tinba | cfe07cc21378a67a0708fb719d0b5c206e44cb32242f819c65c6675a980f6564

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

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

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General

Target

JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe
Size

88KB
MD5

1ac04bf8d67709f5078ca12267d181cd
SHA1

59a88ea2fb464a1286fc7f925bf4ee465474dddb
SHA256

cfe07cc21378a67a0708fb719d0b5c206e44cb32242f819c65c6675a980f6564
SHA512

680a8d4f639817ebc6bdeabd638d4bac8563850793441510667989b503dd926483f53508b83d644bca2467ac436ea1204ef25cfddf145c165e73e2c931e5b828
SSDEEP

1536:G5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:G5fvp12UFKcD/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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\5B948FA1 = "C:\\Users\\Admin\\AppData\\Roaming\\5B948FA1\\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_1ac04bf8d67709f5078ca12267d181cd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe
2168	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2168	winver.exe
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2168	2160	JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe	31
PID 2160 wrote to memory of 2168	2160	JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe	31
PID 2160 wrote to memory of 2168	2160	JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe	31
PID 2160 wrote to memory of 2168	2160	JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe	31
PID 2160 wrote to memory of 2168	2160	JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe	31
PID 2168 wrote to memory of 1200	2168	winver.exe	21
PID 2168 wrote to memory of 1088	2168	winver.exe	19
PID 2168 wrote to memory of 1176	2168	winver.exe	20
PID 2168 wrote to memory of 1200	2168	winver.exe	21
PID 2168 wrote to memory of 1244	2168	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:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1200
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1ac04bf8d67709f5078ca12267d181cd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - 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:2168

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1244

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/1088-29-0x00000000770A1000-0x00000000770A2000-memory.dmp

Filesize
4KB

Download
memory/1088-28-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1176-19-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1176-30-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1200-9-0x00000000770A1000-0x00000000770A2000-memory.dmp

Filesize
4KB

Download
memory/1200-3-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1200-25-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1200-21-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1244-26-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download
memory/1244-27-0x00000000770A1000-0x00000000770A2000-memory.dmp

Filesize
4KB

Download
memory/1244-24-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download
memory/2160-4-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2160-12-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2160-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2160-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2168-10-0x0000000077050000-0x00000000771F9000-memory.dmp

Filesize
1.7MB

Download
memory/2168-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2168-6-0x0000000077250000-0x0000000077251000-memory.dmp

Filesize
4KB

Download
memory/2168-7-0x000000007724F000-0x0000000077250000-memory.dmp

Filesize
4KB

Download
memory/2168-8-0x000000007724F000-0x0000000077251000-memory.dmp

Filesize
8KB

Download
memory/2168-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download