lumma | ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76

General

Target

ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe
Size

529KB
MD5

9fd483e06841b8911f733c121984bc49
SHA1

0a6fa4ce432d8e4bcbd1d494aed83eae92eb9b36
SHA256

ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76
SHA512

f8c9aa67813e0975fc472a69783ed9085f6007417d636f1423efaa032e226186bdd4eb438f8bbb668cc568c55f29fc214153fff1684e47eee45bd2e98a5315e9
SSDEEP

12288:puB9du8NOZx84E5YoSCa5S69y8+Y87E2xraC9mj5tjduXyOM8:69du88Zx8VACaE6HNITx2CK5BfOB

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2224 set thread context of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31

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	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 190000000100000010000000ba4f3972e7aed9dccdc210db59da13c90300000001000000140000005fb7ee0633e259dbad0c4c9ae6d38f1a61c7dc251d00000001000000100000008f76b981d528ad4770088245e2031b630b0000000100000012000000440069006700690043006500720074000000140000000100000014000000b13ec36903f8bf4701d498261a0802ef63642bc35300000001000000230000003021301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703080f0000000100000014000000e35ef08d884f0a0ade2f75e96301ce6230f213a82000000001000000c9030000308203c5308202ada003020102021002ac5c266a0b409b8f0b79f2ae462577300d06092a864886f70d0101050500306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100c6cce573e6fbd4bbe52d2d32a6dfe5813fc9cd2549b6712ac3d5943467a20a1cb05f69a640b1c4b7b28fd098a4a941593ad3dc94d63cdb7438a44acc4d2582f74aa5531238eef3496d71917e63b6aba65fc3a484f84f6251bef8c5ecdb3892e306e508910cc4284155fbcb5a89157e71e835bf4d72093dbe3a38505b77311b8db3c724459aa7ac6d00145a04b7ba13eb510a984141224e656187814150a6795c89de194a57d52ee65d1c532c7e98cd1a0616a46873d03404135ca171d35a7c55db5e64e13787305604e511b4298012f1793988a202117c2766b788b778f2ca0aa838ab0a64c2bf665d9584c1a1251e875d1a500b2012cc41bb6e0b5138b84bcb0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e04160414b13ec36903f8bf4701d498261a0802ef63642bc3301f0603551d23041830168014b13ec36903f8bf4701d498261a0802ef63642bc3300d06092a864886f70d010105050003820101001c1a0697dcd79c9f3c886606085721db2147f82a67aabf183276401057c18af37ad911658e35fa9efc45b59ed94c314bb891e8432c8eb378cedbe3537971d6e5219401da55879a2464f68a66ccde9c37cda834b1699b23c89e78222b7043e35547316119ef58c5852f4e30f6a0311623c8e7e2651633cbbf1a1ba03df8ca5e8b318b6008892d0c065c52b7c4f90a98d1155f9f12be7c366338bd44a47fe4262b0ac497690de98ce2c01057b8c876129155f24869d8bc2a025b0f44d42031dbf4ba70265d90609ebc4b17092fb4cb1e4368c90727c1d25cf7ea21b968129c3c9cbf9efc805c9b63cdec47aa252767a037f300827d54d7a9f8e92e13a377e81f4a	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31
PID 2224 wrote to memory of 2604	2224	ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe	31

C:\Users\Admin\AppData\Local\Temp\ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe
"C:\Users\Admin\AppData\Local\Temp\ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Users\Admin\AppData\Local\Temp\ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe
  "C:\Users\Admin\AppData\Local\Temp\ac5a0e743697c23dcbcb7ca96827b36fb44796fea27aaab38d13f68e8f3e0c76.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

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\Local\Temp\Cab85C.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar88E.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2224-0-0x0000000000D76000-0x0000000000D77000-memory.dmp

Filesize
4KB

Download
memory/2604-8-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2604-10-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2604-11-0x0000000000D40000-0x0000000000DC9000-memory.dmp

Filesize
548KB

Download
memory/2604-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2604-5-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2604-4-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2604-3-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2604-1-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2604-2-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download

Analysis

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