9f46
SHA512

b379f32a7f3352fa18719d0778fc6a5e84bda6357a3ee61f1733d1a167528b07b95ae606c260e1f4db8e704860ca7758d868378e13b15606e45bd220e02c122d
SSDEEP

1536:gZrLAOlMP7UKFYgrHlyVgugGuR1VPLiOSGXaqPwM+WypOlLogJQzi+W3ZTnlv6LM:0TlMPhGgagudiiONqQD/lLTJQe/gI

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
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe
2512	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 3160	2512	AcroRd32.exe	90
PID 2512 wrote to memory of 3160	2512	AcroRd32.exe	90
PID 2512 wrote to memory of 3160	2512	AcroRd32.exe	90
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 3320	3160	RdrCEF.exe	92
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91
PID 3160 wrote to memory of 4292	3160	RdrCEF.exe	91

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\231b469a1b67e9e8a2e629930dd2db92.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:2512
- 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:3160
- - 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=DB38D7C7D1AB9AC4749BA6118BD4ED63 --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=DB38D7C7D1AB9AC4749BA6118BD4ED63 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4292
- - 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=E5FE9B64E00148C49CFCDFDC4EE0D645 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3320
- - 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=CF98CE9BB9E2D023FD1EC97E91DA6D34 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4428
- - 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=B278850E5B79984A4B528AC44C207956 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5044
- - 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=BBAB0A1AA831F0694440D8958D4AE515 --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=BBAB0A1AA831F0694440D8958D4AE515 --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4284
- - 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=0414D3B25283207F391CD205378D86C9 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2388

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1988

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
83cf285c48e32b0fc1c320f8d22f93a1

SHA1
67a9d367dcf3b081bce1c7d0f230a5f70266a874

SHA256
26327ccf27f2e1c3d22d557957ccacb4ef6cd24a1589856ece52bee00063655e

SHA512
f6d65c09cb2ed9a266ac9d49abf5c4d048b74420d67c62b896a4ab7925ab1e6b0aeae68f5b7eda74638ccb7154f1fe2719e4b066329f1d98914aa0f959f528e2

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit