blackmoon | a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3

General

Target

a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
Size

1.7MB
MD5

2fd5576b5e480b6436985460d720d68f
SHA1

14b5b57d5f25d93e637e2cf4e4fb7fa73f8f0549
SHA256

a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3
SHA512

0a8fc3b3a9e848811e1b784ce9ed931e56a8a7b863bc26089ea5928d6b6ffa37271b0d98922c24035296b589ca523da6da97e6bcb4d5113761a1dd900af6632d
SSDEEP

24576:s+jEjecTVp6fHlKnbbe/P1njg2x2beBcgpbiNatNvj999RM4Z+4CF:HAH7nbmBzXvZ2F

Score

10^/10

blackmoon banker trojan upx

Malware Config

Signatures

Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 5 IoCs

resource	yara_rule
behavioral2/memory/3044-0-0x00000000023F0000-0x000000000241F000-memory.dmp	family_blackmoon
behavioral2/memory/3044-6-0x00000000023F0000-0x000000000241F000-memory.dmp	family_blackmoon
behavioral2/memory/4436-7-0x0000000002470000-0x000000000249F000-memory.dmp	family_blackmoon
behavioral2/memory/1780-9-0x0000000002390000-0x00000000023BF000-memory.dmp	family_blackmoon
behavioral2/memory/1780-12-0x0000000002390000-0x00000000023BF000-memory.dmp	family_blackmoon

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe

Executes dropped EXE 2 IoCs

pid	Process
4436	WhKoDTHiK.exe
1780	WhKoDTHiK.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1780-10-0x0000000000760000-0x000000000076B000-memory.dmp	upx
behavioral2/memory/1780-11-0x0000000000760000-0x000000000076B000-memory.dmp	upx
behavioral2/memory/1780-13-0x0000000000760000-0x000000000076B000-memory.dmp	upx

Drops desktop.ini file(s) 9 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\1048576891\desktop.ini	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
File opened for modification	C:\Users\Public\Downloads\1048576891\desktop.ini	WhKoDTHiK.exe
File opened for modification	C:\Users\Public\Downloads\-1\desktop.ini	WhKoDTHiK.exe
File opened for modification	C:\Users\Public\Downloads\1048576891\desktop.ini	WhKoDTHiK.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\-1\desktop.ini	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\0\desktop.ini	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
File opened for modification	C:\Users\Public\Downloads\-1\desktop.ini	WhKoDTHiK.exe
File opened for modification	C:\Users\Public\Downloads\0\desktop.ini	WhKoDTHiK.exe
File opened for modification	C:\Users\Public\Downloads\0\desktop.ini	WhKoDTHiK.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3628	PING.EXE

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
4436	WhKoDTHiK.exe
4436	WhKoDTHiK.exe
4436	WhKoDTHiK.exe
4436	WhKoDTHiK.exe
4436	WhKoDTHiK.exe
4436	WhKoDTHiK.exe
1780	WhKoDTHiK.exe
1780	WhKoDTHiK.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
4436	WhKoDTHiK.exe
4436	WhKoDTHiK.exe
1780	WhKoDTHiK.exe
1780	WhKoDTHiK.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 4436	3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe	84
PID 3044 wrote to memory of 4436	3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe	84
PID 3044 wrote to memory of 4436	3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe	84
PID 3044 wrote to memory of 2828	3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe	85
PID 3044 wrote to memory of 2828	3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe	85
PID 3044 wrote to memory of 2828	3044	a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe	85
PID 4436 wrote to memory of 1780	4436	WhKoDTHiK.exe	87
PID 4436 wrote to memory of 1780	4436	WhKoDTHiK.exe	87
PID 4436 wrote to memory of 1780	4436	WhKoDTHiK.exe	87
PID 2828 wrote to memory of 3628	2828	cmd.exe	88
PID 2828 wrote to memory of 3628	2828	cmd.exe	88
PID 2828 wrote to memory of 3628	2828	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe
"C:\Users\Admin\AppData\Local\Temp\a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Users\Public\Downloads\WhKoDTHiK.exe
  yoDlyoutXDAvnBnJcnanmLER
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4436
- - C:\Users\Public\Downloads\WhKoDTHiK.exe
    IVToiQwV
    3⤵
    - Executes dropped EXE
    - Drops desktop.ini file(s)
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:1780
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" cmd/c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\[email protected] > nul && exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:3628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Downloads\WhKoDTHiK.exe

Filesize
1.7MB

MD5
2fd5576b5e480b6436985460d720d68f

SHA1
14b5b57d5f25d93e637e2cf4e4fb7fa73f8f0549

SHA256
a70afece8cbb0eb26ef86687904e0f60ffa48b90566ccd193803600d1210d3d3

SHA512
0a8fc3b3a9e848811e1b784ce9ed931e56a8a7b863bc26089ea5928d6b6ffa37271b0d98922c24035296b589ca523da6da97e6bcb4d5113761a1dd900af6632d

Download Submit
memory/1780-9-0x0000000002390000-0x00000000023BF000-memory.dmp

Filesize
188KB

Download
memory/1780-10-0x0000000000760000-0x000000000076B000-memory.dmp

Filesize
44KB

Download
memory/1780-11-0x0000000000760000-0x000000000076B000-memory.dmp

Filesize
44KB

Download
memory/1780-12-0x0000000002390000-0x00000000023BF000-memory.dmp

Filesize
188KB

Download
memory/1780-13-0x0000000000760000-0x000000000076B000-memory.dmp

Filesize
44KB

Download
memory/3044-0-0x00000000023F0000-0x000000000241F000-memory.dmp

Filesize
188KB

Download
memory/3044-5-0x0000000000400000-0x00000000005DD000-memory.dmp

Filesize
1.9MB

Download
memory/3044-6-0x00000000023F0000-0x000000000241F000-memory.dmp

Filesize
188KB

Download
memory/4436-7-0x0000000002470000-0x000000000249F000-memory.dmp

Filesize
188KB

Download

Analysis

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