ab2be5d3a99b7f67c763f30f1938920fa4ddb42893ecffe3bc9c951cb7131000

General

Target

2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe
Size

59KB
MD5

2fc106db62fce61bc453e2bdfc9cfc6a
SHA1

31f47a275b90acfc94882bfcd3c3bea27e83a4cb
SHA256

ab2be5d3a99b7f67c763f30f1938920fa4ddb42893ecffe3bc9c951cb7131000
SHA512

eb094756509e1ecf6ee7d72cea26809f22443d7a248310480952445453d28ed65e3ab19d2deaea28c3e7ccb30a01d7f42f128c3330574055297e0f0010744cd3
SSDEEP

768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOzR82:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAk

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1580	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2080	2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2080-53-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0007000000012107-64.dat	upx
behavioral1/memory/2080-68-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0007000000012107-67.dat	upx
behavioral1/memory/1580-70-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0007000000012107-79.dat	upx
behavioral1/memory/1580-81-0x0000000000500000-0x0000000000510000-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 2080 wrote to memory of 1580	2080	2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe	28
PID 2080 wrote to memory of 1580	2080	2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe	28
PID 2080 wrote to memory of 1580	2080	2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe	28
PID 2080 wrote to memory of 1580	2080	2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2fc106db62fce61bc453e2bdfc9cfc6a_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1580

Network

DNS

emrlogistics.com

asih.exe

Remote address:

8.8.8.8:53

Request

emrlogistics.com

IN A

Response

emrlogistics.com

IN CNAME

traff-1.hugedomains.com

traff-1.hugedomains.com

IN CNAME

hdr-nlb9-41371129e8304c29.elb.us-east-1.amazonaws.com

hdr-nlb9-41371129e8304c29.elb.us-east-1.amazonaws.com

IN A

54.209.32.212

hdr-nlb9-41371129e8304c29.elb.us-east-1.amazonaws.com

IN A

52.71.57.184

54.209.32.212:443

emrlogistics.com

asih.exe

152 B
3
52.71.57.184:443

emrlogistics.com

asih.exe

152 B
3
54.209.32.212:443

emrlogistics.com

asih.exe

152 B
3
52.71.57.184:443

emrlogistics.com

asih.exe

152 B
3
54.209.32.212:443

emrlogistics.com

asih.exe

152 B
3
52.71.57.184:443

emrlogistics.com

asih.exe

152 B
3
54.209.32.212:443

emrlogistics.com

asih.exe

152 B
3

8.8.8.8:53

emrlogistics.com

dns

asih.exe

62 B
192 B
1
1

DNS Request

emrlogistics.com

DNS Response

54.209.32.212

52.71.57.184

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\asih.exe

Filesize
59KB

MD5
1f0c73430768f151128c9c694669cec7

SHA1
92bf5a91c7532a59809fc5d3fac76e3bdf6bdb06

SHA256
8aebb392237f12963d6162fe2acd4c75b3d422d37fb3a91a105bcdf83d829f6c

SHA512
3bb8d54022235d989810141f145663b74ca5e458913f217d986e956f60d1a16af1ee4d7f53875f318eb6d4d5b808a45b79b88742ac8e31d73bfb1e61c5fd5258

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

Filesize
59KB

MD5
1f0c73430768f151128c9c694669cec7

SHA1
92bf5a91c7532a59809fc5d3fac76e3bdf6bdb06

SHA256
8aebb392237f12963d6162fe2acd4c75b3d422d37fb3a91a105bcdf83d829f6c

SHA512
3bb8d54022235d989810141f145663b74ca5e458913f217d986e956f60d1a16af1ee4d7f53875f318eb6d4d5b808a45b79b88742ac8e31d73bfb1e61c5fd5258

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

Filesize
59KB

MD5
1f0c73430768f151128c9c694669cec7

SHA1
92bf5a91c7532a59809fc5d3fac76e3bdf6bdb06

SHA256
8aebb392237f12963d6162fe2acd4c75b3d422d37fb3a91a105bcdf83d829f6c

SHA512
3bb8d54022235d989810141f145663b74ca5e458913f217d986e956f60d1a16af1ee4d7f53875f318eb6d4d5b808a45b79b88742ac8e31d73bfb1e61c5fd5258

Download Submit
memory/1580-73-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/1580-70-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1580-81-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2080-56-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2080-68-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2080-55-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2080-69-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

Filesize
64KB

Download
memory/2080-53-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2080-54-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2080-80-0x0000000001FE0000-0x0000000001FF0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

Replay Monitor

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