41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75

General

Target

41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
Size

536KB
MD5

a1ecf87f27b56dba6be4ad91e56bbaf6
SHA1

9db62e45688bc68a6bf2bac72172d633a37f0a3a
SHA256

41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75
SHA512

fa6f318972bcd223f7cd6cf568c44a71fc5ec39433dc561368ed9705b8bc501b95dd9d8963aca99900be99557524895f2c2eabf6f34f7d919f00a4ba34d8c172
SSDEEP

12288:yhf0Bs9bDDq9hu53Ltp/p+gPhhwPOaoTJRkmOkx2LIa:ydQyDL9xp/BGA1RkmOkx2LF

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2076-0-0x0000000000280000-0x0000000000382000-memory.dmp	upx
behavioral1/memory/2076-123-0x0000000000280000-0x0000000000382000-memory.dmp	upx
behavioral1/memory/2076-373-0x0000000000280000-0x0000000000382000-memory.dmp	upx
behavioral1/memory/2076-374-0x0000000000280000-0x0000000000382000-memory.dmp	upx
behavioral1/memory/2076-411-0x0000000000280000-0x0000000000382000-memory.dmp	upx
behavioral1/memory/2076-666-0x0000000000280000-0x0000000000382000-memory.dmp	upx
behavioral1/memory/2076-669-0x0000000000280000-0x0000000000382000-memory.dmp	upx

Unexpected DNS network traffic destination 4 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	114.114.114.114
Destination IP	223.5.5.5
Destination IP	223.5.5.5
Destination IP	114.114.114.114

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\238ab8	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
Token: SeTcbPrivilege	2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
Token: SeDebugPrivilege	2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
Token: SeDebugPrivilege	1244	Explorer.EXE
Token: SeTcbPrivilege	1244	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1244	Explorer.EXE
1244	Explorer.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 1244	2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe	20
PID 2076 wrote to memory of 1244	2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe	20
PID 2076 wrote to memory of 1244	2076	41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe	20

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1244
- C:\Users\Admin\AppData\Local\Temp\41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe
  "C:\Users\Admin\AppData\Local\Temp\41d4394091c924b6289bc957d4f28ba5831dbbae1213679dac0b0c6ec426ef75.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2076

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
f2f0006299c174d21e11ff69d068611c

SHA1
1bfb054c9f8ed59c2146c69dcef5b69c7c8cc04e

SHA256
bb0b0c2dbb08785d28c1b0e85e28c4dc7f8738ed260a9f0361b9b210d31e8984

SHA512
4521307dac11dbca7c40f55f9f0eacd972fa4d5b7198cf21adbab4371774ca72e139c352b4d06d2f07e3e1ce57615c4ff771a0324dfcf99e1a7cbd0c5d6178fe

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
61b0808e71f809e21613ad5089535795

SHA1
a5e6df0297cb9832972c8b96f8f7720b343d9c1b

SHA256
73c51f20a051ae103755afe3a313afccb12a0d43a5cac159b4202486a62dce85

SHA512
ea5c4d74e283626ab968246a9d9d838d74f348d70e56017f2aebd89ed383c96f6909899f4400acd870a78b842256ed78276c7be465b1e4ed8fadda7c00dfe5ad

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab67F9.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar684A.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/1244-3-0x0000000002960000-0x0000000002963000-memory.dmp

Filesize
12KB

Download
memory/1244-4-0x0000000002960000-0x0000000002963000-memory.dmp

Filesize
12KB

Download
memory/1244-6-0x0000000003DD0000-0x0000000003E49000-memory.dmp

Filesize
484KB

Download
memory/1244-296-0x0000000003DD0000-0x0000000003E49000-memory.dmp

Filesize
484KB

Download
memory/2076-123-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download
memory/2076-374-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download
memory/2076-373-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download
memory/2076-411-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download
memory/2076-0-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download
memory/2076-666-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download
memory/2076-669-0x0000000000280000-0x0000000000382000-memory.dmp

Filesize
1.0MB

Download

Analysis

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