lumma | cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95ef

General

Target

cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe
Size

3.1MB
MD5

8483febc34d0b275b35727486f11c400
SHA1

6450210de1390361ede70a64ffad70909aba9f92
SHA256

cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95ef
SHA512

e9355a983a022945b8c10133683753a8ad9639daae9b48662ed1bec5e5fd8d192d515b0bb059f92ef0fab43bb77a1164a9fbb358f731ad69da2b47264d3d315e
SSDEEP

49152:CMKO1on9iWK6q/C3luTg5Iokb7yfFTW8ibDw348JKVi+KmD6gAGbnwF:C01Zb6qwuoIpb73Fb84oKzJAG

Score

10^/10

lumma discovery stealer upx

Malware Config

Extracted

Family

lumma

C2

https://showpanicke.shop/api

Signatures

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

.NET Reactor proctector 2 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral1/files/0x000e000000012280-5.dat	net_reactor
behavioral1/memory/988-17-0x0000000000120000-0x00000000003C4000-memory.dmp	net_reactor

Executes dropped EXE 2 IoCs

pid	Process
988	Hackus.exe
2648	Crypted.exe

Loads dropped DLL 6 IoCs

pid	Process
2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe
2736	WerFault.exe
2736	WerFault.exe
2736	WerFault.exe
2736	WerFault.exe
2736	WerFault.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000015f41-14.dat	upx
behavioral1/memory/2648-19-0x0000000001270000-0x00000000012CE000-memory.dmp	upx

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 1 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	Crypted.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	988	Hackus.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 988	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	31
PID 2684 wrote to memory of 988	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	31
PID 2684 wrote to memory of 988	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	31
PID 2684 wrote to memory of 2648	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	32
PID 2684 wrote to memory of 2648	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	32
PID 2684 wrote to memory of 2648	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	32
PID 2684 wrote to memory of 2648	2684	cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe	32
PID 988 wrote to memory of 2736	988	Hackus.exe	33
PID 988 wrote to memory of 2736	988	Hackus.exe	33
PID 988 wrote to memory of 2736	988	Hackus.exe	33

C:\Users\Admin\AppData\Local\Temp\cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe
"C:\Users\Admin\AppData\Local\Temp\cb0115723aafc140ff90329b58d1c24fadba10e366ee0972b565c973662b95efN.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Users\Admin\AppData\Local\Temp\Hackus.exe
  "C:\Users\Admin\AppData\Local\Temp\Hackus.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:988
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 988 -s 540
    3⤵
    - Loads dropped DLL
    PID:2736
- C:\Users\Admin\AppData\Local\Temp\Crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab743.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Crypted.exe

Filesize
154KB

MD5
078dd8a7d37a595a810bc74259df2da4

SHA1
f907f1c7b62b2fdc8d271c574fe69974c3196ec9

SHA256
9043fddbf88a56f784bf4d52c3ddf7837cc8206e77fe831755e8ec511e5d4329

SHA512
59bfe3b445955f2e6e33972fbfd5b27b8a28ad5d2222723155ba282bde323e788c50b2ea4f22bd4c714935f3502baf2cf7ae32173384af0fcddac3398119d963

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar765.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\Hackus.exe

Filesize
2.6MB

MD5
b98582a96f3d102a3d45e7ed1111268b

SHA1
b1f4886d90acf2ab70477a043dea8b668a7494bc

SHA256
fb5518b93f5a75c4ddb033a5a1e8189d2e8177c863c8b86c0adbb2de90a928a3

SHA512
51530cbd2a90a0687203132ea5e8a40c7dd0ff3275e1183020ebd60707a360f66106eaf1856716f64d24ff06b0fd2ad1e29f12019e7d68bf00dc9cbe3a7afc1b

Download Submit
memory/988-20-0x000007FEF61E0000-0x000007FEF6BCC000-memory.dmp

Filesize
9.9MB

Download
memory/988-17-0x0000000000120000-0x00000000003C4000-memory.dmp

Filesize
2.6MB

Download
memory/988-26-0x000007FEF61E0000-0x000007FEF6BCC000-memory.dmp

Filesize
9.9MB

Download
memory/2648-19-0x0000000001270000-0x00000000012CE000-memory.dmp

Filesize
376KB

Download
memory/2684-0-0x000007FEF61E3000-0x000007FEF61E4000-memory.dmp

Filesize
4KB

Download
memory/2684-1-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2684-3-0x000007FEF61E0000-0x000007FEF6BCC000-memory.dmp

Filesize
9.9MB

Download
memory/2684-18-0x000007FEF61E0000-0x000007FEF6BCC000-memory.dmp

Filesize
9.9MB

Download

Analysis

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