7984047a0121bfabff0d50ee33127889520ccaed6ec4da3681c3a2c09a3e8fd9

Analysis

max time kernel
142s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20230220-es
resource tags

arch:x64arch:x86image:win10v2004-20230220-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
13-04-2023 16:15

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General

Target

Russian mbts/TankT-64.Object434.Technicaldescriptionandoperatinginstructions-CAPTURED.pdf
Size

9.5MB
MD5

1b99b4143ba295239f83efe2fc8bc84f
SHA1

119469c26645d44606ff685cde9427fbeabd4404
SHA256

bd7d87c4f932530526f74f5aa984a92507ae76c5c880d6172038c144dbde960f
SHA512

60791009c349d260fee576c7ea6251d9d19c8b1e557a24ef475d23447ca1555ab83e53263125d5a6fbc24e2b4799480b0126dc74fda1014f5c9742d9fe8552ce
SSDEEP

196608:WIp7Wcclv+d2jPZJQf/It6aCyS2ii7XP/u7wTLzSqaTmi1n1gzY:R9WVUURGVaCA7X+wPpaCan1gs

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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4428	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe
4428	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4428 wrote to memory of 2088	4428	AcroRd32.exe	84
PID 4428 wrote to memory of 2088	4428	AcroRd32.exe	84
PID 4428 wrote to memory of 2088	4428	AcroRd32.exe	84
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 2216	2088	RdrCEF.exe	87
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88
PID 2088 wrote to memory of 1392	2088	RdrCEF.exe	88

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\Russian mbts\TankT-64.Object434.Technicaldescriptionandoperatinginstructions-CAPTURED.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2088
- - 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=23967D21D7B890323B6BB5EC564FA8DB --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=2 --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=23967D21D7B890323B6BB5EC564FA8DB --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2216
- - 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=3AA4C31063FE92BFD4C0B44DA1F2094E --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1392
- - 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=105BFD9EEEF3DAF24EE5855B75AD5412 --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=2 --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=105BFD9EEEF3DAF24EE5855B75AD5412 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4676
- - 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=5895D640A4D8F41B32182B20345217E6 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2008
- - 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=63962650BE4948A168BC24C7C895563D --mojo-platform-channel-handle=1784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2200
- - 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=54F7B43CE202CD685DD39D827573AFB4 --mojo-platform-channel-handle=2840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5092

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3152

Network

MITRE ATT&CK Enterprise v6

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

Filesize
64KB

MD5
a65ec220346c1d9daa7855dcf27d388d

SHA1
d3c5335ce47cb3c2f8118f12b9077a179748afcc

SHA256
80454e93029e7b6459f923ad4415a2f50e7daca45b2ea73712093a3cbad3cd95

SHA512
baef17881061c0dfdc5754389769811080e72632a5a94434e256239437398f809d38d4b554f750416e84ce622a45490da02552b1ed79729cc1deac90fa2de339

Download Submit