0bd03f34680481827bd0ad2f06d5302986de08ed43789184c5708170d3ba252c

Analysis

max time kernel
141s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2023, 23:06

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General

Target

2966420537915NIKG.pdf
Size

26KB
MD5

1948f5d42aa4699d9fa5cf614e59fb11
SHA1

f496c9d2589f9a4c2c3b68a012e7ff56d1efc0ed
SHA256

0bd03f34680481827bd0ad2f06d5302986de08ed43789184c5708170d3ba252c
SHA512

bd1d39541fc05065693de7cd2ccd768c660526891ee92efe3764a8bc55398fb9937a2a6e46b034257be1bd053d2289cac908d8595e9ea2418392d75bb92907c5
SSDEEP

768:YFqHSD8HSZprkfr5i4ACr/qdzE5hWf7auYd+:9HSZp8dgKGzQh6++

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4576	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe
4576	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 2608	4576	AcroRd32.exe	87
PID 4576 wrote to memory of 2608	4576	AcroRd32.exe	87
PID 4576 wrote to memory of 2608	4576	AcroRd32.exe	87
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 2496	2608	RdrCEF.exe	88
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89
PID 2608 wrote to memory of 4560	2608	RdrCEF.exe	89

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\2966420537915NIKG.pdf"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4576
- 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:2608
- - 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=8EB532AD18C3793AE98C61497DD89DD3 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2496
- - 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=4210E8F071F070E22AE52877C746A528 --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=4210E8F071F070E22AE52877C746A528 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4560
- - 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=D7C6DB46686A54C6C7F19BFE7A02E74E --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3972
- - 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=78BA8BC01ABB243293A27FE4DA59EC07 --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=78BA8BC01ABB243293A27FE4DA59EC07 --renderer-client-id=5 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2600
- - 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=3C643C195517DE4B9CF01D810E38D847 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4656
- - 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=A4EE05E62FDFB9B70097627D604BAE52 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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
983013cfce84fb12dfcc8ea20fa8f859

SHA1
41d2b86042ead802998773e089bcc9a631e835f0

SHA256
0776707669638ba77cca0620b193aa8b8657fe0e768fb0d98d85089dd167b321

SHA512
1b22063b11c3ea78bfc8c0de658f69a2a408862072ae3dd13b1b73f48db61997b2376438baf12498a7a50c60c8c8ceac2c3110866d074ca0e2f8fa27c58306bb

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