tinba | a8e41161a8bed2455ca59ff8103c967cc3ed2bc9c59692bb5fb1fdff0098791f

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 04:10

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General

Target

JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe
Size

88KB
MD5

4cc5c237230dfa885854ef5e49c80539
SHA1

31ab8dcc60f4e33eac75fdce66deb4bf3a462b67
SHA256

a8e41161a8bed2455ca59ff8103c967cc3ed2bc9c59692bb5fb1fdff0098791f
SHA512

71a47aa85a867c5c8437ddb4d179b104d2fada8455c7f07b62a906f83d99a714854b174a8383432be3f6088fb042e950647ca0af26607805e6e60dc63166fc9a
SSDEEP

1536:m5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:m5fvp12UFKcD/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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\316D5004 = "C:\\Users\\Admin\\AppData\\Roaming\\316D5004\\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_4cc5c237230dfa885854ef5e49c80539.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2624	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2624	1732	JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe	32
PID 1732 wrote to memory of 2624	1732	JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe	32
PID 1732 wrote to memory of 2624	1732	JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe	32
PID 1732 wrote to memory of 2624	1732	JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe	32
PID 1732 wrote to memory of 2624	1732	JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe	32
PID 2624 wrote to memory of 1196	2624	winver.exe	21
PID 2624 wrote to memory of 1104	2624	winver.exe	19
PID 2624 wrote to memory of 1168	2624	winver.exe	20
PID 2624 wrote to memory of 1196	2624	winver.exe	21
PID 2624 wrote to memory of 1428	2624	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cc5c237230dfa885854ef5e49c80539.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - 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:2624

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1428

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/1104-25-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000077281000-0x0000000077282000-memory.dmp

Filesize
4KB

Download
memory/1168-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-28-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1196-9-0x0000000077281000-0x0000000077282000-memory.dmp

Filesize
4KB

Download
memory/1196-1-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1428-30-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/1428-29-0x0000000077281000-0x0000000077282000-memory.dmp

Filesize
4KB

Download
memory/1428-24-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/1732-12-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/1732-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1732-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1732-4-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2624-5-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2624-6-0x0000000077430000-0x0000000077431000-memory.dmp

Filesize
4KB

Download
memory/2624-7-0x000000007742F000-0x0000000077430000-memory.dmp

Filesize
4KB

Download
memory/2624-8-0x000000007742F000-0x0000000077431000-memory.dmp

Filesize
8KB

Download
memory/2624-10-0x0000000077230000-0x00000000773D9000-memory.dmp

Filesize
1.7MB

Download
memory/2624-31-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2624-36-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download