gozi_ifsb | 7fe6c2028f8d53ce4f2bd5252d7d5f97226fc92231b07e6d55e9b1a12b3c55c3 | Triage

Analysis

max time kernel
41s
max time network
44s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
25-07-2022 04:41

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General

Target

7fe6c2028f8d53ce4f2bd5252d7d5f97226fc92231b07e6d55e9b1a12b3c55c3.dll
Size

206KB
MD5

1d6c784c236b7bb569f473f2d875d2ed
SHA1

45a131931d171a66184a7194b095f3e25f3b851c
SHA256

7fe6c2028f8d53ce4f2bd5252d7d5f97226fc92231b07e6d55e9b1a12b3c55c3
SHA512

e60fd6c4c530472fad613daec2c5f5d21c74b86dc921b5752ac3e935046dc138d61d8ef4f86198c84c507ca9fd4278012a7dd4966626a2045cedbde47b56a277

Score

10^/10

gozi_ifsb banker trojan

Malware Config

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 1756 rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1608 1756 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 1756	1708	rundll32.exe	rundll32.exe
PID 1756 wrote to memory of 1608	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1608	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1608	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1608	1756	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7fe6c2028f8d53ce4f2bd5252d7d5f97226fc92231b07e6d55e9b1a12b3c55c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7fe6c2028f8d53ce4f2bd5252d7d5f97226fc92231b07e6d55e9b1a12b3c55c3.dll,#1
2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:1756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 448
3⤵
- Program crash
PID:1608

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1608-56-0x0000000000000000-mapping.dmp

Download
memory/1756-54-0x0000000000000000-mapping.dmp

Download
memory/1756-55-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

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