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Analysis
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max time kernel
92s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
02/06/2024, 00:28
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe
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Size
35.2MB
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MD5
2bc3ca888e2dc0b97959c0b96df64ae5
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SHA1
ac637963795464275c3b19cfe0fc635b74f16ff5
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SHA256
d8f4050c420651fbcb0c85dd918e7ed5adc186042491cbc441934d5a87dce261
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SHA512
36e8a2f3b8193bce55f6b944c9f4ad8201a0b111d10969be9c3c0a6e619b4dc89e1598d3617ca7fd638d54a12ae459b96f197b3b91d7a7b1fe0f9affce74df78
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SSDEEP
196608:Js1X7ZCXnao5D9P9CEaSfi7fkElaucB+MJrfcWx1yl02CCunv/YjDF+JUvkxgzNb:Js1QXFKSfi7cElYutvkxCEdDGm5hQ
Malware Config
Signatures
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UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/files/0x00080000000233f9-1.dat UPX behavioral2/memory/3844-4-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/3844-15-0x0000000010000000-0x0000000010030000-memory.dmp UPX -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00080000000233f9-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 3844 2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe -
resource yara_rule behavioral2/files/0x00080000000233f9-1.dat upx behavioral2/memory/3844-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3844-15-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3064 3844 WerFault.exe 80 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3844 2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_2bc3ca888e2dc0b97959c0b96df64ae5_bkransomware_floxif_icedid.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:3844 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 4202⤵
- Program crash
PID:3064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3844 -ip 38441⤵PID:848
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab