tinba | a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2

General

Target

a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe
Size

225KB
MD5

a724f613478a2c4aa3b656b010673b45
SHA1

c2185860571b6fb8143aab37bdfffe1b4a028d73
SHA256

a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2
SHA512

0dcdd17be81005758655f257d90a7d2b2290e61d6c07e891b11b51d54a73407c1f3a09938d9194b1e2b7e56fc6564a6932c4394f07530e6fdd1987f2300fd07f
SSDEEP

6144:3A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:3ATuTAnKGwUAW3ycQqgP

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\94CA7C4C = "C:\\Users\\Admin\\AppData\\Roaming\\94CA7C4C\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2844	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2844	2504	a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe	31
PID 2504 wrote to memory of 2844	2504	a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe	31
PID 2504 wrote to memory of 2844	2504	a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe	31
PID 2504 wrote to memory of 2844	2504	a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe	31
PID 2504 wrote to memory of 2844	2504	a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe	31
PID 2844 wrote to memory of 1192	2844	winver.exe	21
PID 2844 wrote to memory of 1112	2844	winver.exe	19
PID 2844 wrote to memory of 1164	2844	winver.exe	20
PID 2844 wrote to memory of 1192	2844	winver.exe	21
PID 2844 wrote to memory of 1672	2844	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe
  "C:\Users\Admin\AppData\Local\Temp\a877c3fba25c91edf82d97992beb4c873261c1aa4149572c575883a28befa6e2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - 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:2844

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1672

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 Information Discovery

1

T1082

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/1112-11-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1112-24-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1164-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1164-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1192-17-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1192-6-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1192-25-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1672-20-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1672-27-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/2504-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2844-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2844-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2844-29-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads