gozi | f53a5dc044ad8b769397a3f6a36747cb5a66548e13ed4a7ea313337545c3c3aa

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2023 01:50

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General

Target

63b506c0917d35cbf539bad3ad26d82ea3edbe50ba3f09f6e39a03c969fa8cfd.ps1
Size

172B
MD5

7b70469bba9d761d9b90c49c596575d6
SHA1

ca89ca05ee36b580f713b1e17bb4694506069622
SHA256

63b506c0917d35cbf539bad3ad26d82ea3edbe50ba3f09f6e39a03c969fa8cfd
SHA512

855656cadc203011b9ee0d66309c399e9641461682fe7cd930de076964aea976aba20919e2cea34f0b5ce8400dffd0fa44564ddd94b0746e0c6e0d74de682984

Score

10^/10

gozi 5050 banker isfb trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

5050

mifrutty.com

Attributes

base_path
/jerry/
build
250260
exe_type
loader
extension
.bob
server_id
50

rsa_pubkey.plain

aes.plain

Signatures

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

Processes:

powershell.exe

flow pid process

10 4416 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

CgKYDo.exe

pid process

4208 CgKYDo.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1124 4208 WerFault.exe CgKYDo.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4416 powershell.exe
4416 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4416 powershell.exe

flow	pid	process
10	4416	powershell.exe

pid	process
4208	CgKYDo.exe

pid	pid_target	process	target process
1124	4208	WerFault.exe	CgKYDo.exe

pid	process
4416	powershell.exe
4416	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4416	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

powershell.exe

description	pid	process	target process
PID 4416 wrote to memory of 4208	4416	powershell.exe	CgKYDo.exe
PID 4416 wrote to memory of 4208	4416	powershell.exe	CgKYDo.exe
PID 4416 wrote to memory of 4208	4416	powershell.exe	CgKYDo.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\63b506c0917d35cbf539bad3ad26d82ea3edbe50ba3f09f6e39a03c969fa8cfd.ps1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4416

C:\Users\Admin\AppData\Local\Temp\CgKYDo.exe
"C:\Users\Admin\AppData\Local\Temp\CgKYDo.exe"
2⤵
- Executes dropped EXE
PID:4208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 476
3⤵
- Program crash
PID:1124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4208 -ip 4208
1⤵
PID:3788

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CgKYDo.exe
Filesize
274KB

MD5
d18f3fecf6d28ddd0f4cf4a9b53c0aec

SHA1
05263b9ec69fcf48cc71443ba23545fabe21df12

SHA256
911bb31927c7250b4741063159cccf6549e4a28ce6b0a5043d3392c7fce401e4

SHA512
4629ce7f35716bd2c0fc3c14104251c6b2f3eaf07f7b35cf181654d6bc9be85bda6cb6f802b00f98c6bbb446db4790940605dcf8f8d6391282281ac029ff0512

Download Submit
C:\Users\Admin\AppData\Local\Temp\CgKYDo.exe
Filesize
274KB

MD5
d18f3fecf6d28ddd0f4cf4a9b53c0aec

SHA1
05263b9ec69fcf48cc71443ba23545fabe21df12

SHA256
911bb31927c7250b4741063159cccf6549e4a28ce6b0a5043d3392c7fce401e4

SHA512
4629ce7f35716bd2c0fc3c14104251c6b2f3eaf07f7b35cf181654d6bc9be85bda6cb6f802b00f98c6bbb446db4790940605dcf8f8d6391282281ac029ff0512

Download Submit
C:\Users\Admin\AppData\Local\Temp\CgKYDo.exe
Filesize
274KB

MD5
d18f3fecf6d28ddd0f4cf4a9b53c0aec

SHA1
05263b9ec69fcf48cc71443ba23545fabe21df12

SHA256
911bb31927c7250b4741063159cccf6549e4a28ce6b0a5043d3392c7fce401e4

SHA512
4629ce7f35716bd2c0fc3c14104251c6b2f3eaf07f7b35cf181654d6bc9be85bda6cb6f802b00f98c6bbb446db4790940605dcf8f8d6391282281ac029ff0512

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tmbi2kua.rsk.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4208-24-0x0000000002290000-0x0000000002390000-memory.dmp

Filesize
1024KB

Download
memory/4208-25-0x0000000003E90000-0x0000000003E9B000-memory.dmp

Filesize
44KB

Download
memory/4208-26-0x0000000000400000-0x000000000228B000-memory.dmp

Filesize
30.5MB

Download
memory/4208-27-0x0000000003EF0000-0x0000000003EFD000-memory.dmp

Filesize
52KB

Download
memory/4208-30-0x0000000002290000-0x0000000002390000-memory.dmp

Filesize
1024KB

Download
memory/4208-31-0x0000000000400000-0x000000000228B000-memory.dmp

Filesize
30.5MB

Download
memory/4208-32-0x0000000003E90000-0x0000000003E9B000-memory.dmp

Filesize
44KB

Download
memory/4208-34-0x0000000000400000-0x000000000228B000-memory.dmp

Filesize
30.5MB

Download
memory/4416-11-0x0000019AD8A30000-0x0000019AD8A40000-memory.dmp

Filesize
64KB

Download
memory/4416-10-0x00007FFCB7B70000-0x00007FFCB8631000-memory.dmp

Filesize
10.8MB

Download
memory/4416-22-0x00007FFCB7B70000-0x00007FFCB8631000-memory.dmp

Filesize
10.8MB

Download
memory/4416-0-0x0000019AD8AA0000-0x0000019AD8AC2000-memory.dmp

Filesize
136KB

Download