tinba | 530cefd879a4af2448cbdf658d1e00c0d5581a7b1ec811eea577154abf0baf0e

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
05-01-2025 13:02

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General

Target

JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe
Size

160KB
MD5

a5f02d38f15ddda2787f97df69ab2b9f
SHA1

154c628fd8f82893ced6663187f17f76a6e61a52
SHA256

530cefd879a4af2448cbdf658d1e00c0d5581a7b1ec811eea577154abf0baf0e
SHA512

0026da9ab47721609964f9dd57f758492df7c5591aabd23b66f151ff17b6632c519042bdde30a1618fec288ec5cc0df0ac39031f110177319fedf043fb36452a
SSDEEP

1536:1EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:eY+4MiIkLZJNAQ9J6v

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\F8843207 = "C:\\Users\\Admin\\AppData\\Roaming\\F8843207\\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/2096-0-0x0000000000400000-0x0000000000428000-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_a5f02d38f15ddda2787f97df69ab2b9f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2580	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2580	2096	JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe	32
PID 2096 wrote to memory of 2580	2096	JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe	32
PID 2096 wrote to memory of 2580	2096	JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe	32
PID 2096 wrote to memory of 2580	2096	JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe	32
PID 2096 wrote to memory of 2580	2096	JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe	32
PID 2580 wrote to memory of 1216	2580	winver.exe	21
PID 2580 wrote to memory of 1108	2580	winver.exe	19
PID 2580 wrote to memory of 1172	2580	winver.exe	20
PID 2580 wrote to memory of 1216	2580	winver.exe	21
PID 2580 wrote to memory of 1608	2580	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5f02d38f15ddda2787f97df69ab2b9f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2096
- - 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:2580

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1608

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/1108-26-0x0000000076F71000-0x0000000076F72000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1172-27-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1216-28-0x0000000002970000-0x0000000002976000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x00000000030A0000-0x00000000030A6000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000076F71000-0x0000000076F72000-memory.dmp

Filesize
4KB

Download
memory/1216-4-0x00000000030A0000-0x00000000030A6000-memory.dmp

Filesize
24KB

Download
memory/1216-22-0x0000000002970000-0x0000000002976000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x00000000030A0000-0x00000000030A6000-memory.dmp

Filesize
24KB

Download
memory/1608-29-0x0000000076F71000-0x0000000076F72000-memory.dmp

Filesize
4KB

Download
memory/1608-24-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1608-30-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/2096-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2096-13-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2096-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2096-5-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2096-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2580-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2580-7-0x0000000077120000-0x0000000077121000-memory.dmp

Filesize
4KB

Download
memory/2580-8-0x000000007711F000-0x0000000077120000-memory.dmp

Filesize
4KB

Download
memory/2580-9-0x000000007711F000-0x0000000077121000-memory.dmp

Filesize
8KB

Download
memory/2580-11-0x0000000076F20000-0x00000000770C9000-memory.dmp

Filesize
1.7MB

Download
memory/2580-31-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download