b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3

General

Target

b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
Size

10.5MB
MD5

72779104658603b444660521a7bebe06
SHA1

8fe0abe063e9311f3bf71ece6e5a727e7e122e70
SHA256

b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3
SHA512

8e4d34cd96f4011ca463852eefa9767f53ea5e32146d78695e9e5fceb3a03da82382359898c27bffababfe8a1b6c41fade78e4bbf6a88877e26529708a058f73
SSDEEP

196608:SBBZMk+TOfMUEGxWMLoXSTbISqh3arecbxn5o6Lb8McYLWa32/tjbk0Kw/lCt1yg:SBBl+TdUETMTY7h3UbxnT04KaG/tjw0M

Score

3^/10

Malware Config

Signatures

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 5 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
Key created	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Internet Explorer\International\CpMRU	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 3796	4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe	89
PID 4420 wrote to memory of 3796	4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe	89
PID 4420 wrote to memory of 3796	4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe	89
PID 4420 wrote to memory of 3888	4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe	90
PID 4420 wrote to memory of 3888	4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe	90
PID 4420 wrote to memory of 3888	4420	b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe	90

C:\Users\Admin\AppData\Local\Temp\b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe
"C:\Users\Admin\AppData\Local\Temp\b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\*91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exe"
  2⤵
  PID:3796
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\*.dll"
  2⤵
  PID:3888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\64c4f4597732a7b59a32def9beea80cb.ini

Filesize
1KB

MD5
6ec353517ee53a36ab4300b3f2c81502

SHA1
d4c6dac2a8d688a7b0053e72174365beb786e646

SHA256
bfe01ab3783a802b7f55356d45f0d37519428de273213f41e93bdcfdd64e0f08

SHA512
0bac896294d3fa390ce5f34724ca6e12b6b8a5ff984d3b8f59ef5a1aae7e1e117e1a1708162b8c06f85fd4975f11c218ffeef15a18ec244d01bec6f8bde7d3f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\64c4f4597732a7b59a32def9beea80cbA.ini

Filesize
1KB

MD5
c0d7496332120d41a7e02d3411d9c5dc

SHA1
e6ba7a30c5f3f86b57f48e61cfec77861492f223

SHA256
538e316246ac4dbba92b1e7af7d195c67e5cdb096ead70f5a795450bfafdab7c

SHA512
31f720082fa8c66e04f3ef833acd8073c75ae98ba6ce6eae81b22c422c2fff673a39b9963cc65d9e8ddb144d261c0fcb87ae826979cc28044abda6be9658ef08

Download Submit
C:\Users\Admin\AppData\Local\Temp\b0f91c6deb931938b07efe82d94c6a5f1a4c02e88aa363510173d8e03b5693c3.exepack.tmp

Filesize
2KB

MD5
2da3deba5f134c4fffcd557789ff42fe

SHA1
eb96ba3ea478e84251b18f0ad77181938075edde

SHA256
62056286fbe574327b8fe2b0b899e73b9c155e7af5899ed41acf5550843625f8

SHA512
f66988b6be82ada5f27652bed6a807ceea5ba9b1cc57f8e821cd2f912db3ecb99c461d74ca943b29ef0e1b79b0d3f559c5c45047de6d9a399517bff43631574b

Download Submit
memory/4420-0-0x0000000000400000-0x0000000001EED000-memory.dmp

Filesize
26.9MB

Download
memory/4420-1-0x00000000024C0000-0x00000000024C3000-memory.dmp

Filesize
12KB

Download
memory/4420-2-0x0000000000400000-0x0000000001EED000-memory.dmp

Filesize
26.9MB

Download
memory/4420-5-0x0000000050000000-0x0000000050109000-memory.dmp

Filesize
1.0MB

Download
memory/4420-339-0x0000000000400000-0x0000000001EED000-memory.dmp

Filesize
26.9MB

Download
memory/4420-340-0x00000000024C0000-0x00000000024C3000-memory.dmp

Filesize
12KB

Download
memory/4420-341-0x0000000050000000-0x0000000050109000-memory.dmp

Filesize
1.0MB

Download
memory/4420-342-0x0000000000400000-0x0000000001EED000-memory.dmp

Filesize
26.9MB

Download
memory/4420-351-0x0000000000400000-0x0000000001EED000-memory.dmp

Filesize
26.9MB

Download

Analysis

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