6f2819160b39f580cbbe9c30da0b7748d5c4d5495ed04d59f1644975c4bacdf7

Resubmissions

15/05/2023, 14:41

230515-r2mhcsfh35 6

15/05/2023, 14:38

230515-rz3rkafh24 6

Analysis

max time kernel
24s
max time network
23s
platform
windows10-2004_x64
resource
win10v2004-20230220-de
resource tags

arch:x64arch:x86image:win10v2004-20230220-delocale:de-deos:windows10-2004-x64systemwindows
submitted
15/05/2023, 14:41

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General

Target

Photo_Tillman_Galina_imkhfwo.pdf
Size

87KB
MD5

8633e542b392d6be77c482d601ccb026
SHA1

bb0c1ae78551f35d393b7199ba40e74beccca4a7
SHA256

6f2819160b39f580cbbe9c30da0b7748d5c4d5495ed04d59f1644975c4bacdf7
SHA512

652008cc008b44639a99576153358076de4cb7d85f73e9216bcab7dfa8865b79c3604bb570e04976cb131ecfed0d925b599ee94afe9ddc795e842970f4fb717e
SSDEEP

1536:X2FXXJ1S/Sn7yT4x8soEkh38mOIM8NeA7T42aLcq71ROPLK7xc6/js/0CbQ:qa/m7yT4x8gkB8mNJeA7c2Yp718PLex5

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-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 3448	2116	AcroRd32.exe	87
PID 2116 wrote to memory of 3448	2116	AcroRd32.exe	87
PID 2116 wrote to memory of 3448	2116	AcroRd32.exe	87
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4540	3448	RdrCEF.exe	88
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	RdrCEF.exe	89
PID 3448 wrote to memory of 4472	3448	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\Photo_Tillman_Galina_imkhfwo.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2116
- 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:3448
- - 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=78C53997918FBE74BCF2ABCF9B0D68BE --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4540
- - 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=6D8D8DF83D4A1CC8571C7A76F9B0FBBE --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=6D8D8DF83D4A1CC8571C7A76F9B0FBBE --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4472
- - 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=946AC462E090A7F15BFF4C35A6711A32 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4584
- - 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=6139B0F33974210332AB833AF1736E8F --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3964
- - 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=18C790F228EFCDF2D555F63E0C258651 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5064
- - 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=FF2473AEF18FF39847CE3BEF9AD66AFE --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=FF2473AEF18FF39847CE3BEF9AD66AFE --renderer-client-id=8 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4188

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

Loading Replay Monitor...

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
bb14f771a54399a09357bf8835249b58

SHA1
fe33831ce8522c68fabc7a05c9683fe3fcb86ef3

SHA256
8b82c75c66e8fe5a098a4b973541d937831aa2eacfd843244b6e7192302f06bc

SHA512
a91e9ba73a109f6c412535d5db8ffd9f9024276499fd3d0e705490615175f371c858627a1e9c05443036dce617551f817aa1d00b310963394c17fd805f6f3d1e

Download Submit