lumma | 0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069

General

Target

0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe
Size

631KB
MD5

941f5f9e5887ca20c6da1b024af29fe1
SHA1

790792e1568c7adfd83f4adf4637b8b0850df1f4
SHA256

0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069
SHA512

646673c84b8d916ca8a28a3d2070568d7404f99e7a678bcf95ef6d05119fbfb395ce05b63637297647f89255278d8dc7f6a65aec166b101cb8af19944eb14289
SSDEEP

12288:o78dW5EcXmFOyiBNIppwJB3R7M6ETiVjmVYhHOXBUy1+1MKAyj+JDNjy3BynP3wQ:o7r+cXmFOy2qp+JBuBi9m7m

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

C2

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

https://revirepart.biz/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Loads dropped DLL 1 IoCs

pid	Process
2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2468 set thread context of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2772	2468	WerFault.exe	82

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	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84
PID 2468 wrote to memory of 2176	2468	0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe	84

C:\Users\Admin\AppData\Local\Temp\0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe
"C:\Users\Admin\AppData\Local\Temp\0c77eac0fb4f7a0c8e51d7071cb17ba72c1f53ca292d2ae4d98ec768384e6069.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2176
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2468 -s 1028
  2⤵
  - Program crash
  PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2468 -ip 2468
1⤵
PID:3260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\gdi32.dll

Filesize
422KB

MD5
80db5c124ff4d7bc5ba0c919098a7184

SHA1
a467cf9a74608ce1c20a5c5f4ee3b03b43c92819

SHA256
327be8b5f077f6ba331bd23d2a9bdf8ef73f04921c51fb61bbbe5e852a41008c

SHA512
d5d83ef9ba7ca752acce2435dbcd6bf73279ce2acafc24d92cb1bf3c4319c71cff1eaa19b01de8800d34932a6e723e79b2cb698747eee146d9602adad977f8f8

Download Submit
memory/2176-10-0x0000000000D90000-0x0000000000DF4000-memory.dmp

Filesize
400KB

Download
memory/2176-19-0x0000000000D90000-0x0000000000DF4000-memory.dmp

Filesize
400KB

Download
memory/2176-15-0x0000000000D90000-0x0000000000DF4000-memory.dmp

Filesize
400KB

Download
memory/2468-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/2468-1-0x0000000000B60000-0x0000000000C08000-memory.dmp

Filesize
672KB

Download
memory/2468-2-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/2468-9-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2468-20-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/2468-21-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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