8d3f7875dcbf7a5b7ce745c5a510dc3f376858f2eca89189f8304a95d9319d2c

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
08/07/2023, 09:32

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General

Target

67421a0c0f8486exeexeexeex.exe
Size

110KB
MD5

67421a0c0f84863fdc4c5620f9a5ab79
SHA1

e8d9959802011c4326bb4c652020601d6bb3508d
SHA256

8d3f7875dcbf7a5b7ce745c5a510dc3f376858f2eca89189f8304a95d9319d2c
SHA512

028e5088a4cf9e8ca17716efe352ef7fe47900abb5a4f23d294cdad3710aaee9141883cf861f852360b8dbe2fedd241afcf7878931ebaafd5c99ef69860151e4
SSDEEP

1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNeRVp3:T6a+rdOOtEvwDpjLzIp

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2272	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2292	67421a0c0f8486exeexeexeex.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000900000001225d-63.dat	upx
behavioral1/files/0x000900000001225d-66.dat	upx
behavioral1/memory/2292-67-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x000900000001225d-75.dat	upx
behavioral1/memory/2272-76-0x0000000000500000-0x0000000000510000-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 2292 wrote to memory of 2272	2292	67421a0c0f8486exeexeexeex.exe	29
PID 2292 wrote to memory of 2272	2292	67421a0c0f8486exeexeexeex.exe	29
PID 2292 wrote to memory of 2272	2292	67421a0c0f8486exeexeexeex.exe	29
PID 2292 wrote to memory of 2272	2292	67421a0c0f8486exeexeexeex.exe	29

C:\Users\Admin\AppData\Local\Temp\67421a0c0f8486exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\67421a0c0f8486exeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2272

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\asih.exe

Filesize
110KB

MD5
419799fc7f6ad2de9a5b969615d79205

SHA1
5a64b23c92b4ca569a2a6397b957ccc43f8d8b57

SHA256
d87cac12f08bfc4953373198cf22316561087d0cff2c22df3616663bd06bf1e0

SHA512
742c506fba77a3875cbf3d22a836db17191fb41849dd0e3e1437f1a4545270a7a963d60e87f123b932b5f97013817275fb51fd38d84039687b087de2f4626c64

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

Filesize
110KB

MD5
419799fc7f6ad2de9a5b969615d79205

SHA1
5a64b23c92b4ca569a2a6397b957ccc43f8d8b57

SHA256
d87cac12f08bfc4953373198cf22316561087d0cff2c22df3616663bd06bf1e0

SHA512
742c506fba77a3875cbf3d22a836db17191fb41849dd0e3e1437f1a4545270a7a963d60e87f123b932b5f97013817275fb51fd38d84039687b087de2f4626c64

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

Filesize
110KB

MD5
419799fc7f6ad2de9a5b969615d79205

SHA1
5a64b23c92b4ca569a2a6397b957ccc43f8d8b57

SHA256
d87cac12f08bfc4953373198cf22316561087d0cff2c22df3616663bd06bf1e0

SHA512
742c506fba77a3875cbf3d22a836db17191fb41849dd0e3e1437f1a4545270a7a963d60e87f123b932b5f97013817275fb51fd38d84039687b087de2f4626c64

Download Submit
memory/2272-69-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2272-76-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2292-54-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2292-55-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2292-67-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download