c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9

General

Target

c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe
Size

439KB
MD5

8e21a2293f84c9e15365ac7765c8a7fe
SHA1

3fe6eaea02022ac80820824b9d9a9763847daedf
SHA256

c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9
SHA512

de29d4c53e95594adf4e0c8730109050dab41d664911f70626d163dabc87ed9a1815b7800994777215b99890458a1fd2fcad098ae3bafc02c70cdf60d2b53331
SSDEEP

6144:5ZunObR8sVImcyYC5JHz3jzB8kOQIq+3mxkyJIrC+J/pbKvCB23xqy7uXhY7pOKs:WK+mzX/6Y+4hupHQYyqXh6ZyDlgC9

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
756	loadwg.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b00000001230e-55.dat	upx
behavioral1/files/0x000b00000001230e-56.dat	upx
behavioral1/files/0x000b00000001230e-58.dat	upx
behavioral1/files/0x000b00000001230e-60.dat	upx
behavioral1/memory/756-63-0x0000000000400000-0x00000000004AC000-memory.dmp	upx
behavioral1/files/0x000b00000001230e-67.dat	upx
behavioral1/files/0x000b00000001230e-68.dat	upx
behavioral1/files/0x000b00000001230e-69.dat	upx

Loads dropped DLL 5 IoCs

pid	Process
1488	c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe
1488	c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe
1640	WerFault.exe
1640	WerFault.exe
1640	WerFault.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/756-63-0x0000000000400000-0x00000000004AC000-memory.dmp	autoit_exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1640	756	WerFault.exe	28

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 756	1488	c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe	28
PID 1488 wrote to memory of 756	1488	c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe	28
PID 1488 wrote to memory of 756	1488	c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe	28
PID 1488 wrote to memory of 756	1488	c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe	28
PID 756 wrote to memory of 1640	756	loadwg.exe	30
PID 756 wrote to memory of 1640	756	loadwg.exe	30
PID 756 wrote to memory of 1640	756	loadwg.exe	30
PID 756 wrote to memory of 1640	756	loadwg.exe	30

C:\Users\Admin\AppData\Local\Temp\c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe
"C:\Users\Admin\AppData\Local\Temp\c1451de2afbbdf6c7aec05741f913331000dd7d5d95eee640e71ae6fb01b1dc9.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 696
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1640

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

Filesize
334KB

MD5
bae3eb4767317ba6eb0805347f32c66c

SHA1
644ae6e107658e478f15dfce652fcb0e4e493af6

SHA256
a982cdae025294cc536d2d429205151e6934dd54b2850af220bed6f58f4c1dfb

SHA512
01ce521798e583be251839f53397b104b35aec8800e282496196824163138efc866f553805c330bdf5653b16c215eafb07a0ea08a0fb122a28f0d4d72298160e

Download Submit
memory/756-63-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1488-61-0x0000000002F40000-0x0000000002FEC000-memory.dmp

Filesize
688KB

Download
memory/1488-65-0x0000000002F40000-0x0000000002FEC000-memory.dmp

Filesize
688KB

Download
memory/1488-64-0x0000000002F40000-0x0000000002FEC000-memory.dmp

Filesize
688KB

Download
memory/1488-62-0x0000000002F40000-0x0000000002FEC000-memory.dmp

Filesize
688KB

Download
memory/1488-54-0x0000000076391000-0x0000000076393000-memory.dmp

Filesize
8KB

Download

Analysis

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