a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca

General

Target

a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
Size

12.1MB
MD5

de93dfff7b92a9f928e0fa25a4e121df
SHA1

09e5ad6f3e863241f9b45c949e48897cef731c9a
SHA256

a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca
SHA512

ccf8bc04734ebcd8e437506fc2fe28308be37ee876c9bda85f3697de1b4ed89fad1ebb4a5550ba895ecf2a143a468febff75d88fdf4efa29c948de71c259cd4a
SSDEEP

196608:9wCdpQl0tT2DaPKEw3H1lUzQwDBPMqJNdXqHtjHNLCwpiIqBi0fdHxTrXHNZ5yhQ:dsl4jPKEUaNXHXMJLHpsx9xPHLEhjU

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1636	21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Loads dropped DLL 1 IoCs

pid	Process
2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2116-0-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/2116-5-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/2116-8-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/files/0x0006000000015cb1-39.dat	upx
behavioral1/files/0x0006000000015cb1-42.dat	upx
behavioral1/memory/1636-44-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/2116-48-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/files/0x0006000000015cb1-51.dat	upx
behavioral1/memory/1636-52-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/1636-54-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/1636-77-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/1636-80-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/1636-83-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx
behavioral1/memory/1636-84-0x0000000000400000-0x0000000000CC2000-memory.dmp	upx

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)	\??\G:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\J:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\M:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\Y:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\A:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\L:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\T:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\U:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\W:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\E:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\N:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\O:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\Q:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\V:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\X:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\Z:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\B:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\I:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\K:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\P:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\R:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\S:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
File opened (read-only)	\??\H:	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\Main	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
Key created	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Internet Explorer\Main	21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
1636	21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
1636	21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
1636	21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
1636	21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 1636	2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe	29
PID 2116 wrote to memory of 1636	2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe	29
PID 2116 wrote to memory of 1636	2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe	29
PID 2116 wrote to memory of 1636	2116	a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe	29

C:\Users\Admin\AppData\Local\Temp\a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
"C:\Users\Admin\AppData\Local\Temp\a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Âê·¨¾õÐÑ\21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
  C:\Âê·¨¾õÐÑ\21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7E9TXN45\httpErrorPagesScripts[1]

Filesize
8KB

MD5
3f57b781cb3ef114dd0b665151571b7b

SHA1
ce6a63f996df3a1cccb81720e21204b825e0238c

SHA256
46e019fa34465f4ed096a9665d1827b54553931ad82e98be01edb1ddbc94d3ad

SHA512
8cbf4ef582332ae7ea605f910ad6f8a4bc28513482409fa84f08943a72cac2cf0fa32b6af4c20c697e1fac2c5ba16b5a64a23af0c11eefbf69625b8f9f90c8fa

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\C4I18IP7\errorPageStrings[1]

Filesize
2KB

MD5
e3e4a98353f119b80b323302f26b78fa

SHA1
20ee35a370cdd3a8a7d04b506410300fd0a6a864

SHA256
9466d620dc57835a2475f8f71e304f54aee7160e134ba160baae0f19e5e71e66

SHA512
d8e4d73c76804a5abebd5dbc3a86dcdb6e73107b873175a8de67332c113fb7c4899890bf7972e467866fa4cd100a7e2a10a770e5a9c41cbf23b54351b771dcee

Download Submit
C:\Users\Admin\AppData\Local\Temp\1f9d612f2f758a7971f2e9200791d894.txt

Filesize
12B

MD5
debb9f7ca4b74d83cca595469a59b68e

SHA1
fd26593bd4a885e9adeebf196c5a1647339627aa

SHA256
692db9f19c5bba25b1c69a66453556c2b237161169070e5351062eb859d99f20

SHA512
1624d8099757d6fe1c8ffe72e1e284b3120a07956d3cc6a28f0a80a6c4265d5c9e0d429d64f148a0314989d7ecd1ed75ad6c746f1e571eb29f7f7c33dfdf2e70

Download Submit
C:\Âê·¨¾õÐÑ\21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Filesize
12.1MB

MD5
de93dfff7b92a9f928e0fa25a4e121df

SHA1
09e5ad6f3e863241f9b45c949e48897cef731c9a

SHA256
a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca

SHA512
ccf8bc04734ebcd8e437506fc2fe28308be37ee876c9bda85f3697de1b4ed89fad1ebb4a5550ba895ecf2a143a468febff75d88fdf4efa29c948de71c259cd4a

Download Submit
C:\Âê·¨¾õÐÑ\21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Filesize
12.1MB

MD5
de93dfff7b92a9f928e0fa25a4e121df

SHA1
09e5ad6f3e863241f9b45c949e48897cef731c9a

SHA256
a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca

SHA512
ccf8bc04734ebcd8e437506fc2fe28308be37ee876c9bda85f3697de1b4ed89fad1ebb4a5550ba895ecf2a143a468febff75d88fdf4efa29c948de71c259cd4a

Download Submit
\Âê·¨¾õÐÑ\21944a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca.exe

Filesize
12.1MB

MD5
de93dfff7b92a9f928e0fa25a4e121df

SHA1
09e5ad6f3e863241f9b45c949e48897cef731c9a

SHA256
a769941cd79b86cb273847cb52551b378c74bc777b7e19e5701d59e7f0a63cca

SHA512
ccf8bc04734ebcd8e437506fc2fe28308be37ee876c9bda85f3697de1b4ed89fad1ebb4a5550ba895ecf2a143a468febff75d88fdf4efa29c948de71c259cd4a

Download Submit
memory/1636-50-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1636-55-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/1636-84-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/1636-83-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/1636-44-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/1636-82-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1636-80-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/1636-77-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/1636-52-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/1636-53-0x0000000003CE0000-0x0000000003CE1000-memory.dmp

Filesize
4KB

Download
memory/1636-54-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/2116-48-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/2116-6-0x00000000013E0000-0x00000000013E1000-memory.dmp

Filesize
4KB

Download
memory/2116-5-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/2116-4-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2116-7-0x0000000002980000-0x0000000002981000-memory.dmp

Filesize
4KB

Download
memory/2116-0-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download
memory/2116-9-0x0000000002970000-0x0000000002971000-memory.dmp

Filesize
4KB

Download
memory/2116-43-0x000000000CB10000-0x000000000D3D2000-memory.dmp

Filesize
8.8MB

Download
memory/2116-8-0x0000000000400000-0x0000000000CC2000-memory.dmp

Filesize
8.8MB

Download

Analysis

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