gozi | 33b2a70bdd26061272b778e683b6e7f904060677d05c8aa26595cd44c5d11b50

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13-12-2024 13:55

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General

Target

ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe
Size

508KB
MD5

ebd494a0747eab84aac0b4feb25f4f26
SHA1

5bfdd529187ba019eeaf1a2867941308cb19a721
SHA256

33b2a70bdd26061272b778e683b6e7f904060677d05c8aa26595cd44c5d11b50
SHA512

c4a730a9ff85190fd8f82b6af7acafeba745d03aa0df14dfb5efeed51eb9e2266d5dca4c86124e96325c7ad0d1eefc23d7abb8aff13c165eb0ab24ecd9493584
SSDEEP

12288:mHCxJuzO8PW418jZZUozZuzYgwz3r14Y07KCJ:8ddZ+tZlVUYBzB0KC

Score

10^/10

gozi banker discovery isfb persistence trojan

Malware Config

Extracted

Family

gozi

Attributes

build
215798

rsa_pubkey.plain

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
2596	dmutters.exe
2536	dmutters.exe

Loads dropped DLL 2 IoCs

pid	Process
2572	cmd.exe
2572	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\BioCxRes = "C:\\Users\\Admin\\AppData\\Roaming\\appmdemx\\dmutters.exe"	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 2596 set thread context of 2536	2596	dmutters.exe	35
PID 2536 set thread context of 2416	2536	dmutters.exe	36
PID 2416 set thread context of 1232	2416	svchost.exe	21

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 6 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	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dmutters.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dmutters.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2536	dmutters.exe
1232	Explorer.EXE

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2536	dmutters.exe
2416	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1232	Explorer.EXE

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 1960 wrote to memory of 2752	1960	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	30
PID 2752 wrote to memory of 1632	2752	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	31
PID 2752 wrote to memory of 1632	2752	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	31
PID 2752 wrote to memory of 1632	2752	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	31
PID 2752 wrote to memory of 1632	2752	ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe	31
PID 1632 wrote to memory of 2572	1632	cmd.exe	33
PID 1632 wrote to memory of 2572	1632	cmd.exe	33
PID 1632 wrote to memory of 2572	1632	cmd.exe	33
PID 1632 wrote to memory of 2572	1632	cmd.exe	33
PID 2572 wrote to memory of 2596	2572	cmd.exe	34
PID 2572 wrote to memory of 2596	2572	cmd.exe	34
PID 2572 wrote to memory of 2596	2572	cmd.exe	34
PID 2572 wrote to memory of 2596	2572	cmd.exe	34
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2596 wrote to memory of 2536	2596	dmutters.exe	35
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2536 wrote to memory of 2416	2536	dmutters.exe	36
PID 2416 wrote to memory of 1232	2416	svchost.exe	21
PID 2416 wrote to memory of 1232	2416	svchost.exe	21
PID 2416 wrote to memory of 1232	2416	svchost.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1232
- C:\Users\Admin\AppData\Local\Temp\ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Users\Admin\AppData\Local\Temp\ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebd494a0747eab84aac0b4feb25f4f26_JaffaCakes118.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2752
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\82F6\C17B.bat" "C:\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe" "C:\Users\Admin\AppData\Local\Temp\EBD494~1.EXE""
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1632
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C ""C:\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe" "C:\Users\Admin\AppData\Local\Temp\EBD494~1.EXE""
        5⤵
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2572
      - C:\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe
        
        "C:\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe" "C:\Users\Admin\AppData\Local\Temp\EBD494~1.EXE"
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2596
        
        C:\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe
        
        "C:\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe"
        7⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:2536
        
        C:\Windows\system32\svchost.exe
        
        C:\Windows\system32\svchost.exe
        8⤵
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:2416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\82F6\C17B.bat

Filesize
112B

MD5
c429c60f77ebe65fa1b724bd1453f576

SHA1
81d28114ff5fcde5fab1cd111a17f040b49a96bd

SHA256
0b3c45f7569153bd264c41fee6aab7f6785c258403e504ef227b57f73b37f272

SHA512
a1e7cb1e356dfe752aaec6697fb3ff35934302ea720e5695b7d072f2491bb1f7ef69040b6cf85154eadcad468a6e95aef09559cbb64c88484412c3b70e7227aa

Download Submit
\Users\Admin\AppData\Roaming\appmdemx\dmutters.exe

Filesize
508KB

MD5
ebd494a0747eab84aac0b4feb25f4f26

SHA1
5bfdd529187ba019eeaf1a2867941308cb19a721

SHA256
33b2a70bdd26061272b778e683b6e7f904060677d05c8aa26595cd44c5d11b50

SHA512
c4a730a9ff85190fd8f82b6af7acafeba745d03aa0df14dfb5efeed51eb9e2266d5dca4c86124e96325c7ad0d1eefc23d7abb8aff13c165eb0ab24ecd9493584

Download Submit
memory/1232-82-0x00000000074D0000-0x00000000075D4000-memory.dmp

Filesize
1.0MB

Download
memory/1232-83-0x00000000074D0000-0x00000000075D4000-memory.dmp

Filesize
1.0MB

Download
memory/1232-84-0x00000000074D0000-0x00000000075D4000-memory.dmp

Filesize
1.0MB

Download
memory/1232-85-0x00000000074D0000-0x00000000075D4000-memory.dmp

Filesize
1.0MB

Download
memory/1232-74-0x00000000074D0000-0x00000000075D4000-memory.dmp

Filesize
1.0MB

Download
memory/1960-13-0x0000000000360000-0x00000000003E5000-memory.dmp

Filesize
532KB

Download
memory/1960-19-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1960-0-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1960-1-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2416-69-0x0000000000440000-0x0000000000544000-memory.dmp

Filesize
1.0MB

Download
memory/2416-65-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

Filesize
4KB

Download
memory/2416-73-0x0000000000440000-0x0000000000544000-memory.dmp

Filesize
1.0MB

Download
memory/2536-72-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2536-64-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2572-42-0x0000000000480000-0x0000000000505000-memory.dmp

Filesize
532KB

Download
memory/2572-43-0x0000000000480000-0x0000000000505000-memory.dmp

Filesize
532KB

Download
memory/2572-39-0x0000000000480000-0x0000000000505000-memory.dmp

Filesize
532KB

Download
memory/2572-38-0x0000000000480000-0x0000000000505000-memory.dmp

Filesize
532KB

Download
memory/2596-61-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2596-41-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2596-44-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2752-33-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-6-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-8-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-10-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-12-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-3-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-21-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-4-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2752-17-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download