gozi_ifsb | 9489b404fde84f919122108ec0b56fd7376dbbc706a5733aa5e2dc3aeb005034

Analysis

max time kernel
144s
max time network
161s
platform
windows10_x64
resource
win10-en-20210920
submitted
26/10/2021, 14:07

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General

Target
383f57d9665b8533771ea9d033d16080.dll
Size 467KB
Sample211026-rez5yahfd9
SHA256 9489b404fde84f919122108ec0b56fd7376dbbc706a5733aa5e2dc3aeb005034
MD5 383f57d9665b8533771ea9d033d16080
SHA1 a544d243cd894f6b320df866c8d1de2da7cbb57e
SHA512 056d257d11e2c1b6b8b2b7e6a3554bbf72d18197a962771cc03068299d4f349893ca4ff289e92e66031f477572519faad7b82e886ee433f6ea859a9689e07f63
MD5 SHA1 SHA512

Score

10^/10

gozi_ifsb 8899 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

8899

msn.com/mail
realitystorys.com
outlook.com/signup
gderrrpololo.net

Attributes

build
260212
dga_season
10
exe_type
loader
server_id
12

rsa_pubkey.plain

serpent.plain

Signatures

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

Blocklisted process makes network request 14 IoCs

flow	pid	Process
23	3680	rundll32.exe
27	3680	rundll32.exe
29	3680	rundll32.exe
31	3680	rundll32.exe
32	3680	rundll32.exe
34	3680	rundll32.exe
36	3680	rundll32.exe
38	3680	rundll32.exe
40	3680	rundll32.exe
42	3680	rundll32.exe
43	3680	rundll32.exe
44	3680	rundll32.exe
45	3680	rundll32.exe
46	3680	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 3680	3700	rundll32.exe	69
PID 3700 wrote to memory of 3680	3700	rundll32.exe	69
PID 3700 wrote to memory of 3680	3700	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\383f57d9665b8533771ea9d033d16080.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\383f57d9665b8533771ea9d033d16080.dll,#1
  2⤵
  - Blocklisted process makes network request
  PID:3680

Network

MITRE ATT&CK Matrix

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Downloads

memory/3680-116-0x0000000073760000-0x00000000737E5000-memory.dmp

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memory/3680-118-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

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memory/3680-117-0x0000000073760000-0x000000007376F000-memory.dmp

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memory/3680-119-0x0000000073760000-0x00000000737E5000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads