qakbot | acacfdd7a0da6ee94b8c1bff2d71bf406d01a422959f23731d63a485acedf982

Analysis

max time kernel
146s
max time network
17s
platform
windows7_x64
resource
win7v200722
submitted
06/10/2020, 08:21

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General

Target
Umbrella LLC (8).exe
Size 993KB
Sample201006-wc95zdxa56
SHA256 acacfdd7a0da6ee94b8c1bff2d71bf406d01a422959f23731d63a485acedf982
MD5 50f1f6c9276dcd7fbebc29c5f2dd2bbb
SHA1 ef106871077cf051769e4f5b45841a700885bba4
SHA512 b6cb3cc0c84c7d7c1e1e827f39d22be3a82425c93f767b4e39e712d896963202c4571a98b40de34ad32a0e57ca57dc26019e54d8ebe14d1393c98abd8f24f452
MD5 SHA1 SHA512

Score

10^/10

trojan banker stealer qakbot

Malware Config

Extracted

Family

qakbot

Botnet

abc013

Campaign

1601889478

199.116.241.147:443
71.187.170.235:443
71.126.139.251:443
2.50.159.48:2222
31.5.168.31:443
190.85.91.154:443
173.245.152.231:443
39.36.218.78:995
78.96.199.79:443
172.78.30.215:443
61.230.5.67:443
197.133.117.15:443
24.213.191.38:0
184.97.132.62:443
96.227.127.13:443
24.218.181.15:443
96.30.198.161:443
77.27.174.49:995
45.77.193.83:443
207.246.75.201:443
208.99.100.129:443
72.204.242.138:53
72.204.242.138:443
72.204.242.138:990
117.218.208.239:443
108.5.34.248:443
68.190.152.98:443
2.90.26.187:443
24.231.54.185:2222
103.238.231.40:443
217.162.149.212:443
71.19.217.23:443
24.122.0.90:443
207.255.161.8:995
184.180.157.203:2222
86.126.108.242:2222
98.26.50.62:995
75.136.26.147:443
72.66.47.70:443
93.113.177.152:443
74.109.219.145:443
45.32.154.10:443
134.228.24.29:443
203.106.195.67:443
175.211.225.118:443
24.139.132.70:443
66.215.32.224:443
70.174.20.7:443
103.206.112.234:443
174.110.39.220:443
86.97.161.201:443
95.77.223.148:443
190.220.8.10:443
2.51.221.138:995
72.204.242.138:50001
199.247.16.80:443
75.136.40.155:443
95.179.247.224:443
207.255.161.8:443
100.4.173.223:443
61.1.206.212:443
59.96.58.48:443
86.177.171.45:2222
71.220.200.82:2222
207.237.1.152:443
5.12.255.109:443
89.137.211.72:443
59.26.204.144:443
93.149.253.201:2222
2.50.57.36:443
141.158.47.123:443
85.186.140.248:995
2.7.65.32:2222
80.195.103.146:2222
66.26.160.37:443
77.30.32.191:995
2.50.131.64:443
66.222.88.126:995
216.201.162.158:443
50.244.112.106:443
184.98.103.204:995
96.18.240.158:443
35.134.202.234:443
213.31.203.109:2222
72.204.242.138:20
94.52.68.72:443
84.247.55.190:443
24.234.86.201:995
67.60.113.253:2222
190.30.185.80:443
71.80.66.107:443
67.170.137.8:443
94.52.160.116:443
109.93.11.111:995
173.22.125.129:2222
81.133.234.36:2222
80.14.209.42:2222
71.12.214.209:2222
86.121.121.14:2222
23.240.70.80:443
68.46.142.48:995
90.175.88.99:2222
148.240.52.146:443
80.240.26.178:443
185.246.9.69:995
68.225.60.77:443
47.44.217.98:443
203.198.96.200:443
207.255.161.8:993
2.88.63.101:995
24.43.22.220:993
69.11.247.242:443
173.21.10.71:2222
65.131.72.17:995
31.5.21.66:443
103.76.160.110:443
188.27.178.166:443
77.31.120.194:995
73.228.1.246:443
69.123.179.70:443
67.165.206.193:993
89.42.142.35:443
45.32.155.12:443
199.247.22.145:443
5.12.218.57:2222
72.241.205.69:443
50.96.234.132:995
108.30.125.94:443
47.138.201.136:443
173.173.1.164:443
178.138.96.166:443
70.124.29.226:443
95.76.109.181:443
96.237.141.134:995
67.250.30.121:2222
24.28.183.107:995
69.47.239.10:443
73.225.67.0:443
24.40.173.134:443
74.129.24.163:443
5.193.181.221:2078
45.46.53.140:2222
76.111.128.194:443
71.197.126.250:443
71.199.99.229:995
187.155.68.90:443
24.128.117.95:443
207.255.18.67:443
174.101.142.231:443

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot

Executes dropped EXE 2 IoCs

pid	Process
1972	ymiheyd.exe
1988	ymiheyd.exe

Loads dropped DLL 1 IoCs

pid	Process
748	Umbrella LLC (8).exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1612	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
748	Umbrella LLC (8).exe
964	Umbrella LLC (8).exe
964	Umbrella LLC (8).exe
1972	ymiheyd.exe
1988	ymiheyd.exe
1988	ymiheyd.exe
2016	explorer.exe
2016	explorer.exe
1440	Umbrella LLC (8).exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1972	ymiheyd.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 964	748	Umbrella LLC (8).exe	28
PID 748 wrote to memory of 964	748	Umbrella LLC (8).exe	28
PID 748 wrote to memory of 964	748	Umbrella LLC (8).exe	28
PID 748 wrote to memory of 964	748	Umbrella LLC (8).exe	28
PID 748 wrote to memory of 1972	748	Umbrella LLC (8).exe	29
PID 748 wrote to memory of 1972	748	Umbrella LLC (8).exe	29
PID 748 wrote to memory of 1972	748	Umbrella LLC (8).exe	29
PID 748 wrote to memory of 1972	748	Umbrella LLC (8).exe	29
PID 748 wrote to memory of 1612	748	Umbrella LLC (8).exe	30
PID 748 wrote to memory of 1612	748	Umbrella LLC (8).exe	30
PID 748 wrote to memory of 1612	748	Umbrella LLC (8).exe	30
PID 748 wrote to memory of 1612	748	Umbrella LLC (8).exe	30
PID 1972 wrote to memory of 1988	1972	ymiheyd.exe	32
PID 1972 wrote to memory of 1988	1972	ymiheyd.exe	32
PID 1972 wrote to memory of 1988	1972	ymiheyd.exe	32
PID 1972 wrote to memory of 1988	1972	ymiheyd.exe	32
PID 1972 wrote to memory of 2016	1972	ymiheyd.exe	33
PID 1972 wrote to memory of 2016	1972	ymiheyd.exe	33
PID 1972 wrote to memory of 2016	1972	ymiheyd.exe	33
PID 1972 wrote to memory of 2016	1972	ymiheyd.exe	33
PID 1972 wrote to memory of 2016	1972	ymiheyd.exe	33
PID 1320 wrote to memory of 1440	1320	taskeng.exe	35
PID 1320 wrote to memory of 1440	1320	taskeng.exe	35
PID 1320 wrote to memory of 1440	1320	taskeng.exe	35
PID 1320 wrote to memory of 1440	1320	taskeng.exe	35

C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe
"C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:748
- C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe
  "C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe" /C
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:964
- C:\Users\Admin\AppData\Roaming\Microsoft\Aaepvzmegonu\ymiheyd.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Aaepvzmegonu\ymiheyd.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Users\Admin\AppData\Roaming\Microsoft\Aaepvzmegonu\ymiheyd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Aaepvzmegonu\ymiheyd.exe /C
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:1988
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2016
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn rxxcvyfmff /tr "\"C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe\" /I rxxcvyfmff" /SC ONCE /Z /ST 10:27 /ET 10:39
  2⤵
  - Creates scheduled task(s)
  PID:1612

C:\Windows\system32\taskeng.exe
taskeng.exe {0D542333-4B30-4FDB-B94C-9EA9A7BD537E} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1320
- C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe
  "C:\Users\Admin\AppData\Local\Temp\Umbrella LLC (8).exe" /I rxxcvyfmff
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1440

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/964-1-0x0000000002710000-0x0000000002721000-memory.dmp

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memory/1972-9-0x0000000000500000-0x0000000000537000-memory.dmp

Download

memory/1988-8-0x0000000002800000-0x0000000002811000-memory.dmp

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