43e624b170a8a02b7086daa320a33d35f85238e445d520a3df731781c1dd9dd3

Analysis

max time kernel
145s
max time network
152s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
08-07-2023 11:30

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General

Target

7817603c94cf3aexeexeexeex.exe
Size

87KB
MD5

7817603c94cf3a356ea35baf889e5df8
SHA1

c23d2c23742dfd15281e81c64458c66a161957bb
SHA256

43e624b170a8a02b7086daa320a33d35f85238e445d520a3df731781c1dd9dd3
SHA512

61d1020b71ce7510146baa7d0d8902eb9a6f53d0049f161b4dd0ab7d93dd3a7ace09e8e66313836244f13459a69838629fd88a0c7d32234ed126ca31161c1fc0
SSDEEP

1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDSEoI:zCsanOtEvwDpjw

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3044	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1616	7817603c94cf3aexeexeexeex.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c000000012279-63.dat	upx
behavioral1/memory/1616-67-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x000c000000012279-66.dat	upx
behavioral1/files/0x000c000000012279-75.dat	upx
behavioral1/memory/3044-76-0x0000000000500000-0x0000000000510000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 3044	1616	7817603c94cf3aexeexeexeex.exe	28
PID 1616 wrote to memory of 3044	1616	7817603c94cf3aexeexeexeex.exe	28
PID 1616 wrote to memory of 3044	1616	7817603c94cf3aexeexeexeex.exe	28
PID 1616 wrote to memory of 3044	1616	7817603c94cf3aexeexeexeex.exe	28

C:\Users\Admin\AppData\Local\Temp\7817603c94cf3aexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\7817603c94cf3aexeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:3044

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
87KB

MD5
fddae5fbab3f43af77b207ea9b674812

SHA1
62bf4738c92d553ea238bd44b3615aee169ecfa3

SHA256
a68cb8e9c0c97b246cb41ee3ec5725ce9732ded4de23bd2b35e14fd229ca6044

SHA512
7b62d2d7ad1e5efa0ba29530036b8983e83f4cacfdfbe8222c0d5bc4a0f497eae063746ea417a52fa7748c6ec4916d820bc56a8f07e20edd7067d034c73d1a8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
87KB

MD5
fddae5fbab3f43af77b207ea9b674812

SHA1
62bf4738c92d553ea238bd44b3615aee169ecfa3

SHA256
a68cb8e9c0c97b246cb41ee3ec5725ce9732ded4de23bd2b35e14fd229ca6044

SHA512
7b62d2d7ad1e5efa0ba29530036b8983e83f4cacfdfbe8222c0d5bc4a0f497eae063746ea417a52fa7748c6ec4916d820bc56a8f07e20edd7067d034c73d1a8a

Download Submit
\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
87KB

MD5
fddae5fbab3f43af77b207ea9b674812

SHA1
62bf4738c92d553ea238bd44b3615aee169ecfa3

SHA256
a68cb8e9c0c97b246cb41ee3ec5725ce9732ded4de23bd2b35e14fd229ca6044

SHA512
7b62d2d7ad1e5efa0ba29530036b8983e83f4cacfdfbe8222c0d5bc4a0f497eae063746ea417a52fa7748c6ec4916d820bc56a8f07e20edd7067d034c73d1a8a

Download Submit
memory/1616-54-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/1616-55-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1616-67-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3044-69-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/3044-76-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download