gozi | 1829a6442112ad58298059ea9ccfe9bbaa12de5465c5ad28a15009e1ee4552a1

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 12:02

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General

Target

c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe
Size

502KB
MD5

c2721712884af79b3925a9461b6956ba
SHA1

5b16851628134c8fd01f3b0a19c98ab24c9e036b
SHA256

1829a6442112ad58298059ea9ccfe9bbaa12de5465c5ad28a15009e1ee4552a1
SHA512

df29f587c3fa46a4a2312ed336b2f5f184dbd2f7cd69073e9c10b0876d2151effd25494b2d8ef326967ab74b2cd156969009998a33e61157ec2c79663d7e9487
SSDEEP

12288:6OzvBPEuLAOOxsgfj40bDKg0m7t4is8jYar:ousO+RDKgJBnsgYa

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
2536	comptdll.exe
1684	comptdll.exe

Loads dropped DLL 2 IoCs

pid	Process
2516	cmd.exe
2516	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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\cmpblayx = "C:\\Users\\Admin\\AppData\\Roaming\\fdWSRESM\\comptdll.exe"	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2712 set thread context of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2536 set thread context of 1684	2536	comptdll.exe	35
PID 1684 set thread context of 1340	1684	comptdll.exe	36
PID 1340 set thread context of 1100	1340	svchost.exe	20

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	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c2721712884af79b3925a9461b6956ba_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	comptdll.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	comptdll.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1684	comptdll.exe
1100	Explorer.EXE

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1684	comptdll.exe
1340	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1100	Explorer.EXE

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2712 wrote to memory of 2808	2712	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	28
PID 2808 wrote to memory of 2688	2808	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	29
PID 2808 wrote to memory of 2688	2808	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	29
PID 2808 wrote to memory of 2688	2808	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	29
PID 2808 wrote to memory of 2688	2808	c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe	29
PID 2688 wrote to memory of 2516	2688	cmd.exe	31
PID 2688 wrote to memory of 2516	2688	cmd.exe	31
PID 2688 wrote to memory of 2516	2688	cmd.exe	31
PID 2688 wrote to memory of 2516	2688	cmd.exe	31
PID 2516 wrote to memory of 2536	2516	cmd.exe	32
PID 2516 wrote to memory of 2536	2516	cmd.exe	32
PID 2516 wrote to memory of 2536	2516	cmd.exe	32
PID 2516 wrote to memory of 2536	2516	cmd.exe	32
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 2536 wrote to memory of 1684	2536	comptdll.exe	35
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1684 wrote to memory of 1340	1684	comptdll.exe	36
PID 1340 wrote to memory of 1100	1340	svchost.exe	20
PID 1340 wrote to memory of 1100	1340	svchost.exe	20
PID 1340 wrote to memory of 1100	1340	svchost.exe	20

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1100
- C:\Users\Admin\AppData\Local\Temp\c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Users\Admin\AppData\Local\Temp\c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c2721712884af79b3925a9461b6956ba_JaffaCakes118.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2808
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\6BEE\B5F7.bat" "C:\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.exe" "C:\Users\Admin\AppData\Local\Temp\C27217~1.EXE""
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2688
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /C ""C:\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.exe" "C:\Users\Admin\AppData\Local\Temp\C27217~1.EXE""
        5⤵
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2516
      - C:\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.exe
        
        "C:\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.exe" "C:\Users\Admin\AppData\Local\Temp\C27217~1.EXE"
        6⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2536
        
        C:\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.exe
        
        "C:\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.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:1684
        
        C:\Windows\system32\svchost.exe
        
        C:\Windows\system32\svchost.exe
        8⤵
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:1340

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\6BEE\B5F7.bat

Filesize
112B

MD5
f40498321f46c5cc303f3d2ac4be22eb

SHA1
8c6982be7acbc606ac3c2c85024301608e8061c6

SHA256
efcc5a581631358eba72cda3779f795fce9a3c039378eec2aaca9c38af0decfd

SHA512
045b514a94fa6ee36aeb3677252e67fe837561cd5d6b8e05ee8a6a179d5d3793b45b6210595c6f7e68c10aa5457fc41eb190664d365466e6a3eddd3f6018de5c

Download Submit
\Users\Admin\AppData\Roaming\fdWSRESM\comptdll.exe

Filesize
502KB

MD5
c2721712884af79b3925a9461b6956ba

SHA1
5b16851628134c8fd01f3b0a19c98ab24c9e036b

SHA256
1829a6442112ad58298059ea9ccfe9bbaa12de5465c5ad28a15009e1ee4552a1

SHA512
df29f587c3fa46a4a2312ed336b2f5f184dbd2f7cd69073e9c10b0876d2151effd25494b2d8ef326967ab74b2cd156969009998a33e61157ec2c79663d7e9487

Download Submit
memory/1100-69-0x0000000006D30000-0x0000000006E34000-memory.dmp

Filesize
1.0MB

Download
memory/1100-70-0x0000000006D30000-0x0000000006E34000-memory.dmp

Filesize
1.0MB

Download
memory/1100-71-0x0000000006D30000-0x0000000006E34000-memory.dmp

Filesize
1.0MB

Download
memory/1100-72-0x0000000006D30000-0x0000000006E34000-memory.dmp

Filesize
1.0MB

Download
memory/1100-62-0x0000000006D30000-0x0000000006E34000-memory.dmp

Filesize
1.0MB

Download
memory/1340-54-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

Filesize
4KB

Download
memory/1340-66-0x00000000004D0000-0x00000000005D4000-memory.dmp

Filesize
1.0MB

Download
memory/1340-58-0x00000000004D0000-0x00000000005D4000-memory.dmp

Filesize
1.0MB

Download
memory/1684-53-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1684-61-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-29-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-8-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-4-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-6-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-10-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-17-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-14-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2808-3-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download