gozi | 481821d0313006387cdb23cce4829f157c3f299e6ccbe284aeecf322826d2c7e

General

Target

9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe
Size

351KB
MD5

9e30414d0fc9fbe797e41cab5100a714
SHA1

b7f8accc729abc276a0510657becab414506d789
SHA256

481821d0313006387cdb23cce4829f157c3f299e6ccbe284aeecf322826d2c7e
SHA512

cfea07aae4ade705e57479ff8fb242b2a7407baa68260e4a0dd7ce77975e58026348cc9a41dfd2324a6ea45bff1a7e831c42ac065e1c7462ca777e5cabaf4fa6
SSDEEP

6144:O0y3NRJO22A8oos+W0OBMgxDy1+yAD2qGr5Pe3q9Yng:OBNfORjVOB7xDQ1AD2qGrJe3q9Yn

Score

10^/10

gozi 1010 banker discovery isfb persistence trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1010

C2

diuolirt.at

deopliazae.at

nifredao.com

filokiyurt.at

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

Deletes itself 1 IoCs

pid	Process
2712	chtbider.exe

Executes dropped EXE 1 IoCs

pid	Process
2712	chtbider.exe

Loads dropped DLL 2 IoCs

pid	Process
2244	cmd.exe
2244	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\DHCPupnp = "C:\\Users\\Admin\\AppData\\Roaming\\drprssec\\chtbider.exe"	9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2712 set thread context of 2788	2712	chtbider.exe	35
PID 2788 set thread context of 1208	2788	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 4 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chtbider.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2712	chtbider.exe
1208	Explorer.EXE

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2712	chtbider.exe
2788	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2324	2328	9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2324	2328	9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2324	2328	9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2324	2328	9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe	31
PID 2324 wrote to memory of 2244	2324	cmd.exe	33
PID 2324 wrote to memory of 2244	2324	cmd.exe	33
PID 2324 wrote to memory of 2244	2324	cmd.exe	33
PID 2324 wrote to memory of 2244	2324	cmd.exe	33
PID 2244 wrote to memory of 2712	2244	cmd.exe	34
PID 2244 wrote to memory of 2712	2244	cmd.exe	34
PID 2244 wrote to memory of 2712	2244	cmd.exe	34
PID 2244 wrote to memory of 2712	2244	cmd.exe	34
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2712 wrote to memory of 2788	2712	chtbider.exe	35
PID 2788 wrote to memory of 1208	2788	svchost.exe	21
PID 2788 wrote to memory of 1208	2788	svchost.exe	21
PID 2788 wrote to memory of 1208	2788	svchost.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1208
- C:\Users\Admin\AppData\Local\Temp\9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9e30414d0fc9fbe797e41cab5100a714_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\CFFC\E7FE.bat" "C:\Users\Admin\AppData\Roaming\drprssec\chtbider.exe" "C:\Users\Admin\AppData\Local\Temp\9E3041~1.EXE""
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2324
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C ""C:\Users\Admin\AppData\Roaming\drprssec\chtbider.exe" "C:\Users\Admin\AppData\Local\Temp\9E3041~1.EXE""
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2244
    - - C:\Users\Admin\AppData\Roaming\drprssec\chtbider.exe
        
        "C:\Users\Admin\AppData\Roaming\drprssec\chtbider.exe" "C:\Users\Admin\AppData\Local\Temp\9E3041~1.EXE"
        5⤵
        Deletes itself
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:2712
      - C:\Windows\system32\svchost.exe
        
        C:\Windows\system32\svchost.exe
        6⤵
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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\CFFC\E7FE.bat

Filesize
112B

MD5
401973cd1c47c208b547467b34e36d3c

SHA1
693072a9b98e4e93430840de522865d61d346fe9

SHA256
a48f554e136e28233c1387c42d551724f97e973b8bd26327cc4ae76e129aa559

SHA512
cdebce3bf8e04731ccf71c3164e346530c394c7a1590299a1ce011d0d1ca8ac3ca0c8490b1b0d41a7694c8f85c251ad33ed0e1c089893dd233a02820069ee64e

Download Submit
C:\Users\Admin\AppData\Roaming\drprssec\chtbider.exe

Filesize
351KB

MD5
9e30414d0fc9fbe797e41cab5100a714

SHA1
b7f8accc729abc276a0510657becab414506d789

SHA256
481821d0313006387cdb23cce4829f157c3f299e6ccbe284aeecf322826d2c7e

SHA512
cfea07aae4ade705e57479ff8fb242b2a7407baa68260e4a0dd7ce77975e58026348cc9a41dfd2324a6ea45bff1a7e831c42ac065e1c7462ca777e5cabaf4fa6

Download Submit
memory/1208-41-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-30-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-43-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-48-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-42-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-46-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-39-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/1208-34-0x0000000002E00000-0x0000000002E01000-memory.dmp

Filesize
4KB

Download
memory/1208-35-0x0000000002D80000-0x0000000002DF5000-memory.dmp

Filesize
468KB

Download
memory/2328-12-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-0-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2328-2-0x00000000001C0000-0x00000000001F0000-memory.dmp

Filesize
192KB

Download
memory/2712-19-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2712-26-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2712-27-0x0000000000230000-0x0000000000260000-memory.dmp

Filesize
192KB

Download
memory/2712-18-0x0000000000230000-0x0000000000260000-memory.dmp

Filesize
192KB

Download
memory/2788-45-0x00000000000D0000-0x0000000000145000-memory.dmp

Filesize
468KB

Download
memory/2788-36-0x00000000000D0000-0x0000000000145000-memory.dmp

Filesize
468KB

Download
memory/2788-28-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2788-29-0x00000000000D0000-0x0000000000145000-memory.dmp

Filesize
468KB

Download
memory/2788-23-0x00000000000D0000-0x0000000000145000-memory.dmp

Filesize
468KB

Download
memory/2788-21-0x000007FFFFFDC000-0x000007FFFFFDD000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads