tinba | 032d93c2d20ce8e13e0f3ae0666709a9d8d2f1c6be720bd0d2d4bc60a825bdf2

General

Target

c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe
Size

46KB
MD5

c9b082d69fac96fb4f51f02c3dcf54b9
SHA1

e67896fecff9e8aff5f94d1b7391f07035a9ce4d
SHA256

032d93c2d20ce8e13e0f3ae0666709a9d8d2f1c6be720bd0d2d4bc60a825bdf2
SHA512

fc101b044efd23e3b9fdd239852321822fbfc8d2a24ad7b905f79ed46fb6181cd0865e30f1ea4f3ab9b375c72c29a7aa95b6e6783ab2ae64b1ca64c6f819ca2d
SSDEEP

768:9twyMe0Jy8xwd117mrlI9m/xGuv4V7RMEnqt9jn2ACH3hLZ2HwCLlH:9twyedxwr1qUMv4VV6j2A83hVY

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

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5004-0-0x0000000000400000-0x000000000041A000-memory.dmp	upx

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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8959BFFC = "C:\\Users\\Admin\\AppData\\Roaming\\8959BFFC\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4852	1744	WerFault.exe	92

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	c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1744	winver.exe
1744	winver.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1744	winver.exe
3460	Explorer.EXE
3460	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 1744	5004	c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe	92
PID 5004 wrote to memory of 1744	5004	c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe	92
PID 5004 wrote to memory of 1744	5004	c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe	92
PID 5004 wrote to memory of 1744	5004	c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe	92
PID 1744 wrote to memory of 3460	1744	winver.exe	56
PID 1744 wrote to memory of 2676	1744	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2676

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3460
- C:\Users\Admin\AppData\Local\Temp\c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c9b082d69fac96fb4f51f02c3dcf54b9_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5004
- - 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:1744
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 352
      4⤵
      Program crash
      PID:4852

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:8
1⤵
PID:1888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1744 -ip 1744
1⤵
PID:2208

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1744-5-0x0000000077112000-0x0000000077113000-memory.dmp

Filesize
4KB

Download
memory/1744-17-0x0000000001570000-0x0000000001576000-memory.dmp

Filesize
24KB

Download
memory/1744-14-0x0000000001570000-0x0000000001576000-memory.dmp

Filesize
24KB

Download
memory/1744-7-0x00007FF856170000-0x00007FF856365000-memory.dmp

Filesize
2.0MB

Download
memory/2676-19-0x00007FF856390000-0x00007FF856391000-memory.dmp

Filesize
4KB

Download
memory/2676-16-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/3460-8-0x00007FF8563A0000-0x00007FF8563A1000-memory.dmp

Filesize
4KB

Download
memory/3460-6-0x00007FF85620D000-0x00007FF85620E000-memory.dmp

Filesize
4KB

Download
memory/3460-12-0x00007FF856380000-0x00007FF856381000-memory.dmp

Filesize
4KB

Download
memory/3460-2-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/3460-3-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/5004-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/5004-10-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/5004-11-0x00000000025A0000-0x0000000002FA0000-memory.dmp

Filesize
10.0MB

Download
memory/5004-4-0x00000000025A0000-0x0000000002FA0000-memory.dmp

Filesize
10.0MB

Download
memory/5004-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads