2d288f2cd6752a01360f2669959e2c61f676f8156d5cc40d4b415245ae04cf6d

Resubmissions

28-01-2022 12:16

220128-pflylaccar 10

22-01-2022 08:05

220122-jyv2bsaddr 10

Analysis

max time kernel
78s
max time network
121s
platform
windows10_x64
resource
win10-en-20211208
submitted
28-01-2022 12:16

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General

Target

3ec149660a6808f711ca6cb6b20c1dda.exe
Size

658KB
MD5

3ec149660a6808f711ca6cb6b20c1dda
SHA1

45c3d1d8dd512c01fd6c897c67b35c13c49828cb
SHA256

2d288f2cd6752a01360f2669959e2c61f676f8156d5cc40d4b415245ae04cf6d
SHA512

3a15e7bfbabeb296001086453320a133dc242ef170ccf45d459d2a7f402fadfe3329099d79b368416d565ba0c16eb051b64fe7b756c21f822ab49ec483b5649d

Score

10^/10

suricata

Malware Config

Signatures

suricata: ET MALWARE OneLouder EXE download possibly installing Zeus P2P
suricata: ET MALWARE OneLouder EXE download possibly installing Zeus P2P
suricata
suricata: ET MALWARE Probable OneLouder downloader (Zeus P2P) exe download
suricata: ET MALWARE Probable OneLouder downloader (Zeus P2P) exe download
suricata
suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Request M1
suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Request M1
suricata
suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Server Response M1
suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Server Response M1
suricata
Executes dropped EXE 4 IoCs

Processes:

7zz.exeojbkcg.exe111.exe7z.exe

pid process

2252 7zz.exe
796 ojbkcg.exe
1060 111.exe
1796 7z.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

111.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Control Panel\International\Geo\Nation 111.exe

pid	process
2252	7zz.exe
796	ojbkcg.exe
1060	111.exe
1796	7z.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Control Panel\International\Geo\Nation	111.exe

Drops startup file 2 IoCs

Processes:

7z.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\startup\╧╘┐¿╟²╢».lnk	7z.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\startup\╧╘┐¿╟²╢».lnk	7z.exe

Loads dropped DLL 2 IoCs

Processes:

ojbkcg.exe7z.exe

pid process

796 ojbkcg.exe
1796 7z.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
796	ojbkcg.exe
1796	7z.exe

Modifies registry class 2 IoCs

Processes:

ojbkcg.exe111.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000_Classes\Local Settings	ojbkcg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	111.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3ec149660a6808f711ca6cb6b20c1dda.exe

pid process

2648 3ec149660a6808f711ca6cb6b20c1dda.exe
2648 3ec149660a6808f711ca6cb6b20c1dda.exe
Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

7z.exe

description pid process

Token: SeRestorePrivilege 1796 7z.exe
Token: 35 1796 7z.exe
Token: SeSecurityPrivilege 1796 7z.exe
Token: SeSecurityPrivilege 1796 7z.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

111.exe

pid process

1060 111.exe
1060 111.exe

pid	process
2648	3ec149660a6808f711ca6cb6b20c1dda.exe
2648	3ec149660a6808f711ca6cb6b20c1dda.exe

description	pid	process
Token: SeRestorePrivilege	1796	7z.exe
Token: 35	1796	7z.exe
Token: SeSecurityPrivilege	1796	7z.exe
Token: SeSecurityPrivilege	1796	7z.exe

pid	process
1060	111.exe
1060	111.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3ec149660a6808f711ca6cb6b20c1dda.exe111.exe

description	pid	process	target process
PID 2648 wrote to memory of 2252	2648	3ec149660a6808f711ca6cb6b20c1dda.exe	7zz.exe
PID 2648 wrote to memory of 2252	2648	3ec149660a6808f711ca6cb6b20c1dda.exe	7zz.exe
PID 2648 wrote to memory of 2252	2648	3ec149660a6808f711ca6cb6b20c1dda.exe	7zz.exe
PID 2648 wrote to memory of 796	2648	3ec149660a6808f711ca6cb6b20c1dda.exe	ojbkcg.exe
PID 2648 wrote to memory of 796	2648	3ec149660a6808f711ca6cb6b20c1dda.exe	ojbkcg.exe
PID 1060 wrote to memory of 1796	1060	111.exe	7z.exe
PID 1060 wrote to memory of 1796	1060	111.exe	7z.exe
PID 1060 wrote to memory of 1796	1060	111.exe	7z.exe

C:\Users\Admin\AppData\Local\Temp\3ec149660a6808f711ca6cb6b20c1dda.exe
"C:\Users\Admin\AppData\Local\Temp\3ec149660a6808f711ca6cb6b20c1dda.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2648

C:\Users\Public\Videos\1643631386\7zz.exe
"C:\Users\Public\Videos\1643631386\7zz.exe" X -ep2 C:\Users\Public\Videos\1643631386\1.rar C:\Users\Public\Videos\1643631386
2⤵
- Executes dropped EXE
PID:2252

C:\Users\Public\Videos\1643631386\ojbkcg.exe
"C:\Users\Public\Videos\1643631386\ojbkcg.exe" -a
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies registry class
PID:796

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3744

C:\Users\Public\Documents\auto\111.exe
"C:\Users\Public\Documents\auto\111.exe"
1⤵
- Executes dropped EXE
- Checks computer location settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1060

C:\ProgramData\7z.exe
"C:\ProgramData\7z.exe" x C:\ProgramData\bb.zip -oC:\Users\Admin\AppData\Roaming\Microsoft\Windows
2⤵
- Executes dropped EXE
- Drops startup file
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:1796

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\222.lnk
MD5
9ab5c0bbf40b2e1fc5f29a8e474dd215

SHA1
1d2716926c3c5086d7d10afdb5964b556e131993

SHA256
f169d795ec6f5f75547655c79d359aca5f12834f3d79662865e82af902168f29

SHA512
8a596e2aa516d3df834fa79803ace1cb8e2891f3e31876795fa40bda934ff6f97dc5023afcebf9f716c81cce498ce60bf6c1aec2ee079c13d9f534c1fa161f5b

Download Submit
C:\ProgramData\7z.dll
MD5
6a9e619a0392bb5918306f7fbaa8c85b

SHA1
d18d392e078e703ef7d9ec2a4f2042d7fbbf3863

SHA256
3beecf3d764daaffc020ba89dd764b0215fbd360bfc115fbb3880ef0672b98e5

SHA512
565c8f27395c41d4778debd0dec63d6fafb703255093d6ad5aea5d8b26f768f8b7ff7b2fa37a710179d3c1c0c0f47075a471c73584eb8941ee38b9ea25dcf809

Download Submit
C:\ProgramData\7z.exe
MD5
c808d5b1f96af6f1869d6b6cdbeffd20

SHA1
7818808f9f3f9719420d160f9c842a84eabdf73e

SHA256
921226944015f01f2780179690b7bfcee7b92ea452fe85cae9375e49d64ee0b4

SHA512
f89a936640d96e92a86fe0c84dbf3273343faf8850e691b750c916afcc4f0ac49ebe985f97279bd8033254c63eff4319721556d04491218448db992823aebe01

Download Submit
C:\ProgramData\7z.exe
MD5
c808d5b1f96af6f1869d6b6cdbeffd20

SHA1
7818808f9f3f9719420d160f9c842a84eabdf73e

SHA256
921226944015f01f2780179690b7bfcee7b92ea452fe85cae9375e49d64ee0b4

SHA512
f89a936640d96e92a86fe0c84dbf3273343faf8850e691b750c916afcc4f0ac49ebe985f97279bd8033254c63eff4319721556d04491218448db992823aebe01

Download Submit
C:\ProgramData\bb.zip
MD5
fd6745c7e6659a134b2388b81f743eb8

SHA1
175c4e2e49d86f4a84a5fb675a86460cbdd291c0

SHA256
793d02326504985024cd6afa21f0e1555855b59bc3a63442f0c51337ba74720a

SHA512
24611c0e585d330ff82561f3586aaa57b07c044dafd1d0513e2257ec53a4eb63a9989be2112e1c0ac5d20e62a2e3ebaa932bfa4c3e5c29d4c8aef68542c3e0f1

Download Submit
C:\ProgramData\svchost.txt
MD5
5ecefaea48c5a8498b036acd8ce411a5

SHA1
501b3ed0fb6c33f6a122d603292d7fe04e8ce04f

SHA256
88dd42dedc77e8ad117cc54d7b37083bbacaa6ecb84553bda31905b0a29e0e4d

SHA512
e41a6bb1c734330dac37b9e7552053efdb46d15bf60601613baf8b5ab4be352c4d2f2d1c4e8bc4fe1616b98adfcf7b26336300b3bb724a9016e04d5820b2dd00

Download Submit
C:\Users\Public\Documents\auto\111.exe
MD5
26d1f8cc33a7567463bfaebc2242833c

SHA1
1bd4fa5729c289a3ca1c4955f52464e4cc5ec4da

SHA256
cb201744a0f50e72ee4fda9298785fa16bfc4bf639a9474457e429278ff376bc

SHA512
01b3909272b3b25a9601cef11fd1122660a56b5220e8b3187c1b27135a23cc9aee9926761ce64ca9d8d872719da420131d83d4556c6255d20579be28d274b445

Download Submit
C:\Users\Public\Documents\auto\111.exe
MD5
26d1f8cc33a7567463bfaebc2242833c

SHA1
1bd4fa5729c289a3ca1c4955f52464e4cc5ec4da

SHA256
cb201744a0f50e72ee4fda9298785fa16bfc4bf639a9474457e429278ff376bc

SHA512
01b3909272b3b25a9601cef11fd1122660a56b5220e8b3187c1b27135a23cc9aee9926761ce64ca9d8d872719da420131d83d4556c6255d20579be28d274b445

Download Submit
C:\Users\Public\Documents\auto\update.ini
MD5
ee5768d7d9e319e36f17476d12450785

SHA1
e08648361310618ea81b793411def40cef9e1745

SHA256
e21a77a762b943102a0bd1cd9909b4f2c310889b1e3144a1a1e39fc4f09667bf

SHA512
daff15ba6de59d2078dcaee5c381a71c2047bc18782a442c6c9ed83fcea3cb3f00f7a99ddf3092785fd7d7d8b70ee1009a717845074d354ebecac484442dae06

Download Submit
C:\Users\Public\Videos\1643631386\1.rar
MD5
4ff2a1da304c3b06f05d3a6680b7da0b

SHA1
fcb2b4b36942c0c1468ee51e9bf00d601af6baa7

SHA256
da7d3f08ced662147da10d43d9cf8b567db2c87f2e4106435c3734e39791b5ed

SHA512
a7e68f72a50d2b0ea57b556b73d83245de08e69d63f824ed0bdfc08bdf82302f7f367963d26382ec2a4ed859b900ed542f1bb527a3608a6a0e60f7ad952bbf74

Download Submit
C:\Users\Public\Videos\1643631386\360.tct
MD5
b6ee97ccbebb6c4d06e1a7a7bb4ee1c8

SHA1
7451e21a49529eb7e42fc5fc03d6980fabc00c44

SHA256
87d3ea42604943d2230cc0b5aea499da41fc7db46d141abf96875692040e4699

SHA512
060d9790e31c71e9e9b3d132088c107a6ae79a707ae3654b4c7e5a9248fd610761c0c40c54f4930d36c0379b490e7bee1be5592da85e4fe4c3f5c4a1a2eddd12

Download Submit
C:\Users\Public\Videos\1643631386\7zz.exe
MD5
f2ae502d448cfb81a5f40a9368d99b1a

SHA1
f849be86e9e7ced0acd51a68f92992b8090d08a5

SHA256
07ad4b984f288304003b080dd013784685181de4353a0b70a0247f96e535bd56

SHA512
9f3aea471684e22bf9fc045ca0e47a8429fa0b13c188f9c7a51937efa8afcec976761b0c4c95aed7735096fcc2278bbd86b0ab581261a6aff6c694d7bb65e9be

Download Submit
C:\Users\Public\Videos\1643631386\ojbkcg.exe
MD5
fb08e726e7a526d4620b4093d3b3cd41

SHA1
09d800bd9da9f4ce0b372423527925742b001d95

SHA256
6aafac6b731ccae8a5f184d692076f5582d6af6459cdbd46299b2fd5bcf60f2b

SHA512
6c74b1a879460576a1917e155a010d528458958ae468a25c56781c0d5cc19a97b0bb7434523765d3591e6ccf60588e970558b8acbc62f7446b8b6145c2356c6c

Download Submit
C:\Users\Public\Videos\1643631386\ojbkcg.exe
MD5
fb08e726e7a526d4620b4093d3b3cd41

SHA1
09d800bd9da9f4ce0b372423527925742b001d95

SHA256
6aafac6b731ccae8a5f184d692076f5582d6af6459cdbd46299b2fd5bcf60f2b

SHA512
6c74b1a879460576a1917e155a010d528458958ae468a25c56781c0d5cc19a97b0bb7434523765d3591e6ccf60588e970558b8acbc62f7446b8b6145c2356c6c

Download Submit
C:\Users\Public\Videos\1643631386\rundll3222.exe
MD5
c36bb659f08f046b139c8d1b980bf1ac

SHA1
dd3247b225a8da3161f76055f31cbc5f64a66086

SHA256
405f03534be8b45185695f68deb47d4daf04dcd6df9d351ca6831d3721b1efc4

SHA512
3eeae6a3b424fa1709b4443f625ee99fa2d2861661214b868d36bf5a63c0aaac61ad3bdd9c4b18cb9d820ef89653787df812289d31d65415c4dd08fd45d0c73f

Download Submit
C:\Users\Public\Videos\1643631386\svchost.txt
MD5
5ecefaea48c5a8498b036acd8ce411a5

SHA1
501b3ed0fb6c33f6a122d603292d7fe04e8ce04f

SHA256
88dd42dedc77e8ad117cc54d7b37083bbacaa6ecb84553bda31905b0a29e0e4d

SHA512
e41a6bb1c734330dac37b9e7552053efdb46d15bf60601613baf8b5ab4be352c4d2f2d1c4e8bc4fe1616b98adfcf7b26336300b3bb724a9016e04d5820b2dd00

Download Submit
\ProgramData\7z.dll
MD5
6a9e619a0392bb5918306f7fbaa8c85b

SHA1
d18d392e078e703ef7d9ec2a4f2042d7fbbf3863

SHA256
3beecf3d764daaffc020ba89dd764b0215fbd360bfc115fbb3880ef0672b98e5

SHA512
565c8f27395c41d4778debd0dec63d6fafb703255093d6ad5aea5d8b26f768f8b7ff7b2fa37a710179d3c1c0c0f47075a471c73584eb8941ee38b9ea25dcf809

Download Submit
\Users\Public\Videos\1643631386\360.tct
MD5
b6ee97ccbebb6c4d06e1a7a7bb4ee1c8

SHA1
7451e21a49529eb7e42fc5fc03d6980fabc00c44

SHA256
87d3ea42604943d2230cc0b5aea499da41fc7db46d141abf96875692040e4699

SHA512
060d9790e31c71e9e9b3d132088c107a6ae79a707ae3654b4c7e5a9248fd610761c0c40c54f4930d36c0379b490e7bee1be5592da85e4fe4c3f5c4a1a2eddd12

Download Submit
memory/796-193-0x0000000002AE0000-0x0000000003355000-memory.dmp

Filesize
8.5MB

Download
memory/796-188-0x0000000180000000-0x00000001808AB000-memory.dmp

Filesize
8.7MB

Download