tinba | 96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66c

General

Target

96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe
Size

110KB
MD5

1f5ee15187ed47cb55326b9b76946400
SHA1

ea025350434a184fcbd33b3a6ffb33a34bacb697
SHA256

96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66c
SHA512

461435c1cd5c60a8f4dc278ba789a384eff2e715deeb770409725f8750199225d047d6b90453caf271c7f0236da9e3e428bd670263df29bbd6132189018bc9b7
SSDEEP

1536:WiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:WiyvRmDLs/ZrwWJjAqGcRJ2hg

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\383A4008 = "C:\\Users\\Admin\\AppData\\Roaming\\383A4008\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5088-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4224	2944	WerFault.exe	85

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	96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2944	winver.exe
2944	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2944	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3456	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 2944	5088	96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe	85
PID 5088 wrote to memory of 2944	5088	96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe	85
PID 5088 wrote to memory of 2944	5088	96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe	85
PID 5088 wrote to memory of 2944	5088	96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe	85
PID 2944 wrote to memory of 3456	2944	winver.exe	56
PID 2944 wrote to memory of 2980	2944	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2980

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3456
- C:\Users\Admin\AppData\Local\Temp\96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe
  "C:\Users\Admin\AppData\Local\Temp\96911ff54c01adb5320df2eb6997039be5af447bb91a3e3c21297456e59be66cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5088
- - 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:2944
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 352
      4⤵
      Program crash
      PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2944 -ip 2944
1⤵
PID:4352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2944-5-0x00000000779F2000-0x00000000779F3000-memory.dmp

Filesize
4KB

Download
memory/2944-16-0x0000000002690000-0x0000000002696000-memory.dmp

Filesize
24KB

Download
memory/2944-13-0x0000000002690000-0x0000000002696000-memory.dmp

Filesize
24KB

Download
memory/2944-7-0x00007FFE73330000-0x00007FFE73525000-memory.dmp

Filesize
2.0MB

Download
memory/2980-18-0x00007FFE73550000-0x00007FFE73551000-memory.dmp

Filesize
4KB

Download
memory/2980-15-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/3456-2-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/3456-6-0x00007FFE733CD000-0x00007FFE733CE000-memory.dmp

Filesize
4KB

Download
memory/3456-11-0x00007FFE73560000-0x00007FFE73561000-memory.dmp

Filesize
4KB

Download
memory/3456-3-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/5088-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/5088-10-0x00000000022C0000-0x0000000002CC0000-memory.dmp

Filesize
10.0MB

Download
memory/5088-4-0x00000000022C0000-0x0000000002CC0000-memory.dmp

Filesize
10.0MB

Download
memory/5088-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/5088-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads