gozi_ifsb | 5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80

General

Target

5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe
Size

361KB
MD5

64139ece03d78520b9dae8d1313da69e
SHA1

45e19e267688c8472ce882afe93becb043b718d1
SHA256

5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80
SHA512

2daa3467bb5bb3af17f94503946eab4f07e8a7e09906ed54d843aa80ae90ced32d574b08b7c1ee78c56d3a7a950799cafa9705d1c39df3e9888865a004db7b84

Score

10^/10

gozi_ifsb 1010 banker persistence trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1010

C2

diuolirt.at

deopliazae.at

nifredao.com

filokiyurt.at

Attributes

exe_type
worker
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
Executes dropped EXE 1 IoCs

Processes:

Bingutil.exe

pid process

4896 Bingutil.exe

pid	process
4896	Bingutil.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Control Panel\International\Geo\Nation	5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AcGeecfc = "C:\\Users\\Admin\\AppData\\Roaming\\capahost\\Bingutil.exe"	5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2064 4896 WerFault.exe Bingutil.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Bingutil.exe

pid process

4896 Bingutil.exe
4896 Bingutil.exe

pid	pid_target	process	target process
2064	4896	WerFault.exe	Bingutil.exe

pid	process
4896	Bingutil.exe
4896	Bingutil.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.execmd.execmd.exeBingutil.exe

description	pid	process	target process
PID 5048 wrote to memory of 4444	5048	5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe	cmd.exe
PID 5048 wrote to memory of 4444	5048	5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe	cmd.exe
PID 5048 wrote to memory of 4444	5048	5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe	cmd.exe
PID 4444 wrote to memory of 2412	4444	cmd.exe	cmd.exe
PID 4444 wrote to memory of 2412	4444	cmd.exe	cmd.exe
PID 4444 wrote to memory of 2412	4444	cmd.exe	cmd.exe
PID 2412 wrote to memory of 4896	2412	cmd.exe	Bingutil.exe
PID 2412 wrote to memory of 4896	2412	cmd.exe	Bingutil.exe
PID 2412 wrote to memory of 4896	2412	cmd.exe	Bingutil.exe
PID 4896 wrote to memory of 1800	4896	Bingutil.exe	svchost.exe
PID 4896 wrote to memory of 1800	4896	Bingutil.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe
"C:\Users\Admin\AppData\Local\Temp\5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5048

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\22E\8117.bat" "C:\Users\Admin\AppData\Roaming\capahost\Bingutil.exe" "C:\Users\Admin\AppData\Local\Temp\5B3F58~1.EXE""
2⤵
- Suspicious use of WriteProcessMemory
PID:4444

C:\Windows\SysWOW64\cmd.exe
cmd /C ""C:\Users\Admin\AppData\Roaming\capahost\Bingutil.exe" "C:\Users\Admin\AppData\Local\Temp\5B3F58~1.EXE""
3⤵
- Suspicious use of WriteProcessMemory
PID:2412

C:\Users\Admin\AppData\Roaming\capahost\Bingutil.exe
"C:\Users\Admin\AppData\Roaming\capahost\Bingutil.exe" "C:\Users\Admin\AppData\Local\Temp\5B3F58~1.EXE"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4896

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
5⤵
PID:1800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 560
5⤵
- Program crash
PID:2064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4896 -ip 4896
1⤵
PID:4756

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\22E\8117.bat
Filesize
112B

MD5
ab67e168c79bbe6272bfa20c8b07718c

SHA1
29f2373db9c15ea2755bd387a900679447449ea2

SHA256
f385d773062f6036a0d3693b3054f33031f69390b58a51124369ba4a5fd4453c

SHA512
116a6c62e5d5acda63b9cacd0e10201e598b75130a587019137899f5b58907705252f19565e2f2ebe49f1e3a2232564b121e0d076a4a927850830c103182343b

Download Submit
C:\Users\Admin\AppData\Roaming\capahost\Bingutil.exe
Filesize
361KB

MD5
64139ece03d78520b9dae8d1313da69e

SHA1
45e19e267688c8472ce882afe93becb043b718d1

SHA256
5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80

SHA512
2daa3467bb5bb3af17f94503946eab4f07e8a7e09906ed54d843aa80ae90ced32d574b08b7c1ee78c56d3a7a950799cafa9705d1c39df3e9888865a004db7b84

Download Submit
C:\Users\Admin\AppData\Roaming\capahost\Bingutil.exe
Filesize
361KB

MD5
64139ece03d78520b9dae8d1313da69e

SHA1
45e19e267688c8472ce882afe93becb043b718d1

SHA256
5b3f58a5ad9ff0c0a11055d34a08ec2a046144c82f88f1e2735f794402705c80

SHA512
2daa3467bb5bb3af17f94503946eab4f07e8a7e09906ed54d843aa80ae90ced32d574b08b7c1ee78c56d3a7a950799cafa9705d1c39df3e9888865a004db7b84

Download Submit
memory/2412-137-0x0000000000000000-mapping.dmp

Download
memory/4444-135-0x0000000000000000-mapping.dmp

Download
memory/4896-138-0x0000000000000000-mapping.dmp

Download
memory/4896-141-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4896-143-0x00000000005F0000-0x0000000000620000-memory.dmp

Filesize
192KB

Download
memory/5048-132-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/5048-134-0x0000000000630000-0x0000000000660000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads