lumma | 45b076e626b88b37b18d4f10a3793cd1eccdf20000a026fc0def572dcbb587cf

General

Target

Bootstrapper_v2.14.zip
Size

3.0MB
MD5

be50fd5439dd259ad974148a7e5fc476
SHA1

6606b19c1924d7268d7ec1f4ac92b69d936c7f4b
SHA256

45b076e626b88b37b18d4f10a3793cd1eccdf20000a026fc0def572dcbb587cf
SHA512

6c128a6214b290d6d3d90f1f2bef68300e3fd21fe3afbcd80e71c2cdf11aecbbe273e0549b1cff57cba6f2d4c266398724a832299b62d929d3c91dce4c86e373
SSDEEP

98304:u/fmdpMr203IcrW44Pd46Fgh1zw25JIwXybs:u/6pMr2I7Z6FgHw25JxD

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

Executes dropped EXE 3 IoCs

pid	Process
2592	Bootstrapper_v2.14.exe
2748	Bootstrapper_v2.14.exe
2632	Crypted.exe

Loads dropped DLL 7 IoCs

pid	Process
2592	Bootstrapper_v2.14.exe
1192	Process not Found
1936	WerFault.exe
1936	WerFault.exe
1936	WerFault.exe
1936	WerFault.exe
1936	WerFault.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0009000000016d1b-19.dat	upx
behavioral1/memory/2632-20-0x0000000000990000-0x00000000009EE000-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 behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2868	7zFM.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeRestorePrivilege	2868	7zFM.exe
Token: 35	2868	7zFM.exe
Token: SeSecurityPrivilege	2868	7zFM.exe
Token: SeSecurityPrivilege	2868	7zFM.exe
Token: SeSecurityPrivilege	2868	7zFM.exe
Token: SeSecurityPrivilege	2868	7zFM.exe
Token: SeDebugPrivilege	2748	Bootstrapper_v2.14.exe
Token: 33	2652	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2652	AUDIODG.EXE
Token: 33	2652	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2652	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 8 IoCs

pid	Process
2868	7zFM.exe
2868	7zFM.exe
2868	7zFM.exe
2868	7zFM.exe
2868	7zFM.exe
2868	7zFM.exe
2868	7zFM.exe
2868	7zFM.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2748	2592	Bootstrapper_v2.14.exe	32
PID 2592 wrote to memory of 2748	2592	Bootstrapper_v2.14.exe	32
PID 2592 wrote to memory of 2748	2592	Bootstrapper_v2.14.exe	32
PID 2592 wrote to memory of 2632	2592	Bootstrapper_v2.14.exe	33
PID 2592 wrote to memory of 2632	2592	Bootstrapper_v2.14.exe	33
PID 2592 wrote to memory of 2632	2592	Bootstrapper_v2.14.exe	33
PID 2592 wrote to memory of 2632	2592	Bootstrapper_v2.14.exe	33
PID 2748 wrote to memory of 1936	2748	Bootstrapper_v2.14.exe	35
PID 2748 wrote to memory of 1936	2748	Bootstrapper_v2.14.exe	35
PID 2748 wrote to memory of 1936	2748	Bootstrapper_v2.14.exe	35

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Bootstrapper_v2.14.zip"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2868

C:\Users\Admin\Desktop\Bootstrapper_v2.14.exe
"C:\Users\Admin\Desktop\Bootstrapper_v2.14.exe"
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Users\Admin\AppData\Local\Bootstrapper_v2.14.exe
  "C:\Users\Admin\AppData\Local\Bootstrapper_v2.14.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2748 -s 920
    3⤵
    - Loads dropped DLL
    PID:1936
- C:\Users\Admin\AppData\Local\Crypted.exe
  "C:\Users\Admin\AppData\Local\Crypted.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2632

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x554
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2652

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\Crypted.exe

Filesize
154KB

MD5
078dd8a7d37a595a810bc74259df2da4

SHA1
f907f1c7b62b2fdc8d271c574fe69974c3196ec9

SHA256
9043fddbf88a56f784bf4d52c3ddf7837cc8206e77fe831755e8ec511e5d4329

SHA512
59bfe3b445955f2e6e33972fbfd5b27b8a28ad5d2222723155ba282bde323e788c50b2ea4f22bd4c714935f3502baf2cf7ae32173384af0fcddac3398119d963

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1142.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1164.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\Desktop\Bootstrapper_v2.14.exe

Filesize
3.0MB

MD5
39b098a22e72fbfd5d04484e478501dc

SHA1
555df780fcc557beb8a58e85c7d9fe157e484242

SHA256
c3ce0ed721d7494f3f8fc19e77b7ab24341afef1f13a03197f50cb16ea9ce0db

SHA512
87450c048ec12e90281b4c8df19d44043fe768aac7b7320f5f2eaa287a107fb87605076298a60d4e61857f3906ca8a294dd39c18fcb0d3ec3d2bd98a7ad49981

Download Submit
\Users\Admin\AppData\Local\Bootstrapper_v2.14.exe

Filesize
2.9MB

MD5
ec429587b94b0288039bf1492e3350af

SHA1
acfd0ea4f9d321a898fed79e2e8e41e04620625b

SHA256
c372c94338eaaa7ab2eb7c5b6d1c9fc5658ec62da7f5fcd04e2d4c72d900ea9f

SHA512
79090e46a9f6e2cc4728aa4cb5e48eab80d18151ae3257cbede4d685b80d40b56e2ef57a4ab37ddf90ccd67e5cd54a728f559fcf9fc32c6971bb88468c1ec88d

Download Submit
memory/2592-5-0x0000000001220000-0x000000000152C000-memory.dmp

Filesize
3.0MB

Download
memory/2632-20-0x0000000000990000-0x00000000009EE000-memory.dmp

Filesize
376KB

Download
memory/2748-27-0x00000000027D0000-0x00000000027DA000-memory.dmp

Filesize
40KB

Download
memory/2748-24-0x00000000006F0000-0x0000000000700000-memory.dmp

Filesize
64KB

Download
memory/2748-26-0x000000001E260000-0x000000001E360000-memory.dmp

Filesize
1024KB

Download
memory/2748-23-0x00000000006F0000-0x00000000006FA000-memory.dmp

Filesize
40KB

Download
memory/2748-28-0x00000000027E0000-0x0000000002806000-memory.dmp

Filesize
152KB

Download
memory/2748-29-0x0000000002820000-0x0000000002828000-memory.dmp

Filesize
32KB

Download
memory/2748-30-0x000000001B780000-0x000000001B796000-memory.dmp

Filesize
88KB

Download
memory/2748-31-0x0000000002810000-0x000000000281A000-memory.dmp

Filesize
40KB

Download
memory/2748-32-0x00000000027C0000-0x00000000027CA000-memory.dmp

Filesize
40KB

Download
memory/2748-33-0x000000001B7A0000-0x000000001B7A8000-memory.dmp

Filesize
32KB

Download
memory/2748-35-0x00000000006F0000-0x00000000006FA000-memory.dmp

Filesize
40KB

Download
memory/2748-22-0x00000000006F0000-0x00000000006FA000-memory.dmp

Filesize
40KB

Download
memory/2748-21-0x0000000000E10000-0x00000000010F2000-memory.dmp

Filesize
2.9MB

Download

Analysis

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