gozi_ifsb | 4713834ea4f17e583ce824f4c2ee391cafac251d6f0d64a5234b417ac593094b | Triage

Analysis

max time kernel
119s
max time network
119s
platform
windows10_x64
resource
win10v20201028
submitted
10-03-2021 21:13

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General

Target

33.dll
Size

170KB
MD5

b70bb01648a76dd8545fd12ec53b9ce7
SHA1

78a6919ffa9a86d8e85f248ce6435754b4d6f60b
SHA256

4713834ea4f17e583ce824f4c2ee391cafac251d6f0d64a5234b417ac593094b
SHA512

fe6eb27d690d3d2bd9771408588c34d6287514d6247e034e9f009ecef8f1bc41cb76ed9a42d8ab3b57cb3cfa1ec24a501b5532b27c5eba55369ed2e0dc1389e3

Score

10^/10

gozi_ifsb 3300 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

3300

C2

api10.laptok.at/api1

golang.feel500.at/api1

go.in100k.at/api1

Attributes

build
250180
exe_type
loader
server_id
730

rsa_pubkey.base64

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 4696 wrote to memory of 4952	4696	regsvr32.exe	regsvr32.exe
PID 4696 wrote to memory of 4952	4696	regsvr32.exe	regsvr32.exe
PID 4696 wrote to memory of 4952	4696	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\33.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4696

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\33.dll
2⤵
PID:4952

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4952-2-0x0000000000000000-mapping.dmp

Download
memory/4952-3-0x0000000073800000-0x000000007380F000-memory.dmp

Filesize
60KB

Download
memory/4952-4-0x0000000002C10000-0x0000000002C11000-memory.dmp

Filesize
4KB

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