tinba | 46b5d52a95f9bbe078e24a47787a1fea70243e7b7767df46895040b200fd562f

Analysis

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

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 20:43

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General

Target

JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe
Size

160KB
MD5

ab829966f3de8f0047d39e19a522fc84
SHA1

3c9a26dec6da3c05fcc2e147b3f961aca3f13e9d
SHA256

46b5d52a95f9bbe078e24a47787a1fea70243e7b7767df46895040b200fd562f
SHA512

ad6fc57c8b2f05c74aa5f06d888d41bb4a01a6a83eb46cd45f66066e506500b4fc5b6cf8a1d1afae4397f3d094be62bc44cc71ae4df734fdb196311673dc57ff
SSDEEP

1536:HEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:kY+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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\BD021E5B = "C:\\Users\\Admin\\AppData\\Roaming\\BD021E5B\\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/1688-0-0x0000000000400000-0x0000000000428000-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_ab829966f3de8f0047d39e19a522fc84.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe
2016	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2016	winver.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2016	1688	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	31
PID 1688 wrote to memory of 2016	1688	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	31
PID 1688 wrote to memory of 2016	1688	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	31
PID 1688 wrote to memory of 2016	1688	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	31
PID 1688 wrote to memory of 2016	1688	JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe	31
PID 2016 wrote to memory of 1188	2016	winver.exe	21
PID 2016 wrote to memory of 1088	2016	winver.exe	19
PID 2016 wrote to memory of 1164	2016	winver.exe	20
PID 2016 wrote to memory of 1188	2016	winver.exe	21
PID 2016 wrote to memory of 1316	2016	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1188
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab829966f3de8f0047d39e19a522fc84.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - 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:2016

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1316

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/1088-35-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1088-27-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1088-25-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1164-29-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1164-20-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1164-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002F30000-0x0000000002F36000-memory.dmp

Filesize
24KB

Download
memory/1188-10-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1188-32-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000002F30000-0x0000000002F36000-memory.dmp

Filesize
24KB

Download
memory/1188-22-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1188-4-0x0000000002F30000-0x0000000002F36000-memory.dmp

Filesize
24KB

Download
memory/1316-30-0x0000000001D40000-0x0000000001D46000-memory.dmp

Filesize
24KB

Download
memory/1316-31-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1316-24-0x0000000001D40000-0x0000000001D46000-memory.dmp

Filesize
24KB

Download
memory/1688-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1688-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/1688-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1688-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/1688-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2016-26-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2016-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2016-7-0x0000000077C30000-0x0000000077C31000-memory.dmp

Filesize
4KB

Download
memory/2016-8-0x0000000077C2F000-0x0000000077C30000-memory.dmp

Filesize
4KB

Download
memory/2016-9-0x0000000077C2F000-0x0000000077C31000-memory.dmp

Filesize
8KB

Download
memory/2016-11-0x0000000077A30000-0x0000000077BD9000-memory.dmp

Filesize
1.7MB

Download