tinba | 9b615f38bba336dc42c27684b19119780acb7e7c7f5a200f6f75cb5feedcd27d

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 15:57

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General

Target

JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe
Size

34KB
MD5

268140c55f4c31cf0873a151ca3e0eac
SHA1

58ab5c2a79467ece4585d6b96c62b63ba010ee93
SHA256

9b615f38bba336dc42c27684b19119780acb7e7c7f5a200f6f75cb5feedcd27d
SHA512

0b8b738a96c5808478f4ddf950bea015f8a8a745ee5ce8d120b5465531dc1237cdf5261ab450b97d7e4c2060751157bf8fff4f712c979bc9ec3121871ed94f8b
SSDEEP

768:cp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9JX:cpYoX58z1uirL98xMWnT0OQ9JX

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\1C471217 = "C:\\Users\\Admin\\AppData\\Roaming\\1C471217\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2652-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

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_268140c55f4c31cf0873a151ca3e0eac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2764	2652	JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe	31
PID 2652 wrote to memory of 2764	2652	JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe	31
PID 2652 wrote to memory of 2764	2652	JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe	31
PID 2652 wrote to memory of 2764	2652	JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe	31
PID 2652 wrote to memory of 2764	2652	JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe	31
PID 2764 wrote to memory of 1228	2764	winver.exe	21
PID 2764 wrote to memory of 1092	2764	winver.exe	19
PID 2764 wrote to memory of 1168	2764	winver.exe	20
PID 2764 wrote to memory of 1228	2764	winver.exe	21
PID 2764 wrote to memory of 1656	2764	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1228
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_268140c55f4c31cf0873a151ca3e0eac.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - 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:2764

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1656

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/1092-24-0x0000000076F91000-0x0000000076F92000-memory.dmp

Filesize
4KB

Download
memory/1092-26-0x0000000076F91000-0x0000000076F92000-memory.dmp

Filesize
4KB

Download
memory/1092-25-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1168-30-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/1228-10-0x0000000076F91000-0x0000000076F92000-memory.dmp

Filesize
4KB

Download
memory/1228-21-0x0000000002A40000-0x0000000002A46000-memory.dmp

Filesize
24KB

Download
memory/1228-29-0x0000000002A40000-0x0000000002A46000-memory.dmp

Filesize
24KB

Download
memory/1228-3-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1228-2-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1228-4-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1656-28-0x0000000076F91000-0x0000000076F92000-memory.dmp

Filesize
4KB

Download
memory/1656-23-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/1656-27-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/2652-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2652-5-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2652-13-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2652-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2652-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2764-11-0x0000000076F40000-0x00000000770E9000-memory.dmp

Filesize
1.7MB

Download
memory/2764-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2764-7-0x0000000077140000-0x0000000077141000-memory.dmp

Filesize
4KB

Download
memory/2764-8-0x000000007713F000-0x0000000077140000-memory.dmp

Filesize
4KB

Download
memory/2764-9-0x000000007713F000-0x0000000077141000-memory.dmp

Filesize
8KB

Download
memory/2764-31-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2764-36-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download