58495f4f2e47bfcdcbe6516363b46c50798ca93649c3c6b14c35758c0c413f1f

Analysis

max time kernel
133s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02/07/2024, 10:20

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General

Target
1ef4bf423a7a6f9bef0e6a68d571f36c_JaffaCakes118.pdf
Size 8KB
Sample240702-mc8bba1grp
SHA256 58495f4f2e47bfcdcbe6516363b46c50798ca93649c3c6b14c35758c0c413f1f
MD5 1ef4bf423a7a6f9bef0e6a68d571f36c
SHA1 f57c627f2c67a24ad12a6b287a23132256ec3a62
SHA512 5cae9f7d5d54b70c54f4267be9a7e2acf4fef2ca32160c193dc1f8c9e1c0c5f54a009db3e93f5f51a841b95f2aabdb0f0f9e11543e760d9f49301b1de89e6db5
SSDEEP 192:6bEG4R0WgUKhkOvQ0GoUzNpui+7x8QtwNAO4da0WhUJBhJBi1C:6IG4GWgU+hmJps8QtwNAO49aQpF
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe
656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 656 wrote to memory of 2628	656	AcroRd32.exe	91
PID 656 wrote to memory of 2628	656	AcroRd32.exe	91
PID 656 wrote to memory of 2628	656	AcroRd32.exe	91
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4896	2628	RdrCEF.exe	92
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93
PID 2628 wrote to memory of 4676	2628	RdrCEF.exe	93

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\1ef4bf423a7a6f9bef0e6a68d571f36c_JaffaCakes118.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:656
- 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:2628
- - 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=B6BD3DE7D4E05C0600FD2E195153CE1E --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4896
- - 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=C5F7DD82789EE379AE25AC8C32E4D2A3 --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=C5F7DD82789EE379AE25AC8C32E4D2A3 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --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=5376B4941EA437C584F373FA5D036EF6 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1352
- - 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=BE52D3F227B49F363047892E77CEA31F --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=BE52D3F227B49F363047892E77CEA31F --renderer-client-id=5 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2176
- - 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=7D1CD611E5C64367AAE6732CFB4BFACC --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4300
- - 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=42774B735751524F7EB48052AE928937 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1332

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2564

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 f9ec1b48bf7539b14abe596bffb90cfbfac028ad0ace5fca70cc2768d61623c4
MD5 6127b3de95dc558b5f5f117da6c4e9e7
SHA1 d5644a8795f138293988249267148e586dcdbc0b
SHA512 76731c05b68c0f7d164f44f077400ccd3a6f2f05785ed04d8d039a71e22cf2ae05e40417b61c6ab15e67a8d67aa0cbb94085a7b47694b4139153b9d93a06914a
SSDEEP 384:yeQdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:T+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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memory/656-121-0x000000000AA40000-0x000000000AB8D000-memory.dmp

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