7a3b253a53b43df9024c580b8797df22ac022cebddb9305ff77f2c0884dd6ddf

Resubmissions

04-09-2024 01:22

240904-brhtessclm 4

04-09-2024 01:13

240904-blfrwatbra 10

Analysis

max time kernel
134s
max time network
144s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
04-09-2024 01:13

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General

Target

octo hates niggers.wav
Size

1.1MB
MD5

e06c2af9bd3623d93dad4c19fa90b88a
SHA1

aae457d958f50416e1a1e6f2195e1c162e47abcf
SHA256

7a3b253a53b43df9024c580b8797df22ac022cebddb9305ff77f2c0884dd6ddf
SHA512

b5d73101ff3adabbe563dbf8c007f1279fc151c564d8563e5cb6a3a36eb354a177978225576d7bc1ebd428e8d80f9a73880ca221058babcb409a669da32ff30f
SSDEEP

1536:53PiVM28r4hL0/yJPGw9mtJdNRvDuKjmK0yjWJOcaY:5aVM8hLgucNRruKCpiMODY

Score

6^/10

discovery

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 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)	\??\A:	unregmp2.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	wmplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup_wm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	unregmp2.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	524	unregmp2.exe
Token: SeCreatePagefilePrivilege	524	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 3828	4412	wmplayer.exe	73
PID 4412 wrote to memory of 3828	4412	wmplayer.exe	73
PID 4412 wrote to memory of 3828	4412	wmplayer.exe	73
PID 4412 wrote to memory of 2880	4412	wmplayer.exe	74
PID 4412 wrote to memory of 2880	4412	wmplayer.exe	74
PID 4412 wrote to memory of 2880	4412	wmplayer.exe	74
PID 2880 wrote to memory of 524	2880	unregmp2.exe	75
PID 2880 wrote to memory of 524	2880	unregmp2.exe	75

C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Open "C:\Users\Admin\AppData\Local\Temp\octo hates niggers.wav"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4412
- C:\Program Files (x86)\Windows Media Player\setup_wm.exe
  "C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Open "C:\Users\Admin\AppData\Local\Temp\octo hates niggers.wav"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3828
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\System32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
64KB

MD5
0e807656bd86f2aef7ccf207f963973b

SHA1
27052af8d103d134369e356b793eb88ba873df55

SHA256
c509c498682bec50142782a51785655020bea27652f46e104e07a530c2ff5162

SHA512
e6c7d5e001e8322ccb1abd101d47e7f1401597518f45dd8da1d757728147262bcb3b1f96128f291e0e367c5b34026b401468e4219b27cf3c37a8d434180cd8f3

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C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML.bak

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp12765.WMC\allservices.xml

Filesize
546B

MD5
df03e65b8e082f24dab09c57bc9c6241

SHA1
6b0dacbf38744c9a381830e6a5dc4c71bd7cedbf

SHA256
155b9c588061c71832af329fafa5678835d9153b8fbb7592195ae953d0c455ba

SHA512
ef1cc8d27fbc5da5daab854c933d3914b84ee539d4d2f0126dc1a04a830c5599e39a923c80257653638b1b99b0073a7174cc164be5887181730883c752ba2f99

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp14046.WMC\serviceinfo.xml

Filesize
523B

MD5
d58da90d6dc51f97cb84dfbffe2b2300

SHA1
5f86b06b992a3146cb698a99932ead57a5ec4666

SHA256
93acdb79543d9248ca3fca661f3ac287e6004e4b3dafd79d4c4070794ffbf2ad

SHA512
7f1e95e5aa4c8a0e4c967135c78f22f4505f2a48bbc619924d0096bf4a94d469389b9e8488c12edacfba819517b8376546687d1145660ad1f49d8c20a744e636

Download Submit
C:\Users\Admin\AppData\Local\Temp\wmsetup.log

Filesize
1KB

MD5
00ab9ee42115f151e944d1a745dbf4e5

SHA1
7b699dbea17cf24adebd95663566eefc1a3fc6c4

SHA256
93fd990e3e99cb5bf66b0615ac9dd0743e4f746c63978c019618eb7af7daea39

SHA512
7a597464fd7a342de9ec4a74111513d59851e658daffecd6d78099a7ab56cd03e3c8b1ccc7dc3e4dfeb79969cc1eb17fc6292123d7e43eaf1774841bf256e55f

Download Submit