gozi | fea6adf451d8a886caf3f2c2ee7ea298a0ae15640443227310ab12a18ff42086

General

Target

98870053f992cdf24078e994d74a2390_JaffaCakes118.exe
Size

352KB
MD5

98870053f992cdf24078e994d74a2390
SHA1

ab1b4fa7bd2ba730ba12336bc3a15bc7b2c55d84
SHA256

fea6adf451d8a886caf3f2c2ee7ea298a0ae15640443227310ab12a18ff42086
SHA512

c1668b500eae59108d07f38605c381c7832ba6424522ff6f458914ccf7b90986e141f6a1e59e5ffca864862558b491c085188cb2818e94250fd08a4969c99589
SSDEEP

6144:RwtcuvtLsnTE/3OeLWKr4aa94eNekkNFhHpUHSaBfJER:RwKuZHWIehNe9FRMf4

Score

10^/10

gozi 1050 banker discovery isfb persistence trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1050

C2

fkklqkjgnr.com

sinpotikos.com

bnkalirmf.com

Attributes

exe_type
worker
server_id
12

rsa_pubkey.plain

serpent.plain

Signatures

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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Deletes itself 1 IoCs

pid	Process
2900	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Auxivfat = "C:\\Windows\\system32\\dbnepapi.exe"	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\dbnepapi.exe	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe
File opened for modification	C:\Windows\system32\dbnepapi.exe	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2732 set thread context of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2696	explorer.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe
Token: SeShutdownPrivilege	2696	explorer.exe

Suspicious use of FindShellTrayWindow 30 IoCs

pid	Process
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe
2696	explorer.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2696	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	30
PID 2732 wrote to memory of 2900	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2900	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2900	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2900	2732	98870053f992cdf24078e994d74a2390_JaffaCakes118.exe	31
PID 2900 wrote to memory of 2848	2900	cmd.exe	33
PID 2900 wrote to memory of 2848	2900	cmd.exe	33
PID 2900 wrote to memory of 2848	2900	cmd.exe	33
PID 2900 wrote to memory of 2848	2900	cmd.exe	33

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2848	attrib.exe

C:\Users\Admin\AppData\Local\Temp\98870053f992cdf24078e994d74a2390_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\98870053f992cdf24078e994d74a2390_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Windows\explorer.exe
  C:\Windows\explorer.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2696
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\7250.bat" "C:\Users\Admin\AppData\Local\Temp\988700~1.EXE""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Windows\SysWOW64\attrib.exe
    attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\988700~1.EXE"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7250.bat

Filesize
76B

MD5
0854141759f534c6af23eaa0a1498441

SHA1
77e38458952f33a0719ff2af72bc45bea2d859e7

SHA256
ae19547360119ecf50b6739636823cd252f3b168fe01f0c34cffb583cb2a56d1

SHA512
2645ea6197d5d7119d28d468d79552efb82b9f68246f7840408e9f7b1210868062af931e52365a595141aff61980f8b7d7827cc723717a9e4f4465c6f77f1d17

Download Submit
memory/2696-13-0x0000000001EE0000-0x0000000001F45000-memory.dmp

Filesize
404KB

Download
memory/2696-17-0x0000000001EE0000-0x0000000001F45000-memory.dmp

Filesize
404KB

Download
memory/2696-5-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/2696-6-0x000007FFFFFDE000-0x000007FFFFFDF000-memory.dmp

Filesize
4KB

Download
memory/2696-7-0x0000000001EE0000-0x0000000001F45000-memory.dmp

Filesize
404KB

Download
memory/2696-31-0x0000000002D00000-0x0000000002D10000-memory.dmp

Filesize
64KB

Download
memory/2696-11-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/2696-27-0x0000000001EE0000-0x0000000001F45000-memory.dmp

Filesize
404KB

Download
memory/2696-16-0x0000000001EE0000-0x0000000001F45000-memory.dmp

Filesize
404KB

Download
memory/2696-15-0x0000000001EE0000-0x0000000001F45000-memory.dmp

Filesize
404KB

Download
memory/2732-2-0x00000000003F0000-0x00000000003F3000-memory.dmp

Filesize
12KB

Download
memory/2732-25-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2732-1-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2732-0-0x00000000003D0000-0x00000000003D3000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads