gozi | 7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa

General

Target

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe
Size

318KB
MD5

46942efbb2747e803d2932fc79cf0a25
SHA1

f6587858ec53242f603d4f61e9f61705ad9f226e
SHA256

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa
SHA512

fe3e9eaae8a4b7f9d524fde2f947157dff4307601358d612e8e3be5f18997db14569825cb52c4b2b3299f4567cc905ab1c58978b266903722e687f04cf1c7f8b
SSDEEP

6144:H9NX1icUq9uT3LngX1O28KS4xQ0ys8DP1LR1DLO9k80PCpCos8IGH14jlCqZgc:dNX1pUbLC1ZTS4xgnNDL3apC78IG8lCe

Score

10^/10

gozi 1001 banker isfb persistence ransomware trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1001

C2

redwoodmotors.ru

pampers-globalworld.ru

pinkfloyd-mp3love.ru

sosandhelpconnect.ru

Attributes

build
213425
exe_type
worker

rsa_pubkey.plain

serpent.plain

Signatures

Gozi
Gozi is a well-known and widely distributed banking trojan.
banker trojan gozi

Modifies Installed Components in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

588 cmd.exe

pid	process
588	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\apdsager = "C:\\Windows\\system32\\cmicmf32.exe"	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

Drops file in System32 directory 2 IoCs

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

description	ioc	process
File created	C:\Windows\system32\cmicmf32.exe	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe
File opened for modification	C:\Windows\system32\cmicmf32.exe	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\C75B.tmp"	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

description	pid	process	target process
PID 1352 set thread context of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe

Drops file in Windows directory 1 IoCs

Processes:

explorer.exe

description ioc process

File opened for modification \??\c:\windows\installer\{ac76ba86-7ad7-1033-7b44-a90000000001}\pdffile_8.ico explorer.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	\??\c:\windows\installer\{ac76ba86-7ad7-1033-7b44-a90000000001}\pdffile_8.ico	explorer.exe

Modifies registry class 5 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

pid process

1352 7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

explorer.exe

pid process

832 explorer.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

pid process

1352 7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

pid	process
1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

pid	process
1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

Processes:

explorer.exeAUDIODG.EXE

description	pid	process
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe
Token: 33	1072	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1072	AUDIODG.EXE
Token: 33	1072	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1072	AUDIODG.EXE
Token: SeShutdownPrivilege	832	explorer.exe
Token: SeShutdownPrivilege	832	explorer.exe

Suspicious use of FindShellTrayWindow 28 IoCs

Processes:

explorer.exe

pid	process
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe

Suspicious use of SendNotifyMessage 18 IoCs

Processes:

explorer.exe

pid	process
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe
832	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

explorer.exe

pid process

832 explorer.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.execmd.exe

description	pid	process	target process
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 832	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	explorer.exe
PID 1352 wrote to memory of 588	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	cmd.exe
PID 1352 wrote to memory of 588	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	cmd.exe
PID 1352 wrote to memory of 588	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	cmd.exe
PID 1352 wrote to memory of 588	1352	7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe	cmd.exe
PID 588 wrote to memory of 1968	588	cmd.exe	attrib.exe
PID 588 wrote to memory of 1968	588	cmd.exe	attrib.exe
PID 588 wrote to memory of 1968	588	cmd.exe	attrib.exe
PID 588 wrote to memory of 1968	588	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1968 attrib.exe

pid	process
1968	attrib.exe

C:\Users\Admin\AppData\Local\Temp\7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe
"C:\Users\Admin\AppData\Local\Temp\7e7e6b550a1cc8625016814e24780eabf42b96a6e9c7914a051631579c8ab9fa.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1352

C:\Windows\explorer.exe
C:\Windows\explorer.exe
2⤵
- Modifies Installed Components in the registry
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:832

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\EE43.bat" "C:\Users\Admin\AppData\Local\Temp\7E7E6B~1.EXE""
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:588

C:\Windows\SysWOW64\attrib.exe
attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\7E7E6B~1.EXE"
3⤵
- Views/modifies file attributes
PID:1968

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x554
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1072

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1

T1491

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Downloads

C:\Users\Admin\AppData\Local\Temp\EE43.bat
Filesize
72B

MD5
f33aeec3fa2200f27a49713b180c63ed

SHA1
e2b8535d2b9b03ff25fd4fdc7de8a0077cc1d0d8

SHA256
42e3e654b43e4e99964b9ced509ad15d78fac6bf3f0ed273f04f26bf969885ea

SHA512
a2872f42b6a8cc2abb789bc64eccbefe167cc31cd6e82b7667615600c81a4e1a59cd90e8ead6b9008c6566784e1cc3b7aef2023ba43c285648d6411de71e5dcb

Download Submit
memory/588-59-0x0000000000000000-mapping.dmp

Download
memory/832-55-0x0000000000000000-mapping.dmp

Download
memory/832-58-0x000007FEFB9C1000-0x000007FEFB9C3000-memory.dmp

Filesize
8KB

Download
memory/832-63-0x0000000001B10000-0x0000000001B78000-memory.dmp

Filesize
416KB

Download
memory/832-64-0x0000000002D70000-0x0000000002D80000-memory.dmp

Filesize
64KB

Download
memory/1352-54-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1352-56-0x0000000000240000-0x000000000027A000-memory.dmp

Filesize
232KB

Download
memory/1352-57-0x0000000000400000-0x0000000000905000-memory.dmp

Filesize
5.0MB

Download
memory/1352-62-0x0000000000400000-0x0000000000905000-memory.dmp

Filesize
5.0MB

Download
memory/1968-61-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads