c0ea4bedcce6ebff557298ae4015a010af1fc7e9dc5b40670b441c1a66f42de8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
18/06/2024, 15:33

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General

Target
bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe
Size 13.4MB
Sample240618-sy6mhatepk
SHA256 c0ea4bedcce6ebff557298ae4015a010af1fc7e9dc5b40670b441c1a66f42de8
MD5 bcacbdfa9aec6485e43dcbcb1e24d2a8
SHA1 a30cc14f54d7c319c868868ca5676cbcad66480d
SHA512 d93a8fbbade22a6e5bc4705b43da346f37917c0a21c4a169f2d573bee6dd7ca10c4bfbd6bfbf50e367148fc946c6bc48c2b2aebf0960c6d6ba2145ddc2aa949b
SSDEEP 393216:FpAzXLKi/KForUnnXFwtAdPUqJyBTIm1GQvO:FpAfnlAnXFBdPU4yT1GQvO
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3760	InstallTools.exe
4360	bytefence-installer-5.5.0.7.exe

Loads dropped DLL 2 IoCs

pid	Process
4360	bytefence-installer-5.5.0.7.exe
4360	bytefence-installer-5.5.0.7.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x000800000002357d-6.dat	nsis_installer_1
behavioral2/files/0x000800000002357d-6.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 3760	3192	bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe	83
PID 3192 wrote to memory of 3760	3192	bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe	83
PID 3192 wrote to memory of 3760	3192	bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe	83
PID 3192 wrote to memory of 4360	3192	bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe	84
PID 3192 wrote to memory of 4360	3192	bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe	84
PID 3192 wrote to memory of 4360	3192	bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3192
- C:\Users\Admin\AppData\Local\Temp\InstallTools.exe
  "C:\Users\Admin\AppData\Local\Temp\InstallTools.exe" "C:\Users\Admin\AppData\Local\Temp\bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe" Software\ByteFence INSNDE "C:\Users\Admin\AppData\Local\Temp\bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe" /mode=s /url=logs.bytefence.com/event /product=Bytefence
  2⤵
  - Executes dropped EXE
  PID:3760
- C:\Users\Admin\AppData\Local\Temp\bytefence-installer-5.5.0.7.exe
  "C:\Users\Admin\AppData\Local\Temp\bytefence-installer-5.5.0.7.exe" /LM=3 /INSTEX /cd=12345 /thankyou /IGNORE="C:\Users\Admin\AppData\Local\Temp\bcacbdfa9aec6485e43dcbcb1e24d2a8_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

InstallTools.exe

Path C:\Users\Admin\AppData\Local\Temp\InstallTools.exe
Size 274KB
SHA256 d7ffd96c98cdcd1bacbe7542b403d60a8b700ab8305de02738f1f1c2d98aa71f
MD5 7bfcafbcc8ee124ce3ea6b098105865a
SHA1 f404c9a50e0740e465106321012c3b7859c999dc
SHA512 02b873be813abc8a50b882bed60ad2c57ad6cba8f83984c30d2ca0b5dba6c5b6427d44626bd2689e179bff539160b78b3ff6b604d1d134a147e41c9861b1600c
SSDEEP 3072:0l7g2UXc+gHjgXqJV0BhZ1hgC5VQ+dVg6tsH3kksA7XDCEtXFD:SkxM+gE607ZEC5VFgkks4Xx9
MD5 SHA1 SHA512 SSDEEP

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bytefence-installer-5.5.0.7.exe

Path C:\Users\Admin\AppData\Local\Temp\bytefence-installer-5.5.0.7.exe
Size 13.2MB
SHA256 223ab46425284dd4ae73f8e7ad478eca6a0dcb4902cbc2f203b73b7cfe0da90b
MD5 bd660f5e0f39dd05d5eefff4ce65c017
SHA1 956847325b76f4f02c8803f71204f4c747823ea2
SHA512 4fb02afb13c67c3d99cb0b183ca20ede069fb7a92cacd2f9bc73891e05a51bd6bd3ca2988fb71813444f9c9853ab8ad42193b234d5d0a60ca6a63355b51c0469
SSDEEP 393216:TAzXLKi/KForUnnXFwtAdPUqJyBTIm1GQv9:TAfnlAnXFBdPU4yT1GQv9
MD5 SHA1 SHA512 SSDEEP

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System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsc4101.tmp\System.dll
Size 11KB
SHA256 a1390a78533c47e55cc364e97af431117126d04a7faed49390210ea3e89dd0e1
MD5 fbe295e5a1acfbd0a6271898f885fe6a
SHA1 d6d205922e61635472efb13c2bb92c9ac6cb96da
SHA512 2cb596971e504eaf1ce8e3f09719ebfb3f6234cea5ca7b0d33ec7500832ff4b97ec2bbe15a1fbf7e6a5b02c59db824092b9562cd8991f4d027feab6fd3177b06
SSDEEP 192:yPtkiQJr7V9r3Ftr87NfwXQ6whlgi62V7i77blbTc4DI:N7Vxr8IgLgi3sVc4
MD5 SHA1 SHA512 SSDEEP

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nsDialogs.dll

Path C:\Users\Admin\AppData\Local\Temp\nsc4101.tmp\nsDialogs.dll
Size 9KB
SHA256 3cdf3e24c87666ed5c582b8b028c01ee6ac16d5a9b8d8d684ae67605376786ea
MD5 ab101f38562c8545a641e95172c354b4
SHA1 ec47ac5449f6ee4b14f6dd7ddde841a3e723e567
SHA512 72d4b6dc439f40b7d68b03353a748fc3ad7ed10b0401741c5030705d9b1adef856406075e9ce4f1a08e4345a16e1c759f636c38ad92a57ef369867a9533b7037
SSDEEP 96:o3W4JlD3c151V1gQoE8cxM2DjDf3GEst+Nt+jvcx4K8qndYv0PLE:o3p3ggQF8REskpxZdO0PLE
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads