b83504266a9b0e9462af1ffe05ca7873c0c38046d31972af86de7448c22872a8

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
15-03-2024 02:21

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General

Target

ca3d28efe1256140bef0e6fc75646903.exe
Size

57KB
MD5

ca3d28efe1256140bef0e6fc75646903
SHA1

ca790559a78be9f0320c46471012d6d2f9d90b84
SHA256

b83504266a9b0e9462af1ffe05ca7873c0c38046d31972af86de7448c22872a8
SHA512

5ca2156aa1df4e5b0cf52334b85711f13f5ceb73d0e109d20decc8d8d7832228731e9f0b3aba8e08e5df56989d110810a07f313b15c366660cb6b1303d286e0a
SSDEEP

1536:WqBwbLWJLJFKqAZzrZA4kJJEQlAfEXhNtertqGqSQc:WqBFJLzgOJJEsw0KxXT

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2744	ca3d28efe1256140bef0e6fc75646903.exe
2744	ca3d28efe1256140bef0e6fc75646903.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe
File opened for modification	C:\PROGRA~1\INTERN~1\ieframe.dll	cmd.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2744	ca3d28efe1256140bef0e6fc75646903.exe
Token: SeBackupPrivilege	2744	ca3d28efe1256140bef0e6fc75646903.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28
PID 2744 wrote to memory of 2920	2744	ca3d28efe1256140bef0e6fc75646903.exe	28

C:\Users\Admin\AppData\Local\Temp\ca3d28efe1256140bef0e6fc75646903.exe
"C:\Users\Admin\AppData\Local\Temp\ca3d28efe1256140bef0e6fc75646903.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c copy C:\Users\Admin\AppData\Local\Temp\ife.txt "C:\PROGRA~1\INTERN~1\ieframe.dll" /a
  2⤵
  - Drops file in Program Files directory
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\ife.txt

Filesize
19.5MB

MD5
2c3716c45ded271ffe7ec122b2be25ef

SHA1
54e2224b7e58732f29ae24d1bc41d8c58bd95eea

SHA256
d3d191716c5663ea4ffb82f2e67245aa52071a5ec651ec40ddfeb3f452bc8d12

SHA512
034233c78e814f050fa8984d5d015f3fced8ab7894246d77917f74b958a2598d8a60034a026b771a11e20639326329a80712f8a0c6241f2900b523c0c1f16294

Download Submit
\Users\Admin\AppData\Local\Temp\nsy993.tmp\nsExec.dll

Filesize
6KB

MD5
e54eb27fb5048964e8d1ec7a1f72334b

SHA1
2b76d7aedafd724de96532b00fbc6c7c370e4609

SHA256
ff00f5f7b8d6ca6a79aebd08f9625a5579affcd09f3a25fdf728a7942527a824

SHA512
c9ddd19484a6218f926295a88f8776aff6c0a98565714290485f9b3b53e7b673724946defed0207064d6ab0b1baa7cb3477952f61dbe22947238d3f5802fa4f4

Download Submit
\Users\Admin\AppData\Local\Temp\nsy993.tmp\time.dll

Filesize
10KB

MD5
38977533750fe69979b2c2ac801f96e6

SHA1
74643c30cda909e649722ed0c7f267903558e92a

SHA256
b4a95a455e53372c59f91bc1b5fb9e5c8e4a10a506fa04aaf7be27048b30ae35

SHA512
e17069395ad4a17e24f7cd3c532670d40244bd5ae3887c82e3b2e4a68c250cd55e2d8b329d6ff0e2d758955ab7470534e6307779e49fe331c1fd2242ea73fd53

Download Submit