gozi_ifsb | 70f617d8686bdc7d17d4f3b992a27f2532686815aaf5289841b87fd0c198ff3a | Triage

Analysis

max time kernel
128s
max time network
130s
platform
windows7_x64
resource
win7v20210408
submitted
12-05-2021 15:03

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General

Target

c63f1121_by_Libranalysis.dll
Size

471KB
MD5

c63f11211f899e38c1c230594024950a
SHA1

4d5baeaf852156dbe8053a1c600c7d96049f5967
SHA256

70f617d8686bdc7d17d4f3b992a27f2532686815aaf5289841b87fd0c198ff3a
SHA512

acb47d73ee0ae648188d90ba65584e4261ca8c174305e30e7249d7c8daeccb7b1ac71d8c85d269077b1397adbd29e3deba99ffb89f24c02e8dccbefab14f556b

Score

10^/10

gozi_ifsb 2500 banker trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

2500

C2

app.buboleinov.com

chat.veminiare.com

chat.billionady.com

app3.maintorna.com

Attributes

build
250188
exe_type
loader
server_id
580

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 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c63f1121_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1028

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c63f1121_by_Libranalysis.dll,#1
2⤵
PID:1528

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1528-59-0x0000000000000000-mapping.dmp

Download
memory/1528-60-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/1528-62-0x0000000074DD0000-0x0000000074E5E000-memory.dmp

Filesize
568KB

Download
memory/1528-61-0x0000000074DD0000-0x0000000074DDE000-memory.dmp

Filesize
56KB

Download
memory/1528-63-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download