blackmoon | 7f73ee5138db77a192db3b998d23118865149553f025ca678a75924f7b03a3fb

General

Target

7f73ee5138db77a192db3b998d23118865149553f025ca678a75924f7b03a3fb.dll
Size

431KB
MD5

30326c52637f97187c6d489623ae2a7c
SHA1

babb11ae428d59517f0a36d64bccede6ce096747
SHA256

7f73ee5138db77a192db3b998d23118865149553f025ca678a75924f7b03a3fb
SHA512

acd68c6cac96d88ece2c06ffa69d9ff52393ef5244c2603382ef0232c7539e9b883ef3d2e9a5413374b60e7a8525e6cdb247abbe9888e24c6656523d63657647
SSDEEP

12288:BajL+BfqlWhVqmhbS975O2ZJIYiR6GhR2gKSQ6rs50U:BanutMmc51J1iHhEz9680U

Score

10^/10

blackmoon gh0strat purplefox banker discovery rat rootkit 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 1 IoCs

resource	yara_rule
behavioral1/memory/2804-1-0x0000000010000000-0x0000000010087000-memory.dmp	family_blackmoon

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2888-17-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2888-19-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2888-17-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat
behavioral1/memory/2888-19-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2804 created 416	2804	rundll32.exe	5

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\B:	svchost.exe
File opened (read-only)	\??\S:	svchost.exe
File opened (read-only)	\??\U:	svchost.exe
File opened (read-only)	\??\W:	svchost.exe
File opened (read-only)	\??\I:	svchost.exe
File opened (read-only)	\??\K:	svchost.exe
File opened (read-only)	\??\L:	svchost.exe
File opened (read-only)	\??\N:	svchost.exe
File opened (read-only)	\??\Q:	svchost.exe
File opened (read-only)	\??\V:	svchost.exe
File opened (read-only)	\??\G:	svchost.exe
File opened (read-only)	\??\H:	svchost.exe
File opened (read-only)	\??\J:	svchost.exe
File opened (read-only)	\??\M:	svchost.exe
File opened (read-only)	\??\O:	svchost.exe
File opened (read-only)	\??\P:	svchost.exe
File opened (read-only)	\??\T:	svchost.exe
File opened (read-only)	\??\E:	svchost.exe
File opened (read-only)	\??\R:	svchost.exe
File opened (read-only)	\??\X:	svchost.exe
File opened (read-only)	\??\Y:	svchost.exe
File opened (read-only)	\??\Z:	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2804 set thread context of 2888	2804	rundll32.exe	31

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2804-0-0x0000000010000000-0x0000000010087000-memory.dmp	upx
behavioral1/memory/2804-1-0x0000000010000000-0x0000000010087000-memory.dmp	upx
behavioral1/memory/2888-16-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2888-14-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2888-8-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2888-5-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2888-3-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2888-15-0x0000000000400000-0x0000000000543000-memory.dmp	upx

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Modifies data under HKEY_USERS 11 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe

Suspicious behavior: EnumeratesProcesses 34 IoCs

pid	Process
2804	rundll32.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe
2888	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	rundll32.exe
Token: 33	2888	svchost.exe
Token: SeIncBasePriorityPrivilege	2888	svchost.exe
Token: 33	2888	svchost.exe
Token: SeIncBasePriorityPrivilege	2888	svchost.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2476 wrote to memory of 2804	2476	rundll32.exe	30
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31
PID 2804 wrote to memory of 2888	2804	rundll32.exe	31

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:416
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2888

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f73ee5138db77a192db3b998d23118865149553f025ca678a75924f7b03a3fb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f73ee5138db77a192db3b998d23118865149553f025ca678a75924f7b03a3fb.dll,#1
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

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/2804-0-0x0000000010000000-0x0000000010087000-memory.dmp

Filesize
540KB

Download
memory/2804-1-0x0000000010000000-0x0000000010087000-memory.dmp

Filesize
540KB

Download
memory/2888-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2888-16-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-17-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/2888-14-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-8-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-5-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-3-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-2-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-15-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2888-18-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

Filesize
4KB

Download
memory/2888-19-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads