gozi_ifsb | 3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b

General

Target

3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
Size

252KB
MD5

652a4de0918a9de8a3fc0bc472f7a86d
SHA1

a979fe13938cf0c7b29f97def7b4e4b0aa0e8547
SHA256

3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b
SHA512

af0a9e44576586372e1bd0e78a0d0de98a4c53ade727056589ed662b8d108633da6a195186296abec2ff8d11b9f50e742af1298817e0e2f365a68835ab3809f1

Score

10^/10

gozi_ifsb 1020 banker persistence suricata trojan

Malware Config

Extracted

Family

gozi_ifsb

Attributes

build
214745

Extracted

Family

gozi_ifsb

Botnet

1020

C2

base.oldirtybastardlegacyfundraiser.us/htue503dt

base.happytroutproductions.com/htue503dt

base.makealivingteachingonline.com/htue503dt

base.convertspendingtocash.com/htue503dt

executenet.pw/htue503dt

Attributes

build
214745
exe_type
worker
server_id
60

rsa_pubkey.plain

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb
suricata: ET MALWARE Ursnif Variant CnC Beacon
suricata: ET MALWARE Ursnif Variant CnC Beacon
suricata
suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
suricata
Executes dropped EXE 2 IoCs

Processes:

ACCTient.exeACCTient.exe

pid process

1708 ACCTient.exe
596 ACCTient.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exe

pid process

1976 cmd.exe
1976 cmd.exe

pid	process
1708	ACCTient.exe
596	ACCTient.exe

pid	process
1976	cmd.exe
1976	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Audiedit = "C:\\Users\\Admin\\AppData\\Roaming\\bitsmuid\\ACCTient.exe"	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exeACCTient.exeACCTient.exesvchost.exe

description	pid	process	target process
PID 1704 set thread context of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1708 set thread context of 596	1708	ACCTient.exe	ACCTient.exe
PID 596 set thread context of 516	596	ACCTient.exe	svchost.exe
PID 516 set thread context of 1260	516	svchost.exe	Explorer.EXE

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ACCTient.exeExplorer.EXE

pid process

596 ACCTient.exe
1260 Explorer.EXE
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

ACCTient.exesvchost.exe

pid process

596 ACCTient.exe
516 svchost.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1260 Explorer.EXE
1260 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1260 Explorer.EXE
1260 Explorer.EXE
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Explorer.EXE

pid process

1260 Explorer.EXE

pid	process
596	ACCTient.exe
1260	Explorer.EXE

pid	process
596	ACCTient.exe
516	svchost.exe

pid	process
1260	Explorer.EXE
1260	Explorer.EXE

pid	process
1260	Explorer.EXE
1260	Explorer.EXE

pid	process
1260	Explorer.EXE

Suspicious use of WriteProcessMemory 44 IoCs

Processes:

3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.execmd.execmd.exeACCTient.exeACCTient.exesvchost.exe

description	pid	process	target process
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 1704 wrote to memory of 2044	1704	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
PID 2044 wrote to memory of 888	2044	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	cmd.exe
PID 2044 wrote to memory of 888	2044	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	cmd.exe
PID 2044 wrote to memory of 888	2044	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	cmd.exe
PID 2044 wrote to memory of 888	2044	3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe	cmd.exe
PID 888 wrote to memory of 1976	888	cmd.exe	cmd.exe
PID 888 wrote to memory of 1976	888	cmd.exe	cmd.exe
PID 888 wrote to memory of 1976	888	cmd.exe	cmd.exe
PID 888 wrote to memory of 1976	888	cmd.exe	cmd.exe
PID 1976 wrote to memory of 1708	1976	cmd.exe	ACCTient.exe
PID 1976 wrote to memory of 1708	1976	cmd.exe	ACCTient.exe
PID 1976 wrote to memory of 1708	1976	cmd.exe	ACCTient.exe
PID 1976 wrote to memory of 1708	1976	cmd.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 1708 wrote to memory of 596	1708	ACCTient.exe	ACCTient.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 596 wrote to memory of 516	596	ACCTient.exe	svchost.exe
PID 516 wrote to memory of 1260	516	svchost.exe	Explorer.EXE
PID 516 wrote to memory of 1260	516	svchost.exe	Explorer.EXE
PID 516 wrote to memory of 1260	516	svchost.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1260

C:\Users\Admin\AppData\Local\Temp\3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
"C:\Users\Admin\AppData\Local\Temp\3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1704

C:\Users\Admin\AppData\Local\Temp\3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe
"C:\Users\Admin\AppData\Local\Temp\3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b.exe"
3⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2044

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\DD08\47.bat" "C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe" "C:\Users\Admin\AppData\Local\Temp\3CD57E~1.EXE""
4⤵
- Suspicious use of WriteProcessMemory
PID:888

C:\Windows\SysWOW64\cmd.exe
cmd /C ""C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe" "C:\Users\Admin\AppData\Local\Temp\3CD57E~1.EXE""
5⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
"C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe" "C:\Users\Admin\AppData\Local\Temp\3CD57E~1.EXE"
6⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1708

C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
"C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe"
7⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:596

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe
8⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:516

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DD08\47.bat
Filesize
108B

MD5
a29a8a01dcbb5d3fb51ab782f8777290

SHA1
911295e39862f875d78571ddc736d04fe103dd19

SHA256
0b02846269c2667d9e53c459368af28a3dbef64a6d4bf63e9b291655e31607c6

SHA512
00c04056a0fe32ede3efaf39d9b46159585c6d261721a656007379d31a7b22fd4b1623d642000b7c4b9c4a0ea4e67b6bc9be1829032f90ed233006e64f26a6b9

Download Submit
C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
252KB

MD5
652a4de0918a9de8a3fc0bc472f7a86d

SHA1
a979fe13938cf0c7b29f97def7b4e4b0aa0e8547

SHA256
3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b

SHA512
af0a9e44576586372e1bd0e78a0d0de98a4c53ade727056589ed662b8d108633da6a195186296abec2ff8d11b9f50e742af1298817e0e2f365a68835ab3809f1

Download Submit
C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
252KB

MD5
652a4de0918a9de8a3fc0bc472f7a86d

SHA1
a979fe13938cf0c7b29f97def7b4e4b0aa0e8547

SHA256
3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b

SHA512
af0a9e44576586372e1bd0e78a0d0de98a4c53ade727056589ed662b8d108633da6a195186296abec2ff8d11b9f50e742af1298817e0e2f365a68835ab3809f1

Download Submit
C:\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
252KB

MD5
652a4de0918a9de8a3fc0bc472f7a86d

SHA1
a979fe13938cf0c7b29f97def7b4e4b0aa0e8547

SHA256
3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b

SHA512
af0a9e44576586372e1bd0e78a0d0de98a4c53ade727056589ed662b8d108633da6a195186296abec2ff8d11b9f50e742af1298817e0e2f365a68835ab3809f1

Download Submit
\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
252KB

MD5
652a4de0918a9de8a3fc0bc472f7a86d

SHA1
a979fe13938cf0c7b29f97def7b4e4b0aa0e8547

SHA256
3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b

SHA512
af0a9e44576586372e1bd0e78a0d0de98a4c53ade727056589ed662b8d108633da6a195186296abec2ff8d11b9f50e742af1298817e0e2f365a68835ab3809f1

Download Submit
\Users\Admin\AppData\Roaming\bitsmuid\ACCTient.exe
Filesize
252KB

MD5
652a4de0918a9de8a3fc0bc472f7a86d

SHA1
a979fe13938cf0c7b29f97def7b4e4b0aa0e8547

SHA256
3cd57e714aa0b542686ac077089b6b2d82235f5974ffd6632923e9a2c9ae271b

SHA512
af0a9e44576586372e1bd0e78a0d0de98a4c53ade727056589ed662b8d108633da6a195186296abec2ff8d11b9f50e742af1298817e0e2f365a68835ab3809f1

Download Submit
memory/516-102-0x00000000003C0000-0x000000000044C000-memory.dmp

Filesize
560KB

Download
memory/516-98-0x0000000000000000-mapping.dmp

Download
memory/516-101-0x00000000003C0000-0x000000000044C000-memory.dmp

Filesize
560KB

Download
memory/596-99-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/596-100-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/596-92-0x0000000000401000-mapping.dmp

Download
memory/888-72-0x0000000000000000-mapping.dmp

Download
memory/1260-103-0x00000000039D0000-0x0000000003A5C000-memory.dmp

Filesize
560KB

Download
memory/1260-104-0x00000000039D0000-0x0000000003A5C000-memory.dmp

Filesize
560KB

Download
memory/1704-56-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/1704-54-0x00000000755B1000-0x00000000755B3000-memory.dmp

Filesize
8KB

Download
memory/1704-70-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/1704-55-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-82-0x0000000073F70000-0x000000007451B000-memory.dmp

Filesize
5.7MB

Download
memory/1708-96-0x0000000073F70000-0x000000007451B000-memory.dmp

Filesize
5.7MB

Download
memory/1708-78-0x0000000000000000-mapping.dmp

Download
memory/1708-81-0x0000000073F70000-0x000000007451B000-memory.dmp

Filesize
5.7MB

Download
memory/1976-74-0x0000000000000000-mapping.dmp

Download
memory/2044-71-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-69-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-66-0x0000000000401000-mapping.dmp

Download
memory/2044-65-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-63-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-62-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-61-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-60-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-58-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/2044-57-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads