tinba | 7a15dfebe1e0a9548baf5453ac586a4c256718a39a8eeb437dd08e85c63c7c17

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 05:54

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General

Target

JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe
Size

88KB
MD5

8fabee1c16174667cbab828985bdbf3f
SHA1

4024589210ea8a6a678f252b237ecbd810e7bd47
SHA256

7a15dfebe1e0a9548baf5453ac586a4c256718a39a8eeb437dd08e85c63c7c17
SHA512

47d069e6df15c50c04eebb00d203fee95da9b5db783c0544ce0872ce9dec7c3ced58dfc0faa11fdf5c0d657dfd86f50f63e5193672073938a774744a62d6aa54
SSDEEP

1536:x5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:x5fvp12UFKcD/6jwqWsN

Score

10^/10

tinba banker discovery persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\7F62E2F9 = "C:\\Users\\Admin\\AppData\\Roaming\\7F62E2F9\\bin.exe"	winver.exe

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	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe
2136	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2136	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2136	2600	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	30
PID 2600 wrote to memory of 2136	2600	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	30
PID 2600 wrote to memory of 2136	2600	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	30
PID 2600 wrote to memory of 2136	2600	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	30
PID 2600 wrote to memory of 2136	2600	JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe	30
PID 2136 wrote to memory of 1192	2136	winver.exe	20
PID 2136 wrote to memory of 1088	2136	winver.exe	17
PID 2136 wrote to memory of 1160	2136	winver.exe	19
PID 2136 wrote to memory of 1192	2136	winver.exe	20
PID 2136 wrote to memory of 1440	2136	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1088

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fabee1c16174667cbab828985bdbf3f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2136

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1440

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

Replay Monitor

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Downloads

memory/1088-24-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1088-25-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1160-27-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

Filesize
24KB

Download
memory/1160-26-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1160-18-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1192-20-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1192-9-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1192-2-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1192-29-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1440-31-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1440-30-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/1440-23-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/2136-8-0x0000000077E1F000-0x0000000077E21000-memory.dmp

Filesize
8KB

Download
memory/2136-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2136-5-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2136-6-0x0000000077E20000-0x0000000077E21000-memory.dmp

Filesize
4KB

Download
memory/2136-7-0x0000000077E1F000-0x0000000077E20000-memory.dmp

Filesize
4KB

Download
memory/2136-10-0x0000000077C20000-0x0000000077DC9000-memory.dmp

Filesize
1.7MB

Download
memory/2600-12-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2600-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2600-4-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2600-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download