gozi | 2ca103eefeb2c579dff1379820596850188eb3a0ca2c08f160a780afedc8c7ba

Analysis

max time kernel
122s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 18:02

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General

Target

de9f7c5cd040777d55e2ebe34876b98b_JaffaCakes118.dll
Size

912KB
MD5

de9f7c5cd040777d55e2ebe34876b98b
SHA1

95675e982578ada0df8a02d7347cfb546a81d273
SHA256

2ca103eefeb2c579dff1379820596850188eb3a0ca2c08f160a780afedc8c7ba
SHA512

cda3f84199ffb78fe86e0c95c64a3e0a5699328ee88f76092706f05baeff117c18671aafd9e7e98191ee22d213ffa9e2bd68db717da5c4522e25909dd461a7ad
SSDEEP

24576:6nJhszK5XpnExBM2SN4mreiAXvuxyVAM:6nginExB1niG7

Score

10^/10

gozi 1000 banker discovery isfb persistence trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1000

http://ey7kuuklgieop2pq.onion

http://shoshanna.at

http://maiamirainy.at

Attributes

build
217027
dga_base_url
constitution.org/usdeclar.txt
dga_crc
0x4eb7d2ca
dga_season
10
dga_tlds
com

ru

org
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

Unexpected DNS network traffic destination 3 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	208.67.222.222
Destination IP	208.67.222.222
Destination IP	208.67.222.222

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\davhput8 = "rundll32 \"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Dmdlsitf\\bitsPQEC.dll\",DllRegisterServer"	Explorer.EXE

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2900 set thread context of 2824	2900	rundll32.exe	32
PID 2824 set thread context of 1220	2824	control.exe	21
PID 2824 set thread context of 2532	2824	control.exe	33
PID 1220 set thread context of 1664	1220	Explorer.EXE	39

System Location Discovery: System Language Discovery 1 TTPs 2 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2900	rundll32.exe
1220	Explorer.EXE

Suspicious behavior: MapViewOfSection 4 IoCs

pid	Process
2900	rundll32.exe
2824	control.exe
2824	control.exe
1220	Explorer.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2612 wrote to memory of 2900	2612	rundll32.exe	31
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2900 wrote to memory of 2824	2900	rundll32.exe	32
PID 2824 wrote to memory of 1220	2824	control.exe	21
PID 2824 wrote to memory of 1220	2824	control.exe	21
PID 2824 wrote to memory of 1220	2824	control.exe	21
PID 2824 wrote to memory of 2532	2824	control.exe	33
PID 2824 wrote to memory of 2532	2824	control.exe	33
PID 2824 wrote to memory of 2532	2824	control.exe	33
PID 2824 wrote to memory of 2532	2824	control.exe	33
PID 2824 wrote to memory of 2532	2824	control.exe	33
PID 2824 wrote to memory of 2532	2824	control.exe	33
PID 1220 wrote to memory of 1672	1220	Explorer.EXE	34
PID 1220 wrote to memory of 1672	1220	Explorer.EXE	34
PID 1220 wrote to memory of 1672	1220	Explorer.EXE	34
PID 1672 wrote to memory of 1680	1672	cmd.exe	36
PID 1672 wrote to memory of 1680	1672	cmd.exe	36
PID 1672 wrote to memory of 1680	1672	cmd.exe	36
PID 1220 wrote to memory of 1940	1220	Explorer.EXE	37
PID 1220 wrote to memory of 1940	1220	Explorer.EXE	37
PID 1220 wrote to memory of 1940	1220	Explorer.EXE	37
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39
PID 1220 wrote to memory of 1664	1220	Explorer.EXE	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1220
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\de9f7c5cd040777d55e2ebe34876b98b_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\de9f7c5cd040777d55e2ebe34876b98b_JaffaCakes118.dll,#1
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Windows\system32\control.exe
      C:\Windows\system32\control.exe /?
      4⤵
      Suspicious use of SetThreadContext
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:2824
    - - C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL /?
        5⤵
        
        PID:2532
- C:\Windows\system32\cmd.exe
  cmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\17E0.bi1"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Windows\system32\nslookup.exe
    nslookup myip.opendns.com resolver1.opendns.com
    3⤵
    PID:1680
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\17E0.bi1"
  2⤵
  PID:1940
- C:\Windows\syswow64\cmd.exe
  "C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1664

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 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\17E0.bi1

Filesize
121B

MD5
7b2fe0c27ec1d522c221395cf32641bb

SHA1
ac777a19d367ac9af9eb6e38505886a043b148fc

SHA256
8a3c3702b0c0625896522971c9213977b3ffe5701d83fb589228ddc02bebfc74

SHA512
9e3b6cca565acbd20790d4f75217ce421f67477fd9ebf5b79817320a23bb3dd84ab15432f41b599a1fe8d62376bd5f784c622dfb00caf91abb2139fa935bad09

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Dmdlsitf\bitsPQEC.dll

Filesize
912KB

MD5
de9f7c5cd040777d55e2ebe34876b98b

SHA1
95675e982578ada0df8a02d7347cfb546a81d273

SHA256
2ca103eefeb2c579dff1379820596850188eb3a0ca2c08f160a780afedc8c7ba

SHA512
cda3f84199ffb78fe86e0c95c64a3e0a5699328ee88f76092706f05baeff117c18671aafd9e7e98191ee22d213ffa9e2bd68db717da5c4522e25909dd461a7ad

Download Submit
memory/1220-56-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-62-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-30-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-25-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-61-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-51-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-31-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-32-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-33-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-34-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-38-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-40-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-39-0x00000000024A0000-0x00000000024A1000-memory.dmp

Filesize
4KB

Download
memory/1220-60-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1220-35-0x0000000004CF0000-0x0000000004DA1000-memory.dmp

Filesize
708KB

Download
memory/1664-57-0x00000000004F0000-0x0000000000594000-memory.dmp

Filesize
656KB

Download
memory/2532-41-0x000007FFFFFDE000-0x000007FFFFFDF000-memory.dmp

Filesize
4KB

Download
memory/2532-42-0x0000000001E40000-0x0000000001EF1000-memory.dmp

Filesize
708KB

Download
memory/2532-46-0x0000000001E40000-0x0000000001EF1000-memory.dmp

Filesize
708KB

Download
memory/2532-47-0x0000000001E40000-0x0000000001EF1000-memory.dmp

Filesize
708KB

Download
memory/2824-50-0x0000000001B90000-0x0000000001C41000-memory.dmp

Filesize
708KB

Download
memory/2824-15-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

Filesize
4KB

Download
memory/2824-23-0x0000000001B90000-0x0000000001C41000-memory.dmp

Filesize
708KB

Download
memory/2824-22-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2824-24-0x0000000001B90000-0x0000000001C41000-memory.dmp

Filesize
708KB

Download
memory/2824-16-0x0000000001B90000-0x0000000001C41000-memory.dmp

Filesize
708KB

Download
memory/2900-21-0x00000000021C0000-0x0000000002BAB000-memory.dmp

Filesize
9.9MB

Download
memory/2900-0-0x00000000021C0000-0x0000000002BAB000-memory.dmp

Filesize
9.9MB

Download
memory/2900-6-0x00000000001A0000-0x00000000001EA000-memory.dmp

Filesize
296KB

Download
memory/2900-13-0x00000000001A0000-0x00000000001EA000-memory.dmp

Filesize
296KB

Download
memory/2900-3-0x00000000021C0000-0x0000000002BAB000-memory.dmp

Filesize
9.9MB

Download
memory/2900-5-0x00000000021C0000-0x0000000002BAB000-memory.dmp

Filesize
9.9MB

Download
memory/2900-2-0x00000000021C0000-0x0000000002BAB000-memory.dmp

Filesize
9.9MB

Download
memory/2900-4-0x000000000229B000-0x00000000022A1000-memory.dmp

Filesize
24KB

Download