blackmoon | cb1246d0504fea510bca5079467faba87d8269f1765a4174a4cd099ace734635

Analysis

max time kernel
124s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
17/06/2024, 04:36

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General

Target
4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
Size 284KB
Sample240617-e8ckhsyekj
SHA256 cb1246d0504fea510bca5079467faba87d8269f1765a4174a4cd099ace734635
MD5 4999f157377d9e24e0dd6f94df2e85f0
SHA1 dce15c87936ca4193aa5e15de68dd6d3fa6231e8
SHA512 bbea3c72d4676b38f805f4425a98febc7dc1205c4b8d774d1309fcee31a1aa54b607eb848c684d2a3de054fffed2bf85c4a73efe92d642769242e31985d63888
SSDEEP 3072:iHLj3s8P9K83msINe580BrSwHOAt91NTP9XEU73H8NytcCvuN9PZM8l5je9DEpl3:ivsEI83BAhg3TlXEzNyDvuN9PPexEug
MD5 SHA1 SHA512 SSDEEP

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 6 IoCs

resource	yara_rule
behavioral2/memory/1772-1-0x0000000002410000-0x000000000243F000-memory.dmp	family_blackmoon
behavioral2/memory/1772-6-0x0000000002410000-0x000000000243F000-memory.dmp	family_blackmoon
behavioral2/memory/444-7-0x0000000002130000-0x000000000215F000-memory.dmp	family_blackmoon
behavioral2/memory/444-11-0x0000000002130000-0x000000000215F000-memory.dmp	family_blackmoon
behavioral2/memory/4136-12-0x0000000002190000-0x00000000021BF000-memory.dmp	family_blackmoon
behavioral2/memory/4136-15-0x0000000002190000-0x00000000021BF000-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-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe

Executes dropped EXE 2 IoCs

pid	Process
444	YPojJiiRRua.exe
4136	YPojJiiRRua.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4136-13-0x00000000021D0000-0x00000000021DB000-memory.dmp	upx
behavioral2/memory/4136-14-0x00000000021D0000-0x00000000021DB000-memory.dmp	upx
behavioral2/memory/4136-16-0x00000000021D0000-0x00000000021DB000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\YPojJiiRRua.exe	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\YPojJiiRRua.exe	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
File created	C:\Windows\system32\YPojJiiRRua.exe	YPojJiiRRua.exe
File opened for modification	C:\Windows\system32\YPojJiiRRua.exe	YPojJiiRRua.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	4136	WerFault.exe	96

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
868	PING.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe
444	YPojJiiRRua.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4136	YPojJiiRRua.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
444	YPojJiiRRua.exe
4136	YPojJiiRRua.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 444	1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe	92
PID 1772 wrote to memory of 444	1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe	92
PID 1772 wrote to memory of 444	1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe	92
PID 1772 wrote to memory of 3644	1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe	93
PID 1772 wrote to memory of 3644	1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe	93
PID 1772 wrote to memory of 3644	1772	4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe	93
PID 3644 wrote to memory of 868	3644	cmd.exe	95
PID 3644 wrote to memory of 868	3644	cmd.exe	95
PID 3644 wrote to memory of 868	3644	cmd.exe	95
PID 444 wrote to memory of 4136	444	YPojJiiRRua.exe	96
PID 444 wrote to memory of 4136	444	YPojJiiRRua.exe	96
PID 444 wrote to memory of 4136	444	YPojJiiRRua.exe	96

C:\Users\Admin\AppData\Local\Temp\4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\4999f157377d9e24e0dd6f94df2e85f0_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Windows\SysWOW64\YPojJiiRRua.exe
  -cb8r C:\Windows\system32\\YPojJiiRRua.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:444
- - C:\Windows\system32\YPojJiiRRua.exe
    -olkm
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:4136
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 948
      4⤵
      Program crash
      PID:2400
- 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:3644
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:868

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=1416,i,15316930299780304231,7592852768794498680,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:8
1⤵
PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4136 -ip 4136
1⤵
PID:4484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

YPojJiiRRua.exe

Path C:\Windows\SysWOW64\YPojJiiRRua.exe
Size 284KB
SHA256 cb1246d0504fea510bca5079467faba87d8269f1765a4174a4cd099ace734635
MD5 4999f157377d9e24e0dd6f94df2e85f0
SHA1 dce15c87936ca4193aa5e15de68dd6d3fa6231e8
SHA512 bbea3c72d4676b38f805f4425a98febc7dc1205c4b8d774d1309fcee31a1aa54b607eb848c684d2a3de054fffed2bf85c4a73efe92d642769242e31985d63888
SSDEEP 3072:iHLj3s8P9K83msINe580BrSwHOAt91NTP9XEU73H8NytcCvuN9PZM8l5je9DEpl3:ivsEI83BAhg3TlXEzNyDvuN9PPexEug
MD5 SHA1 SHA512 SSDEEP

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memory/444-7-0x0000000002130000-0x000000000215F000-memory.dmp

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memory/444-11-0x0000000002130000-0x000000000215F000-memory.dmp

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memory/1772-1-0x0000000002410000-0x000000000243F000-memory.dmp

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memory/1772-6-0x0000000002410000-0x000000000243F000-memory.dmp

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memory/1772-5-0x0000000000400000-0x0000000000456000-memory.dmp

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memory/4136-12-0x0000000002190000-0x00000000021BF000-memory.dmp

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memory/4136-13-0x00000000021D0000-0x00000000021DB000-memory.dmp

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memory/4136-14-0x00000000021D0000-0x00000000021DB000-memory.dmp

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memory/4136-15-0x0000000002190000-0x00000000021BF000-memory.dmp

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memory/4136-16-0x00000000021D0000-0x00000000021DB000-memory.dmp

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