gozi | 26b61a616d9ff0fc7e76c5c5d5058b6a05eec82c16b8206b0a3f057e82e23e71

General

Target

8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe
Size

346KB
MD5

8b6c087ce23acbe5540e2e799e215010
SHA1

6f4d9a8e3fb4dcc9e71ac88a2042f86873ba9593
SHA256

26b61a616d9ff0fc7e76c5c5d5058b6a05eec82c16b8206b0a3f057e82e23e71
SHA512

31a76bf4230f2683d768917c172a12f898f309cef4dae9087aecf6f70b66a32c6de2b79c66564db0661901306d0cef029446be0f337479a756d9ff656512228d
SSDEEP

6144:ltdN0c+xadEDmU5JXN4/6/1B4fAd9r+KJQlStcZeNtC/ZfyBeNPTfW:rD0c+0EjX4/6/1B4fAd9KKJ6fIORqkNy

Score

10^/10

gozi 1002 banker discovery isfb persistence ransomware trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1002

C2

lolila.net

vndjtu968488.ru

moriyurw368798.ru

Attributes

build
213425
exe_type
worker

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Deletes itself 1 IoCs

pid	Process
2912	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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\atlrypt = "C:\\Windows\\system32\\AppIdmrc.exe"	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\AppIdmrc.exe	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe
File created	C:\Windows\system32\AppIdmrc.exe	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\92C3.tmp"	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1076 set thread context of 1680	1076	8b6c087ce23acbe5540e2e799e215010_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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1680	explorer.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe
Token: SeShutdownPrivilege	1680	explorer.exe

Suspicious use of FindShellTrayWindow 28 IoCs

pid	Process
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe

Suspicious use of SendNotifyMessage 17 IoCs

pid	Process
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe
1680	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1680	explorer.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 1680	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	30
PID 1076 wrote to memory of 2912	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	31
PID 1076 wrote to memory of 2912	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	31
PID 1076 wrote to memory of 2912	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	31
PID 1076 wrote to memory of 2912	1076	8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe	31
PID 2912 wrote to memory of 2896	2912	cmd.exe	33
PID 2912 wrote to memory of 2896	2912	cmd.exe	33
PID 2912 wrote to memory of 2896	2912	cmd.exe	33
PID 2912 wrote to memory of 2896	2912	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
2896	attrib.exe

C:\Users\Admin\AppData\Local\Temp\8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8b6c087ce23acbe5540e2e799e215010_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1076
- 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
  - Suspicious use of SetWindowsHookEx
  PID:1680
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\B864.bat" "C:\Users\Admin\AppData\Local\Temp\8B6C08~1.EXE""
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\attrib.exe
    attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\8B6C08~1.EXE"
    3⤵
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2896

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

Defacement

1

T1491

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Downloads

C:\Users\Admin\AppData\Local\Temp\B864.bat

Filesize
76B

MD5
baacba1bd7094d1d9d95107a1c7dabde

SHA1
8adeb0f519ace285a2b18dc4d82eb2b81c1decdf

SHA256
92106696e3d44f15b71547bc21baf61c74b098ac0422dc0c6ba2e58d2514429e

SHA512
6fc733e68383dc6bef9b7b3f282f7190a47d308b6b0f3956a2f35202bdbdbe4975f5fba456cdbdbe83e304006f25180b98d9bedd067b3fb26a820fd7ced7d6c8

Download Submit
memory/1076-0-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1076-2-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/1076-3-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1076-1-0x0000000000260000-0x000000000029A000-memory.dmp

Filesize
232KB

Download
memory/1076-30-0x0000000000400000-0x00000000050C2000-memory.dmp

Filesize
76.8MB

Download
memory/1076-32-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1680-11-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-16-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-17-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-18-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-20-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-19-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-15-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1680-10-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

Filesize
4KB

Download
memory/1680-8-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1680-33-0x00000000003F0000-0x0000000000458000-memory.dmp

Filesize
416KB

Download
memory/1680-37-0x0000000004350000-0x0000000004360000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads