67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

Analysis

max time kernel
153s
max time network
180s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 13:58

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General

Target

67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe
Size

72KB
MD5

88da9856171fc2481928cde6ff790a8c
SHA1

2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e
SHA256

67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79
SHA512

a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac
SSDEEP

1536:JklfT6jUQ8lTA50bF/k58t0G7bbpkNYJDIKpHi1bHXo:Sl76ls05SF82CG7b1kIxC1b3o

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
892	exp.exe
668	exp.exe
1680	exp.exe

Deletes itself 1 IoCs

pid	Process
892	exp.exe

Loads dropped DLL 2 IoCs

pid	Process
2036	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe
2036	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\~backup~ = "C:\\Users\\Admin\\Documents\\AppData\\exp.exe"	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\~tempbackup~ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe"	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
892	exp.exe
892	exp.exe
668	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
892	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
892	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe
892	exp.exe
892	exp.exe
668	exp.exe
1680	exp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 892	2036	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe	28
PID 2036 wrote to memory of 892	2036	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe	28
PID 2036 wrote to memory of 892	2036	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe	28
PID 2036 wrote to memory of 892	2036	67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe	28
PID 892 wrote to memory of 668	892	exp.exe	29
PID 892 wrote to memory of 668	892	exp.exe	29
PID 892 wrote to memory of 668	892	exp.exe	29
PID 892 wrote to memory of 668	892	exp.exe	29
PID 892 wrote to memory of 1680	892	exp.exe	30
PID 892 wrote to memory of 1680	892	exp.exe	30
PID 892 wrote to memory of 1680	892	exp.exe	30
PID 892 wrote to memory of 1680	892	exp.exe	30

C:\Users\Admin\AppData\Local\Temp\67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe
"C:\Users\Admin\AppData\Local\Temp\67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\Documents\AppData\exp.exe
  "C:\Users\Admin\Documents\AppData\exp.exe"
  2⤵
  - Executes dropped EXE
  - Deletes itself
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:892
- - C:\Users\Admin\Documents\AppData\exp.exe
    C:\Users\Admin\Documents\AppData\exp.exe -addcopy
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:668
- - C:\Users\Admin\Documents\AppData\exp.exe
    C:\Users\Admin\Documents\AppData\exp.exe -addcopy
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:1680

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\cfid

Filesize
32B

MD5
799fe6768c4447e52701c2da61fd4514

SHA1
cfd4d0e8da685c2c22b2432a009cbef945dd89bb

SHA256
acfc8095a5b7a589fbefe272d0bb5dbc16f494c24966db1e9f3fdb234801ab07

SHA512
80f633b812bd33765b32b0078b55ae6ed93f5442815e5784886b5d204805e94735f8d7b22e87d8ef5ccf2bd5ce8adbd26089555d5aa09058eb2a9a33f196dddb

Download Submit
C:\Users\Admin\Documents\AppData\exp.exe

Filesize
72KB

MD5
88da9856171fc2481928cde6ff790a8c

SHA1
2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e

SHA256
67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

SHA512
a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac

Download Submit
C:\Users\Admin\Documents\AppData\exp.exe

Filesize
72KB

MD5
88da9856171fc2481928cde6ff790a8c

SHA1
2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e

SHA256
67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

SHA512
a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac

Download Submit
C:\Users\Admin\Documents\AppData\exp.exe

Filesize
72KB

MD5
88da9856171fc2481928cde6ff790a8c

SHA1
2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e

SHA256
67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

SHA512
a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac

Download Submit
C:\Users\Admin\Documents\AppData\exp.exe

Filesize
72KB

MD5
88da9856171fc2481928cde6ff790a8c

SHA1
2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e

SHA256
67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

SHA512
a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac

Download Submit
\Users\Admin\Documents\AppData\exp.exe

Filesize
72KB

MD5
88da9856171fc2481928cde6ff790a8c

SHA1
2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e

SHA256
67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

SHA512
a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac

Download Submit
\Users\Admin\Documents\AppData\exp.exe

Filesize
72KB

MD5
88da9856171fc2481928cde6ff790a8c

SHA1
2c23abec5d64898c3e6cfa5a9ed4f2a4a146342e

SHA256
67c086df4c3deb50f9882c25271637d49f7758ec687cb385db1632e387024a79

SHA512
a0f61f8f00992a156ef98cb1c2b7defdb99ff16c820a95bf664aad1a9033eb1e98aeb76cd82d3f0fa46ec205cac4b1af32594f1eded292c7964594a92b9de8ac

Download Submit
memory/668-71-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/668-68-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/892-70-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/892-62-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1680-74-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1680-76-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2036-56-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2036-61-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2036-54-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2036-55-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download